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PK V�\y � dbutils.pynu �[��� #------------------------------------------------------------------------ # # Copyright (C) 2000 Autonomous Zone Industries # # License: This is free software. You may use this software for any # purpose including modification/redistribution, so long as # this header remains intact and that you do not claim any # rights of ownership or authorship of this software. This # software has been tested, but no warranty is expressed or # implied. # # Author: Gregory P. Smith <greg@krypto.org> # # Note: I don't know how useful this is in reality since when a # DBLockDeadlockError happens the current transaction is supposed to be # aborted. If it doesn't then when the operation is attempted again # the deadlock is still happening... # --Robin # #------------------------------------------------------------------------ # # import the time.sleep function in a namespace safe way to allow # "from bsddb.dbutils import *" # from time import sleep as _sleep import sys absolute_import = (sys.version_info[0] >= 3) if absolute_import : # Because this syntaxis is not valid before Python 2.5 exec("from . import db") else : import db # always sleep at least N seconds between retrys _deadlock_MinSleepTime = 1.0/128 # never sleep more than N seconds between retrys _deadlock_MaxSleepTime = 3.14159 # Assign a file object to this for a "sleeping" message to be written to it # each retry _deadlock_VerboseFile = None def DeadlockWrap(function, *_args, **_kwargs): """DeadlockWrap(function, *_args, **_kwargs) - automatically retries function in case of a database deadlock. This is a function intended to be used to wrap database calls such that they perform retrys with exponentially backing off sleeps in between when a DBLockDeadlockError exception is raised. A 'max_retries' parameter may optionally be passed to prevent it from retrying forever (in which case the exception will be reraised). d = DB(...) d.open(...) DeadlockWrap(d.put, "foo", data="bar") # set key "foo" to "bar" """ sleeptime = _deadlock_MinSleepTime max_retries = _kwargs.get('max_retries', -1) if 'max_retries' in _kwargs: del _kwargs['max_retries'] while True: try: return function(*_args, **_kwargs) except db.DBLockDeadlockError: if _deadlock_VerboseFile: _deadlock_VerboseFile.write( 'dbutils.DeadlockWrap: sleeping %1.3f\n' % sleeptime) _sleep(sleeptime) # exponential backoff in the sleep time sleeptime *= 2 if sleeptime > _deadlock_MaxSleepTime: sleeptime = _deadlock_MaxSleepTime max_retries -= 1 if max_retries == -1: raise #------------------------------------------------------------------------ PK V�\� FP P db.pycnu �[��� � ��Xjc @ s� d d l Z e j d d k Z e sn e j d � rQ d d l Td d l m Z q� d d l Td d l m Z n2 e j d � r� d d Ud d Un d d Ud d Ud S( i����Ni i s bsddb3.( t *( t __version__s from ._pybsddb import *s! from ._pybsddb import __version__s from ._bsddb import *s from ._bsddb import __version__( t syst version_infot absolute_importt __name__t startswitht _pybsddbR t _bsddb( ( ( s /usr/lib64/python2.7/bsddb/db.pyt <module>( s PK V�\�ܷ�=- =- dbshelve.pynu �[��� #! /usr/bin/env python #------------------------------------------------------------------------ # Copyright (c) 1997-2001 by Total Control Software # All Rights Reserved #------------------------------------------------------------------------ # # Module Name: dbShelve.py # # Description: A reimplementation of the standard shelve.py that # forces the use of cPickle, and DB. # # Creation Date: 11/3/97 3:39:04PM # # License: This is free software. You may use this software for any # purpose including modification/redistribution, so long as # this header remains intact and that you do not claim any # rights of ownership or authorship of this software. This # software has been tested, but no warranty is expressed or # implied. # # 13-Dec-2000: Updated to be used with the new bsddb3 package. # Added DBShelfCursor class. # #------------------------------------------------------------------------ """Manage shelves of pickled objects using bsddb database files for the storage. """ #------------------------------------------------------------------------ import sys absolute_import = (sys.version_info[0] >= 3) if absolute_import : # Because this syntaxis is not valid before Python 2.5 exec("from . import db") else : import db if sys.version_info[0] >= 3 : import cPickle # Will be converted to "pickle" by "2to3" else : if sys.version_info < (2, 6) : import cPickle else : # When we drop support for python 2.4 # we could use: (in 2.5 we need a __future__ statement) # # with warnings.catch_warnings(): # warnings.filterwarnings(...) # ... # # We can not use "with" as is, because it would be invalid syntax # in python 2.4 and (with no __future__) 2.5. # Here we simulate "with" following PEP 343 : import warnings w = warnings.catch_warnings() w.__enter__() try : warnings.filterwarnings('ignore', message='the cPickle module has been removed in Python 3.0', category=DeprecationWarning) import cPickle finally : w.__exit__() del w HIGHEST_PROTOCOL = cPickle.HIGHEST_PROTOCOL def _dumps(object, protocol): return cPickle.dumps(object, protocol=protocol) if sys.version_info < (2, 6) : from UserDict import DictMixin as MutableMapping else : import collections MutableMapping = collections.MutableMapping #------------------------------------------------------------------------ def open(filename, flags=db.DB_CREATE, mode=0660, filetype=db.DB_HASH, dbenv=None, dbname=None): """ A simple factory function for compatibility with the standard shleve.py module. It can be used like this, where key is a string and data is a pickleable object: from bsddb import dbshelve db = dbshelve.open(filename) db[key] = data db.close() """ if type(flags) == type(''): sflag = flags if sflag == 'r': flags = db.DB_RDONLY elif sflag == 'rw': flags = 0 elif sflag == 'w': flags = db.DB_CREATE elif sflag == 'c': flags = db.DB_CREATE elif sflag == 'n': flags = db.DB_TRUNCATE | db.DB_CREATE else: raise db.DBError, "flags should be one of 'r', 'w', 'c' or 'n' or use the bsddb.db.DB_* flags" d = DBShelf(dbenv) d.open(filename, dbname, filetype, flags, mode) return d #--------------------------------------------------------------------------- class DBShelveError(db.DBError): pass class DBShelf(MutableMapping): """A shelf to hold pickled objects, built upon a bsddb DB object. It automatically pickles/unpickles data objects going to/from the DB. """ def __init__(self, dbenv=None): self.db = db.DB(dbenv) self._closed = True if HIGHEST_PROTOCOL: self.protocol = HIGHEST_PROTOCOL else: self.protocol = 1 def __del__(self): self.close() def __getattr__(self, name): """Many methods we can just pass through to the DB object. (See below) """ return getattr(self.db, name) #----------------------------------- # Dictionary access methods def __len__(self): return len(self.db) def __getitem__(self, key): data = self.db[key] return cPickle.loads(data) def __setitem__(self, key, value): data = _dumps(value, self.protocol) self.db[key] = data def __delitem__(self, key): del self.db[key] def keys(self, txn=None): if txn is not None: return self.db.keys(txn) else: return self.db.keys() if sys.version_info >= (2, 6) : def __iter__(self) : # XXX: Load all keys in memory :-( for k in self.db.keys() : yield k # Do this when "DB" support iteration # Or is it enough to pass thru "getattr"? # # def __iter__(self) : # return self.db.__iter__() def open(self, *args, **kwargs): self.db.open(*args, **kwargs) self._closed = False def close(self, *args, **kwargs): self.db.close(*args, **kwargs) self._closed = True def __repr__(self): if self._closed: return '<DBShelf @ 0x%x - closed>' % (id(self)) else: return repr(dict(self.iteritems())) def items(self, txn=None): if txn is not None: items = self.db.items(txn) else: items = self.db.items() newitems = [] for k, v in items: newitems.append( (k, cPickle.loads(v)) ) return newitems def values(self, txn=None): if txn is not None: values = self.db.values(txn) else: values = self.db.values() return map(cPickle.loads, values) #----------------------------------- # Other methods def __append(self, value, txn=None): data = _dumps(value, self.protocol) return self.db.append(data, txn) def append(self, value, txn=None): if self.get_type() == db.DB_RECNO: return self.__append(value, txn=txn) raise DBShelveError, "append() only supported when dbshelve opened with filetype=dbshelve.db.DB_RECNO" def associate(self, secondaryDB, callback, flags=0): def _shelf_callback(priKey, priData, realCallback=callback): # Safe in Python 2.x because expresion short circuit if sys.version_info[0] < 3 or isinstance(priData, bytes) : data = cPickle.loads(priData) else : data = cPickle.loads(bytes(priData, "iso8859-1")) # 8 bits return realCallback(priKey, data) return self.db.associate(secondaryDB, _shelf_callback, flags) #def get(self, key, default=None, txn=None, flags=0): def get(self, *args, **kw): # We do it with *args and **kw so if the default value wasn't # given nothing is passed to the extension module. That way # an exception can be raised if set_get_returns_none is turned # off. data = self.db.get(*args, **kw) try: return cPickle.loads(data) except (EOFError, TypeError, cPickle.UnpicklingError): return data # we may be getting the default value, or None, # so it doesn't need unpickled. def get_both(self, key, value, txn=None, flags=0): data = _dumps(value, self.protocol) data = self.db.get(key, data, txn, flags) return cPickle.loads(data) def cursor(self, txn=None, flags=0): c = DBShelfCursor(self.db.cursor(txn, flags)) c.protocol = self.protocol return c def put(self, key, value, txn=None, flags=0): data = _dumps(value, self.protocol) return self.db.put(key, data, txn, flags) def join(self, cursorList, flags=0): raise NotImplementedError #---------------------------------------------- # Methods allowed to pass-through to self.db # # close, delete, fd, get_byteswapped, get_type, has_key, # key_range, open, remove, rename, stat, sync, # upgrade, verify, and all set_* methods. #--------------------------------------------------------------------------- class DBShelfCursor: """ """ def __init__(self, cursor): self.dbc = cursor def __del__(self): self.close() def __getattr__(self, name): """Some methods we can just pass through to the cursor object. (See below)""" return getattr(self.dbc, name) #---------------------------------------------- def dup(self, flags=0): c = DBShelfCursor(self.dbc.dup(flags)) c.protocol = self.protocol return c def put(self, key, value, flags=0): data = _dumps(value, self.protocol) return self.dbc.put(key, data, flags) def get(self, *args): count = len(args) # a method overloading hack method = getattr(self, 'get_%d' % count) method(*args) def get_1(self, flags): rec = self.dbc.get(flags) return self._extract(rec) def get_2(self, key, flags): rec = self.dbc.get(key, flags) return self._extract(rec) def get_3(self, key, value, flags): data = _dumps(value, self.protocol) rec = self.dbc.get(key, flags) return self._extract(rec) def current(self, flags=0): return self.get_1(flags|db.DB_CURRENT) def first(self, flags=0): return self.get_1(flags|db.DB_FIRST) def last(self, flags=0): return self.get_1(flags|db.DB_LAST) def next(self, flags=0): return self.get_1(flags|db.DB_NEXT) def prev(self, flags=0): return self.get_1(flags|db.DB_PREV) def consume(self, flags=0): return self.get_1(flags|db.DB_CONSUME) def next_dup(self, flags=0): return self.get_1(flags|db.DB_NEXT_DUP) def next_nodup(self, flags=0): return self.get_1(flags|db.DB_NEXT_NODUP) def prev_nodup(self, flags=0): return self.get_1(flags|db.DB_PREV_NODUP) def get_both(self, key, value, flags=0): data = _dumps(value, self.protocol) rec = self.dbc.get_both(key, flags) return self._extract(rec) def set(self, key, flags=0): rec = self.dbc.set(key, flags) return self._extract(rec) def set_range(self, key, flags=0): rec = self.dbc.set_range(key, flags) return self._extract(rec) def set_recno(self, recno, flags=0): rec = self.dbc.set_recno(recno, flags) return self._extract(rec) set_both = get_both def _extract(self, rec): if rec is None: return None else: key, data = rec # Safe in Python 2.x because expresion short circuit if sys.version_info[0] < 3 or isinstance(data, bytes) : return key, cPickle.loads(data) else : return key, cPickle.loads(bytes(data, "iso8859-1")) # 8 bits #---------------------------------------------- # Methods allowed to pass-through to self.dbc # # close, count, delete, get_recno, join_item #--------------------------------------------------------------------------- PK V�\��V�� � dbrecio.pyonu �[��� � ��Xjc @ s5 d Z d d l Z d d l Z d d d � � YZ d S( s� File-like objects that read from or write to a bsddb record. This implements (nearly) all stdio methods. f = DBRecIO(db, key, txn=None) f.close() # explicitly release resources held flag = f.isatty() # always false pos = f.tell() # get current position f.seek(pos) # set current position f.seek(pos, mode) # mode 0: absolute; 1: relative; 2: relative to EOF buf = f.read() # read until EOF buf = f.read(n) # read up to n bytes f.truncate([size]) # truncate file at to at most size (default: current pos) f.write(buf) # write at current position f.writelines(list) # for line in list: f.write(line) Notes: - fileno() is left unimplemented so that code which uses it triggers an exception early. - There's a simple test set (see end of this file) - not yet updated for DBRecIO. - readline() is not implemented yet. From: Itamar Shtull-Trauring <itamar@maxnm.com> i����Nt DBRecIOc B st e Z d d � Z d � Z d � Z d d � Z d � Z d d � Z d Z d d � Z d � Z d � Z d � Z RS( c C sC | | _ | | _ | | _ d | _ d | _ d | _ d | _ d S( Ni ( t dbt keyt txnt Nonet lent post closedt softspace( t selfR R R ( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt __init__# s c C s% | j s! d | _ | ` | ` n d S( Ni ( R R R ( R ( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt close, s c C s | j r t d � n d S( Ns I/O operation on closed filei ( R t ValueError( R ( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt isatty1 s i c C sc | j r t d � n | d k r1 | | j } n | d k rM | | j } n t d | � | _ d S( Ns I/O operation on closed filei i i ( R R R R t max( R R t mode( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt seek6 s c C s | j r t d � n | j S( Ns I/O operation on closed file( R R R ( R ( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt tell? s i����c C s� | j r t d � n | d k r- | j } n t | j | | j � } | | j } | j j | j d | j d | d | j �} | | _ | S( Ns I/O operation on closed filei R t dlent doff( R R R t minR R t getR R ( R t nt newposR t r( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt readD s - s| def readline(self, length=None): if self.closed: raise ValueError, "I/O operation on closed file" if self.buflist: self.buf = self.buf + string.joinfields(self.buflist, '') self.buflist = [] i = string.find(self.buf, ' ', self.pos) if i < 0: newpos = self.len else: newpos = i+1 if length is not None: if self.pos + length < newpos: newpos = self.pos + length r = self.buf[self.pos:newpos] self.pos = newpos return r def readlines(self, sizehint = 0): total = 0 lines = [] line = self.readline() while line: lines.append(line) total += len(line) if 0 < sizehint <= total: break line = self.readline() return lines c C s� | j r t d � n | d k r- | j } n< | d k rN t t j d � � n | | j k ri | | _ n | j j | j d d | j d | j | d | �d S( Ns I/O operation on closed filei s Negative size not allowedt R R R ( R R R R t IOErrort errnot EINVALR t putR R R ( R t size( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt truncater s c C s� | j r t d � n | s d S| j | j k r^ | j j d | j | j � | j | _ n | j t | � } | j j | j | d | j d t | � d | j �| | _ d S( Ns I/O operation on closed filet R R R ( R R R R t buflistt appendR R R R ( R t sR ( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt write~ s 4c C s | j t j | d � � d S( NR ( R% t stringt joinfields( R t list( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt writelines� s c C s | j r t d � n d S( Ns I/O operation on closed file( R R ( R ( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt flush� s N( t __name__t __module__R R R R R R R t _DBRecIO__fixmeR R% R) R* ( ( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyR " s , ( ( t __doc__R R& R ( ( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt <module> s �PK V�\�-��� � db.pynu �[��� #---------------------------------------------------------------------- # Copyright (c) 1999-2001, Digital Creations, Fredericksburg, VA, USA # and Andrew Kuchling. All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions are # met: # # o Redistributions of source code must retain the above copyright # notice, this list of conditions, and the disclaimer that follows. # # o Redistributions in binary form must reproduce the above copyright # notice, this list of conditions, and the following disclaimer in # the documentation and/or other materials provided with the # distribution. # # o Neither the name of Digital Creations nor the names of its # contributors may be used to endorse or promote products derived # from this software without specific prior written permission. # # THIS SOFTWARE IS PROVIDED BY DIGITAL CREATIONS AND CONTRIBUTORS *AS # IS* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A # PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL DIGITAL # CREATIONS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, # BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS # OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND # ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR # TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE # USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH # DAMAGE. #---------------------------------------------------------------------- # This module is just a placeholder for possible future expansion, in # case we ever want to augment the stuff in _db in any way. For now # it just simply imports everything from _db. import sys absolute_import = (sys.version_info[0] >= 3) if not absolute_import : if __name__.startswith('bsddb3.') : # import _pybsddb binary as it should be the more recent version from # a standalone pybsddb addon package than the version included with # python as bsddb._bsddb. from _pybsddb import * from _pybsddb import __version__ else: from _bsddb import * from _bsddb import __version__ else : # Because this syntaxis is not valid before Python 2.5 if __name__.startswith('bsddb3.') : exec("from ._pybsddb import *") exec("from ._pybsddb import __version__") else : exec("from ._bsddb import *") exec("from ._bsddb import __version__") PK V�\ا�H_ H_ dbtables.pyonu �[��� � ��Xjc @ s! d Z d d l Z d d l Z d d l Z d d l Z d d l Z e j d d k rd d d l Z nz e j d( k r� d d l Z n\ d d l Z e j � Z e j � z) e j d d d d e �d d l Z Wd e j � X[ y d d l m Z Wn! e k rd d l m Z n Xd e f d � � YZ d e f d � � YZ d d) d � � YZ d e f d � � YZ d e f d � � YZ d e f d � � YZ d e f d � � YZ d Z d Z d � Z d Z d Z d Z! d � Z" d! � Z# d" � Z$ d# � Z% d$ � Z& d% � Z' d& d* d' � � YZ( d S(+ s $Id$i����Ni i i i t ignoret messages1 the cPickle module has been removed in Python 3.0t category( t dbt TableDBErrorc B s e Z RS( ( t __name__t __module__( ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR > s t TableAlreadyExistsc B s e Z RS( ( R R ( ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR @ s t Condc B s e Z d Z d � Z RS( s! This condition matches everythingc C s d S( Ni ( ( t selft s( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt __call__F s ( R R t __doc__R ( ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR D s t ExactCondc B s e Z d Z d � Z d � Z RS( s) Acts as an exact match condition functionc C s | | _ d S( N( t strtomatch( R R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt __init__K s c C s | | j k S( N( R ( R R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR M s ( R R R R R ( ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR I s t PrefixCondc B s e Z d Z d � Z d � Z RS( s9 Acts as a condition function for matching a string prefixc C s | | _ d S( N( t prefix( R R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR R s c C s | t | j � | j k S( N( t lenR ( R R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR T s ( R R R R R ( ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR P s t PostfixCondc B s e Z d Z d � Z d � Z RS( s: Acts as a condition function for matching a string postfixc C s | | _ d S( N( t postfix( R R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR Y s c C s | t | j � | j k S( N( R R ( R R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR [ s ( R R R R R ( ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR W s t LikeCondc B s& e Z d Z e j d � Z d � Z RS( s� Acts as a function that will match using an SQL 'LIKE' style string. Case insensitive and % signs are wild cards. This isn't perfect but it should work for the simple common cases. c C sf d } x$ | D] } | j | d | � } q W| j d d � | _ t j d | j d | � | _ d S( Ns .*+()[]?s \t %s .*t ^t $( t replacet likestrt ret compile( R R t re_flagst chars_to_escapet char( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR d s c C s | j j | � S( N( R t match( R R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR l s ( R R R R t IGNORECASER R ( ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR ^ s t __TABLE_NAMES__s ._COLUMNS__c C s | t S( N( t _columns( t table( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt _columns_keyu s s ._DATA_.s ._ROWID_.i c C s | t | t | S( N( t _data( R$ t colt rowid( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt _data_key� s c C s | t | t S( N( R& ( R$ R' ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt _search_col_data_key� s c C s | t S( N( R& ( R$ ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt _search_all_data_key� s c C s | t | t S( N( t _rowid( R$ R( ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt _rowid_key� s c C s | t S( N( R, ( R$ ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt _search_rowid_key� s c C s` | j t � d k sT | j t � d k sT | j t � d k sT | j t � d k rX d Sd Sd S( s� Verify that the given string does not contain any metadata strings that might interfere with dbtables database operation. i i N( t findt _table_names_keyR# R& R, ( R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt contains_metastrings� s t bsdTableDBc B s� e Z d d d d d d � Z d � Z d � Z d d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z i i d � Z i d � Z i d � Z d � Z d � Z RS( i i� c s" d | _ t j } | r( | t j O} n t j t j Bt j Bt j B| B} y | t j O} Wn t k rn n X| r� | t j B} n t j � | _ | j j t j � | j j | | | B� | r� | t j O} n t j | j � | _ | j j d � | j j t j � | j j | t j | | B| � | | _ t j d d k r�d t f d � � Y� d t f � f d � � Y} | | j � | _ n | j j � } yV t | j d � t | � s�t | j d | j j � t t j g d � d | �n Wn | j � � n X| j! � i | _" d S( s� bsdTableDB(filename, dbhome, create=0, truncate=0, mode=0600) Open database name in the dbhome Berkeley DB directory. Use keyword arguments when calling this constructor. i i i t cursor_py3kc B s, e Z d � Z d � Z d � Z d � Z RS( c S s | | _ d S( N( t _dbcursor( R t dbcursor( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR � s c S s | j j � S( N( R4 t close( R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR6 � s c S sT | j j t | d � � } | d k rP | d j d � | d j d � f } n | S( Ns iso8859-1i i ( R4 t set_ranget bytest Nonet decode( R t searcht v( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR7 � s c S sN t | j d � � } | d k rJ | d j d � | d j d � f } n | S( Nt nexti s iso8859-1i ( t getattrR4 R9 R: ( R R< ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt __next__� s ( R R R R6 R7 R? ( ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR3 � s t db_py3kc s} e Z d � Z d � f d � Z d d � Z d d d � Z d d � Z d d d � Z d d d � Z d d � Z d � Z RS( c S s | | _ d S( N( t _db( R R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR � s c s � | j j d | � � S( Nt txn( RA t cursor( R RB ( R3 ( s& /usr/lib64/python2.7/bsddb/dbtables.pyRC � s c S s% t | j d � t | d � d | �S( Nt has_keys iso8859-1RB ( R> RA R8 ( R t keyRB ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyRD � s i c S sL t | d � } | d k r- t | d � } n | j j | | d | d | �S( Ns iso8859-1t flagsRB ( R8 R9 RA t put( R RE t valueRF RB ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyRG � s c S s( t | d � } | j j | | d | �S( Ns iso8859-1RB ( R8 RA RG ( R RE RH RB ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt put_bytes� s c S sO t | d � } | j j | d | d | �} | d k rK | j d � } n | S( Ns iso8859-1RB RF ( R8 RA t getR9 R: ( R RE RB RF R< ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyRJ � s c S s+ t | d � } | j j | d | d | �S( Ns iso8859-1RB RF ( R8 RA RJ ( R RE RB RF ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt get_bytes� s c S s% t | d � } | j j | d | �S( Ns iso8859-1RB ( R8 RA t delete( R RE RB ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyRL � s c S s | j j � S( N( RA R6 ( R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR6 � s N( R R R R9 RC RD RG RI RJ RK RL R6 ( ( R3 ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR@ � s RD RI RB N(# R9 R t DB_THREADt DB_CREATEt DB_INIT_MPOOLt DB_INIT_LOCKt DB_INIT_LOGt DB_INIT_TXNt DB_AUTO_COMMITt AttributeErrort DB_RECOVERt DBEnvt envt set_lk_detectt DB_LOCK_DEFAULTt opent DB_TRUNCATEt DBt set_get_returns_nonet set_flagst DB_DUPt DB_BTREEt dbfilenamet syst version_infot objectt txn_beginR> R0 RG t picklet dumpst abortt committ _bsdTableDB__tablecolumns( R t filenamet dbhomet createt truncatet modet recovert dbflagst myflagst flagsforenvR@ RB ( ( R3 s& /usr/lib64/python2.7/bsddb/dbtables.pyR � sF " '# c C s | j � d S( N( R6 ( R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt __del__ s c C sT | j d k r( | j j � d | _ n | j d k rP | j j � d | _ n d S( N( R R9 R6 RW ( R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR6 s c C s | j j | � d S( N( RW t txn_checkpoint( R t mins( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt checkpoint s c C s | j j � d S( N( R t sync( R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyRx s c C s� d GH| j j � } y] | j � \ } } xD t i | | 6� GH| j � } | r_ | \ } } q, | j � d Sq, Wn t j k r� | j � n Xd S( s* Print the database to stdout for debuggings5 ******** Printing raw database for debugging ********N( R RC t firstt reprR= R6 t DBNotFoundError( R t curRE t dataR= ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt _db_print# s c C s� d } y^t | � r$ t d � � n x) | D]! } t | � r+ t d � � q+ q+ Wt | � } t | j d � | � r� t d � n | j j � } t | j d | j j � | t j | d � d | �t j t | j d | j j � t d | d t j �� } | j | � | j j t d | �t | j d | j j � t t j | d � d | �| j � d } WnX t j k r�} | r�| j � n t j d k r�t | d � q�t | j d � n Xd S( s� CreateTable(table, columns) - Create a new table in the database. raises TableDBError if it already exists or for other DB errors. s- bad table name: contains reserved metastringss. bad column name: contains reserved metastringsRD s table already existsRI i RB RK RF i i N( i i ( R9 R1 t ValueErrorR% R> R R RW Re RG Rf Rg t loadsRJ R0 t DB_RMWt appendRL Ri t DBErrorRh Rb Rc R t args( R R$ t columnsRB t columnt columnlist_keyt tablelistt dberror( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt CreateTable5 s: ' c C s| t | � r t d � n t | � } t | j d � | � s@ g St | j d | j j � | � } | rt t j | � Sg Sd S( s\ Return a list of columns in the given table. [] if the table doesn't exist. s- bad table name: contains reserved metastringsRD RK N( R1 R R% R> R RJ Rf R� ( R R$ R� t pickledcolumnlist( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt ListTableColumnse s c C s- | j j t � } | r% t j | � Sg Sd S( s) Return a list of tables in this database.N( R t get_getR0 Rf R� ( R t pickledtablelist( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt ListTablesw s c C s� y | j | | � Wn�t k r�d } y+t | � } | j j � } t j t | j d | j j � | d | d t j �� } i } x | D] } | | | <q� Wt j | � } x* | D]" } | | k r� | j | � q� q� W| | k r7| j j | d | �t | j d | j j � | t j | d � d | �n | j � d } | j | � Wq�t j k r�} | r}| j � n t j d k r�t | d � q�t | j d � q�Xn Xd S( s CreateOrExtendTable(table, columns) Create a new table in the database. If a table of this name already exists, extend it to have any additional columns present in the given list as well as all of its current columns. RK RB RF RI i i i N( i i ( R� R R9 R% RW Re Rf R� R> R RJ R� t copyR� RL RG Rg Ri t _bsdTableDB__load_column_infoR� Rh Rb Rc R R� ( R R$ R� RB R� t oldcolumnlistt oldcolumnhasht ct newcolumnlistR� ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt CreateOrExtendTable s> ' c C s� y+ t | j d | j j � t | � � } Wn$ t j k rQ t d | f � n X| sk t d | f � n t j | � | j | <d S( s' initialize the self.__tablecolumns dictRK s unknown table: %rN( R> R RJ R% R{ R Rf R� Rj ( R R$ t tcolpickles( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt __load_column_info� s c C s� d } x� | s� g } x- t t � D] } | j t j d d � � q" Wt j d t | � } t j d d k r� | j d � } n y/ | j j t | | � d d | d t j �Wn t j k r� q Xd } q W| S( s" Create a new unique row identifieri i� t Bi s iso8859-1RB RF i N( t xranget _rowid_str_lenR� t randomt randintt structt packRb Rc R: R RG R- R9 t DB_NOOVERWRITEt DBKeyExistError( R R$ RB t uniquet blistt xt newid( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt __new_rowid� s ! c C s� d } yt | j d � t | � � s3 t d � n | | j k rR | j | � n x= | j � D]/ } | j | j | � s_ t d | f � q_ q_ W| j j � } | j | d | �} x? | j � D]1 \ } } | j j t | | | � | d | �q� W| j � d } Wn� t j k r�} t j � } | rV| j � | j j t | | � � n t j d k r|t | d | d � q�t | j d | d � n Xd S( s� Insert(table, datadict) - Insert a new row into the table using the keys+values from rowdict as the column values. RD s unknown tables unknown column: %rRB i i i N( i i ( R9 R> R R% R Rj R� t keyst countRW Re t _bsdTableDB__new_rowidt itemsRG R) Ri R� Rb t exc_infoRh RL R- Rc R� ( R R$ t rowdictRB R� R( t dataitemR� t info( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt Insert� s. ) c C s� yA| j | g | � } | j � } x| j � D] } d } y� x� | D]� } | j j � } yJ | j j t | | | � d | �} | j j t | | | � d | �Wn t j k r� d } n X| | | � } | d k r| j j t | | | � | d | �n | j � d } qG WWq1 | r5| j � n � q1 Xq1 WWnE t j k r�} t j d k rut | d � q�t | j d � n Xd S( s Modify(table, conditions={}, mappings={}) - Modify items in rows matching 'conditions' using mapping functions in 'mappings' * table - the table name * conditions - a dictionary keyed on column names containing a condition callable expecting the data string as an argument and returning a boolean. * mappings - a dictionary keyed on column names containing a condition callable expecting the data string as an argument and returning the new string for that column. RB i i i N( i i ( t _bsdTableDB__SelectR� R9 RW Re R RJ R) RL R{ RG Ri Rh R� Rb Rc R R� ( R R$ t conditionst mappingst matching_rowidsR� R( RB R� R� R� ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt Modify s@ c C si y | j | g | � } | j | } x� | j � D]� } d } y� | j j � } xK | D]C } y& | j j t | | | � d | �WqW t j k r� qW XqW Wy# | j j t | | � d | �Wn t j k r� n X| j � d } Wq2 t j k r} | r| j � n � q2 Xq2 WWnE t j k rd} t j d k rQt | d � qet | j d � n Xd S( s Delete(table, conditions) - Delete items matching the given conditions from the table. * conditions - a dictionary keyed on column names containing condition functions expecting the data string as an argument and returning a boolean. RB i i i N( i i ( R� Rj R� R9 RW Re R RL R) R{ R- Ri R� Rh Rb Rc R R� ( R R$ R� R� R� R( RB R� R� ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt DeleteB s6 # c C s� yT | | j k r" | j | � n | d k r> | j | } n | j | | | � } WnE t j k r� } t j d k r� t | d � q� t | j d � n X| j � S( s� Select(table, columns, conditions) - retrieve specific row data Returns a list of row column->value mapping dictionaries. * columns - a list of which column data to return. If columns is None, all columns will be returned. * conditions - a dictionary keyed on column names containing callable conditions expecting the data string as an argument and returning a boolean. i i i N( i i ( Rj R� R9 R� R R� Rb Rc R R� t values( R R$ R� R� R� R� ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt Selecto s c C s� | | j k r | j | � n | d k r; | j | } n xA | | j � D]/ } | j | j | � sL t d | f � qL qL Wi } i } d � } t j d k r� | j � } | j | � nv g } xm | j � D]_ } xV t | � D]; \ } } | | | � } | d k r� | j | | � Pq� q� W| j | � q� W| j j � } d } xH| D]@\ } } | d } t | | � } | | k r�d } n d } y� | j | � \ } } x� | t | � | k rW| t } | | k rB| s�| | � r | | k ri | | <n | r?| | | | <q?qB| | k r5| | =n | | | <n | j � \ } } q�WWqQt j k r�} | j d t j k rQ� qQqQqQXqQW| j � ~ t | � d k r�x� | j � D]� \ } } x� | D]� } | | k r�q�n y& | j j t | | | � � | | <Wq�t j k r{} t j d k rR| d t j k rn� qnn | j d t j k rn� n d | | <q�Xq�Wq�Wn | S( s� __Select() - Used to implement Select and Delete (above) Returns a dictionary keyed on rowids containing dicts holding the row data for columns listed in the columns param that match the given conditions. * conditions is a dictionary keyed on column names containing callable conditions expecting the data string as an argument and returning a boolean. s unknown column: %rc S s | d } | d } t | � t | � k r� d � } t | t � rr t | t � rr | t | j � t | j � � St | t � r� t | t � r� | t | j � t | j � � Sd St | t � r� d St | t � r� d St | t � r� d St | t � r� d Sd S( Ni c S s$ | | k r d S| | k r d Sd S( Ni i����i ( ( t at b( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt cmp� s i i����( t typet isinstanceR R R R R R ( t atuplet btupleR� R� R� ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt cmp_conditions� s$ i i i i����i N( i i ( i i ( Rj R� R9 t tablecolumnsR� R� R Rb Rc R� t sortt enumeratet insertR� R RC R* R7 R R� R= R� R� t DB_NOTFOUNDR6 RJ R) ( R R$ R� R� R� R� t rejected_rowidsR� t conditionlistt it jt kt rR| t column_numt conditiont searchkeyt savethiscolumndataRE R} R( R� t rowdata( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt __Select� s� c C s6 d } y�| j j � } | j j t | � d | �| j j | � } t | � } xX y | j | � \ } } Wn t j k r� Pn X| t | � | k r� Pn | j � qU t | � } xX y | j | � \ } } Wn t j k r� Pn X| t | � | k rPn | j � q� | j � t j t | j d | j j � t d | d t j �� } y | j | � Wn t k r{n X| j j t d | �t | j d | j j � t t j | d � d | �| j � d } | | j k r�| j | =n Wn< t j k r1} | r| j � n t | j d � � n Xd S( s( Remove an entire table from the databaseRB RK RF RI i N( R9 RW Re R RL R% RC R+ R7 R{ R R. R6 Rf R� R> RJ R0 R� t removeR RG Rg Ri Rj R� Rh R R� ( R R$ RB R| t table_keyRE R} R� R� ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt Drop sT ( R R R Rt R6 Rw Rx R~ R� R� R� R� R� R� R� R� R� R� R� R� ( ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR2 � s& r 0 : ,6 - �( i i ( ( () t _cvsidR Rb R� R� R� Rc Rf t cPicklet warningst catch_warningst wt __enter__t filterwarningst DeprecationWarningt __exit__t bsddb3R t ImportErrort bsddbt StandardErrorR R R R R R R R0 R# R% R& R, R� R) R* R+ R- R. R1 R2 ( ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt <module> sV PK V�\2Z�[ [ dbutils.pyonu �[��� � ��Xjc @ so d d l m Z d d l Z e j d d k Z e r@ d d Un d d l Z d d Z d Z d Z d � Z d S( i����( t sleepNi i s from . import dbg �?i� gn��! @c O s� t } | j d d � } d | k r. | d =n x� t r� y | | | � SWq1 t j k r� t ru t j d | � n t | � | d 9} | t k r� t } n | d 8} | d k r� � q� q1 Xq1 Wd S( s? DeadlockWrap(function, *_args, **_kwargs) - automatically retries function in case of a database deadlock. This is a function intended to be used to wrap database calls such that they perform retrys with exponentially backing off sleeps in between when a DBLockDeadlockError exception is raised. A 'max_retries' parameter may optionally be passed to prevent it from retrying forever (in which case the exception will be reraised). d = DB(...) d.open(...) DeadlockWrap(d.put, "foo", data="bar") # set key "foo" to "bar" t max_retriesi����s% dbutils.DeadlockWrap: sleeping %1.3f i i N( t _deadlock_MinSleepTimet gett Truet dbt DBLockDeadlockErrort _deadlock_VerboseFilet writet _sleept _deadlock_MaxSleepTime( t functiont _argst _kwargst sleeptimeR ( ( s% /usr/lib64/python2.7/bsddb/dbutils.pyt DeadlockWrap/ s$ ( t timeR R t syst version_infot absolute_importR R R t NoneR R ( ( ( s% /usr/lib64/python2.7/bsddb/dbutils.pyt <module> s PK V�\2Z�[ [ dbutils.pycnu �[��� � ��Xjc @ so d d l m Z d d l Z e j d d k Z e r@ d d Un d d l Z d d Z d Z d Z d � Z d S( i����( t sleepNi i s from . import dbg �?i� gn��! @c O s� t } | j d d � } d | k r. | d =n x� t r� y | | | � SWq1 t j k r� t ru t j d | � n t | � | d 9} | t k r� t } n | d 8} | d k r� � q� q1 Xq1 Wd S( s? DeadlockWrap(function, *_args, **_kwargs) - automatically retries function in case of a database deadlock. This is a function intended to be used to wrap database calls such that they perform retrys with exponentially backing off sleeps in between when a DBLockDeadlockError exception is raised. A 'max_retries' parameter may optionally be passed to prevent it from retrying forever (in which case the exception will be reraised). d = DB(...) d.open(...) DeadlockWrap(d.put, "foo", data="bar") # set key "foo" to "bar" t max_retriesi����s% dbutils.DeadlockWrap: sleeping %1.3f i i N( t _deadlock_MinSleepTimet gett Truet dbt DBLockDeadlockErrort _deadlock_VerboseFilet writet _sleept _deadlock_MaxSleepTime( t functiont _argst _kwargst sleeptimeR ( ( s% /usr/lib64/python2.7/bsddb/dbutils.pyt DeadlockWrap/ s$ ( t timeR R t syst version_infot absolute_importR R R t NoneR R ( ( ( s% /usr/lib64/python2.7/bsddb/dbutils.pyt <module> s PK V�\�^Fx �x dbtables.pynu �[��� #----------------------------------------------------------------------- # # Copyright (C) 2000, 2001 by Autonomous Zone Industries # Copyright (C) 2002 Gregory P. Smith # # License: This is free software. You may use this software for any # purpose including modification/redistribution, so long as # this header remains intact and that you do not claim any # rights of ownership or authorship of this software. This # software has been tested, but no warranty is expressed or # implied. # # -- Gregory P. Smith <greg@krypto.org> # This provides a simple database table interface built on top of # the Python Berkeley DB 3 interface. # _cvsid = '$Id$' import re import sys import copy import random import struct if sys.version_info[0] >= 3 : import pickle else : if sys.version_info < (2, 6) : import cPickle as pickle else : # When we drop support for python 2.4 # we could use: (in 2.5 we need a __future__ statement) # # with warnings.catch_warnings(): # warnings.filterwarnings(...) # ... # # We can not use "with" as is, because it would be invalid syntax # in python 2.4 and (with no __future__) 2.5. # Here we simulate "with" following PEP 343 : import warnings w = warnings.catch_warnings() w.__enter__() try : warnings.filterwarnings('ignore', message='the cPickle module has been removed in Python 3.0', category=DeprecationWarning) import cPickle as pickle finally : w.__exit__() del w try: # For Pythons w/distutils pybsddb from bsddb3 import db except ImportError: # For Python 2.3 from bsddb import db class TableDBError(StandardError): pass class TableAlreadyExists(TableDBError): pass class Cond: """This condition matches everything""" def __call__(self, s): return 1 class ExactCond(Cond): """Acts as an exact match condition function""" def __init__(self, strtomatch): self.strtomatch = strtomatch def __call__(self, s): return s == self.strtomatch class PrefixCond(Cond): """Acts as a condition function for matching a string prefix""" def __init__(self, prefix): self.prefix = prefix def __call__(self, s): return s[:len(self.prefix)] == self.prefix class PostfixCond(Cond): """Acts as a condition function for matching a string postfix""" def __init__(self, postfix): self.postfix = postfix def __call__(self, s): return s[-len(self.postfix):] == self.postfix class LikeCond(Cond): """ Acts as a function that will match using an SQL 'LIKE' style string. Case insensitive and % signs are wild cards. This isn't perfect but it should work for the simple common cases. """ def __init__(self, likestr, re_flags=re.IGNORECASE): # escape python re characters chars_to_escape = '.*+()[]?' for char in chars_to_escape : likestr = likestr.replace(char, '\\'+char) # convert %s to wildcards self.likestr = likestr.replace('%', '.*') self.re = re.compile('^'+self.likestr+'$', re_flags) def __call__(self, s): return self.re.match(s) # # keys used to store database metadata # _table_names_key = '__TABLE_NAMES__' # list of the tables in this db _columns = '._COLUMNS__' # table_name+this key contains a list of columns def _columns_key(table): return table + _columns # # these keys are found within table sub databases # _data = '._DATA_.' # this+column+this+rowid key contains table data _rowid = '._ROWID_.' # this+rowid+this key contains a unique entry for each # row in the table. (no data is stored) _rowid_str_len = 8 # length in bytes of the unique rowid strings def _data_key(table, col, rowid): return table + _data + col + _data + rowid def _search_col_data_key(table, col): return table + _data + col + _data def _search_all_data_key(table): return table + _data def _rowid_key(table, rowid): return table + _rowid + rowid + _rowid def _search_rowid_key(table): return table + _rowid def contains_metastrings(s) : """Verify that the given string does not contain any metadata strings that might interfere with dbtables database operation. """ if (s.find(_table_names_key) >= 0 or s.find(_columns) >= 0 or s.find(_data) >= 0 or s.find(_rowid) >= 0): # Then return 1 else: return 0 class bsdTableDB : def __init__(self, filename, dbhome, create=0, truncate=0, mode=0600, recover=0, dbflags=0): """bsdTableDB(filename, dbhome, create=0, truncate=0, mode=0600) Open database name in the dbhome Berkeley DB directory. Use keyword arguments when calling this constructor. """ self.db = None myflags = db.DB_THREAD if create: myflags |= db.DB_CREATE flagsforenv = (db.DB_INIT_MPOOL | db.DB_INIT_LOCK | db.DB_INIT_LOG | db.DB_INIT_TXN | dbflags) # DB_AUTO_COMMIT isn't a valid flag for env.open() try: dbflags |= db.DB_AUTO_COMMIT except AttributeError: pass if recover: flagsforenv = flagsforenv | db.DB_RECOVER self.env = db.DBEnv() # enable auto deadlock avoidance self.env.set_lk_detect(db.DB_LOCK_DEFAULT) self.env.open(dbhome, myflags | flagsforenv) if truncate: myflags |= db.DB_TRUNCATE self.db = db.DB(self.env) # this code relies on DBCursor.set* methods to raise exceptions # rather than returning None self.db.set_get_returns_none(1) # allow duplicate entries [warning: be careful w/ metadata] self.db.set_flags(db.DB_DUP) self.db.open(filename, db.DB_BTREE, dbflags | myflags, mode) self.dbfilename = filename if sys.version_info[0] >= 3 : class cursor_py3k(object) : def __init__(self, dbcursor) : self._dbcursor = dbcursor def close(self) : return self._dbcursor.close() def set_range(self, search) : v = self._dbcursor.set_range(bytes(search, "iso8859-1")) if v is not None : v = (v[0].decode("iso8859-1"), v[1].decode("iso8859-1")) return v def __next__(self) : v = getattr(self._dbcursor, "next")() if v is not None : v = (v[0].decode("iso8859-1"), v[1].decode("iso8859-1")) return v class db_py3k(object) : def __init__(self, db) : self._db = db def cursor(self, txn=None) : return cursor_py3k(self._db.cursor(txn=txn)) def has_key(self, key, txn=None) : return getattr(self._db,"has_key")(bytes(key, "iso8859-1"), txn=txn) def put(self, key, value, flags=0, txn=None) : key = bytes(key, "iso8859-1") if value is not None : value = bytes(value, "iso8859-1") return self._db.put(key, value, flags=flags, txn=txn) def put_bytes(self, key, value, txn=None) : key = bytes(key, "iso8859-1") return self._db.put(key, value, txn=txn) def get(self, key, txn=None, flags=0) : key = bytes(key, "iso8859-1") v = self._db.get(key, txn=txn, flags=flags) if v is not None : v = v.decode("iso8859-1") return v def get_bytes(self, key, txn=None, flags=0) : key = bytes(key, "iso8859-1") return self._db.get(key, txn=txn, flags=flags) def delete(self, key, txn=None) : key = bytes(key, "iso8859-1") return self._db.delete(key, txn=txn) def close (self) : return self._db.close() self.db = db_py3k(self.db) else : # Python 2.x pass # Initialize the table names list if this is a new database txn = self.env.txn_begin() try: if not getattr(self.db, "has_key")(_table_names_key, txn): getattr(self.db, "put_bytes", self.db.put) \ (_table_names_key, pickle.dumps([], 1), txn=txn) # Yes, bare except except: txn.abort() raise else: txn.commit() # TODO verify more of the database's metadata? self.__tablecolumns = {} def __del__(self): self.close() def close(self): if self.db is not None: self.db.close() self.db = None if self.env is not None: self.env.close() self.env = None def checkpoint(self, mins=0): self.env.txn_checkpoint(mins) def sync(self): self.db.sync() def _db_print(self) : """Print the database to stdout for debugging""" print "******** Printing raw database for debugging ********" cur = self.db.cursor() try: key, data = cur.first() while 1: print repr({key: data}) next = cur.next() if next: key, data = next else: cur.close() return except db.DBNotFoundError: cur.close() def CreateTable(self, table, columns): """CreateTable(table, columns) - Create a new table in the database. raises TableDBError if it already exists or for other DB errors. """ assert isinstance(columns, list) txn = None try: # checking sanity of the table and column names here on # table creation will prevent problems elsewhere. if contains_metastrings(table): raise ValueError( "bad table name: contains reserved metastrings") for column in columns : if contains_metastrings(column): raise ValueError( "bad column name: contains reserved metastrings") columnlist_key = _columns_key(table) if getattr(self.db, "has_key")(columnlist_key): raise TableAlreadyExists, "table already exists" txn = self.env.txn_begin() # store the table's column info getattr(self.db, "put_bytes", self.db.put)(columnlist_key, pickle.dumps(columns, 1), txn=txn) # add the table name to the tablelist tablelist = pickle.loads(getattr(self.db, "get_bytes", self.db.get) (_table_names_key, txn=txn, flags=db.DB_RMW)) tablelist.append(table) # delete 1st, in case we opened with DB_DUP self.db.delete(_table_names_key, txn=txn) getattr(self.db, "put_bytes", self.db.put)(_table_names_key, pickle.dumps(tablelist, 1), txn=txn) txn.commit() txn = None except db.DBError, dberror: if txn: txn.abort() if sys.version_info < (2, 6) : raise TableDBError, dberror[1] else : raise TableDBError, dberror.args[1] def ListTableColumns(self, table): """Return a list of columns in the given table. [] if the table doesn't exist. """ assert isinstance(table, str) if contains_metastrings(table): raise ValueError, "bad table name: contains reserved metastrings" columnlist_key = _columns_key(table) if not getattr(self.db, "has_key")(columnlist_key): return [] pickledcolumnlist = getattr(self.db, "get_bytes", self.db.get)(columnlist_key) if pickledcolumnlist: return pickle.loads(pickledcolumnlist) else: return [] def ListTables(self): """Return a list of tables in this database.""" pickledtablelist = self.db.get_get(_table_names_key) if pickledtablelist: return pickle.loads(pickledtablelist) else: return [] def CreateOrExtendTable(self, table, columns): """CreateOrExtendTable(table, columns) Create a new table in the database. If a table of this name already exists, extend it to have any additional columns present in the given list as well as all of its current columns. """ assert isinstance(columns, list) try: self.CreateTable(table, columns) except TableAlreadyExists: # the table already existed, add any new columns txn = None try: columnlist_key = _columns_key(table) txn = self.env.txn_begin() # load the current column list oldcolumnlist = pickle.loads( getattr(self.db, "get_bytes", self.db.get)(columnlist_key, txn=txn, flags=db.DB_RMW)) # create a hash table for fast lookups of column names in the # loop below oldcolumnhash = {} for c in oldcolumnlist: oldcolumnhash[c] = c # create a new column list containing both the old and new # column names newcolumnlist = copy.copy(oldcolumnlist) for c in columns: if not c in oldcolumnhash: newcolumnlist.append(c) # store the table's new extended column list if newcolumnlist != oldcolumnlist : # delete the old one first since we opened with DB_DUP self.db.delete(columnlist_key, txn=txn) getattr(self.db, "put_bytes", self.db.put)(columnlist_key, pickle.dumps(newcolumnlist, 1), txn=txn) txn.commit() txn = None self.__load_column_info(table) except db.DBError, dberror: if txn: txn.abort() if sys.version_info < (2, 6) : raise TableDBError, dberror[1] else : raise TableDBError, dberror.args[1] def __load_column_info(self, table) : """initialize the self.__tablecolumns dict""" # check the column names try: tcolpickles = getattr(self.db, "get_bytes", self.db.get)(_columns_key(table)) except db.DBNotFoundError: raise TableDBError, "unknown table: %r" % (table,) if not tcolpickles: raise TableDBError, "unknown table: %r" % (table,) self.__tablecolumns[table] = pickle.loads(tcolpickles) def __new_rowid(self, table, txn) : """Create a new unique row identifier""" unique = 0 while not unique: # Generate a random 64-bit row ID string # (note: might have <64 bits of true randomness # but it's plenty for our database id needs!) blist = [] for x in xrange(_rowid_str_len): blist.append(random.randint(0,255)) newid = struct.pack('B'*_rowid_str_len, *blist) if sys.version_info[0] >= 3 : newid = newid.decode("iso8859-1") # 8 bits # Guarantee uniqueness by adding this key to the database try: self.db.put(_rowid_key(table, newid), None, txn=txn, flags=db.DB_NOOVERWRITE) except db.DBKeyExistError: pass else: unique = 1 return newid def Insert(self, table, rowdict) : """Insert(table, datadict) - Insert a new row into the table using the keys+values from rowdict as the column values. """ txn = None try: if not getattr(self.db, "has_key")(_columns_key(table)): raise TableDBError, "unknown table" # check the validity of each column name if not table in self.__tablecolumns: self.__load_column_info(table) for column in rowdict.keys() : if not self.__tablecolumns[table].count(column): raise TableDBError, "unknown column: %r" % (column,) # get a unique row identifier for this row txn = self.env.txn_begin() rowid = self.__new_rowid(table, txn=txn) # insert the row values into the table database for column, dataitem in rowdict.items(): # store the value self.db.put(_data_key(table, column, rowid), dataitem, txn=txn) txn.commit() txn = None except db.DBError, dberror: # WIBNI we could just abort the txn and re-raise the exception? # But no, because TableDBError is not related to DBError via # inheritance, so it would be backwards incompatible. Do the next # best thing. info = sys.exc_info() if txn: txn.abort() self.db.delete(_rowid_key(table, rowid)) if sys.version_info < (2, 6) : raise TableDBError, dberror[1], info[2] else : raise TableDBError, dberror.args[1], info[2] def Modify(self, table, conditions={}, mappings={}): """Modify(table, conditions={}, mappings={}) - Modify items in rows matching 'conditions' using mapping functions in 'mappings' * table - the table name * conditions - a dictionary keyed on column names containing a condition callable expecting the data string as an argument and returning a boolean. * mappings - a dictionary keyed on column names containing a condition callable expecting the data string as an argument and returning the new string for that column. """ try: matching_rowids = self.__Select(table, [], conditions) # modify only requested columns columns = mappings.keys() for rowid in matching_rowids.keys(): txn = None try: for column in columns: txn = self.env.txn_begin() # modify the requested column try: dataitem = self.db.get( _data_key(table, column, rowid), txn=txn) self.db.delete( _data_key(table, column, rowid), txn=txn) except db.DBNotFoundError: # XXXXXXX row key somehow didn't exist, assume no # error dataitem = None dataitem = mappings[column](dataitem) if dataitem is not None: self.db.put( _data_key(table, column, rowid), dataitem, txn=txn) txn.commit() txn = None # catch all exceptions here since we call unknown callables except: if txn: txn.abort() raise except db.DBError, dberror: if sys.version_info < (2, 6) : raise TableDBError, dberror[1] else : raise TableDBError, dberror.args[1] def Delete(self, table, conditions={}): """Delete(table, conditions) - Delete items matching the given conditions from the table. * conditions - a dictionary keyed on column names containing condition functions expecting the data string as an argument and returning a boolean. """ try: matching_rowids = self.__Select(table, [], conditions) # delete row data from all columns columns = self.__tablecolumns[table] for rowid in matching_rowids.keys(): txn = None try: txn = self.env.txn_begin() for column in columns: # delete the data key try: self.db.delete(_data_key(table, column, rowid), txn=txn) except db.DBNotFoundError: # XXXXXXX column may not exist, assume no error pass try: self.db.delete(_rowid_key(table, rowid), txn=txn) except db.DBNotFoundError: # XXXXXXX row key somehow didn't exist, assume no error pass txn.commit() txn = None except db.DBError, dberror: if txn: txn.abort() raise except db.DBError, dberror: if sys.version_info < (2, 6) : raise TableDBError, dberror[1] else : raise TableDBError, dberror.args[1] def Select(self, table, columns, conditions={}): """Select(table, columns, conditions) - retrieve specific row data Returns a list of row column->value mapping dictionaries. * columns - a list of which column data to return. If columns is None, all columns will be returned. * conditions - a dictionary keyed on column names containing callable conditions expecting the data string as an argument and returning a boolean. """ try: if not table in self.__tablecolumns: self.__load_column_info(table) if columns is None: columns = self.__tablecolumns[table] matching_rowids = self.__Select(table, columns, conditions) except db.DBError, dberror: if sys.version_info < (2, 6) : raise TableDBError, dberror[1] else : raise TableDBError, dberror.args[1] # return the matches as a list of dictionaries return matching_rowids.values() def __Select(self, table, columns, conditions): """__Select() - Used to implement Select and Delete (above) Returns a dictionary keyed on rowids containing dicts holding the row data for columns listed in the columns param that match the given conditions. * conditions is a dictionary keyed on column names containing callable conditions expecting the data string as an argument and returning a boolean. """ # check the validity of each column name if not table in self.__tablecolumns: self.__load_column_info(table) if columns is None: columns = self.tablecolumns[table] for column in (columns + conditions.keys()): if not self.__tablecolumns[table].count(column): raise TableDBError, "unknown column: %r" % (column,) # keyed on rows that match so far, containings dicts keyed on # column names containing the data for that row and column. matching_rowids = {} # keys are rowids that do not match rejected_rowids = {} # attempt to sort the conditions in such a way as to minimize full # column lookups def cmp_conditions(atuple, btuple): a = atuple[1] b = btuple[1] if type(a) is type(b): # Needed for python 3. "cmp" vanished in 3.0.1 def cmp(a, b) : if a==b : return 0 if a<b : return -1 return 1 if isinstance(a, PrefixCond) and isinstance(b, PrefixCond): # longest prefix first return cmp(len(b.prefix), len(a.prefix)) if isinstance(a, LikeCond) and isinstance(b, LikeCond): # longest likestr first return cmp(len(b.likestr), len(a.likestr)) return 0 if isinstance(a, ExactCond): return -1 if isinstance(b, ExactCond): return 1 if isinstance(a, PrefixCond): return -1 if isinstance(b, PrefixCond): return 1 # leave all unknown condition callables alone as equals return 0 if sys.version_info < (2, 6) : conditionlist = conditions.items() conditionlist.sort(cmp_conditions) else : # Insertion Sort. Please, improve conditionlist = [] for i in conditions.items() : for j, k in enumerate(conditionlist) : r = cmp_conditions(k, i) if r == 1 : conditionlist.insert(j, i) break else : conditionlist.append(i) # Apply conditions to column data to find what we want cur = self.db.cursor() column_num = -1 for column, condition in conditionlist: column_num = column_num + 1 searchkey = _search_col_data_key(table, column) # speedup: don't linear search columns within loop if column in columns: savethiscolumndata = 1 # save the data for return else: savethiscolumndata = 0 # data only used for selection try: key, data = cur.set_range(searchkey) while key[:len(searchkey)] == searchkey: # extract the rowid from the key rowid = key[-_rowid_str_len:] if not rowid in rejected_rowids: # if no condition was specified or the condition # succeeds, add row to our match list. if not condition or condition(data): if not rowid in matching_rowids: matching_rowids[rowid] = {} if savethiscolumndata: matching_rowids[rowid][column] = data else: if rowid in matching_rowids: del matching_rowids[rowid] rejected_rowids[rowid] = rowid key, data = cur.next() except db.DBError, dberror: if dberror.args[0] != db.DB_NOTFOUND: raise continue cur.close() # we're done selecting rows, garbage collect the reject list del rejected_rowids # extract any remaining desired column data from the # database for the matching rows. if len(columns) > 0: for rowid, rowdata in matching_rowids.items(): for column in columns: if column in rowdata: continue try: rowdata[column] = self.db.get( _data_key(table, column, rowid)) except db.DBError, dberror: if sys.version_info < (2, 6) : if dberror[0] != db.DB_NOTFOUND: raise else : if dberror.args[0] != db.DB_NOTFOUND: raise rowdata[column] = None # return the matches return matching_rowids def Drop(self, table): """Remove an entire table from the database""" txn = None try: txn = self.env.txn_begin() # delete the column list self.db.delete(_columns_key(table), txn=txn) cur = self.db.cursor(txn) # delete all keys containing this tables column and row info table_key = _search_all_data_key(table) while 1: try: key, data = cur.set_range(table_key) except db.DBNotFoundError: break # only delete items in this table if key[:len(table_key)] != table_key: break cur.delete() # delete all rowids used by this table table_key = _search_rowid_key(table) while 1: try: key, data = cur.set_range(table_key) except db.DBNotFoundError: break # only delete items in this table if key[:len(table_key)] != table_key: break cur.delete() cur.close() # delete the tablename from the table name list tablelist = pickle.loads( getattr(self.db, "get_bytes", self.db.get)(_table_names_key, txn=txn, flags=db.DB_RMW)) try: tablelist.remove(table) except ValueError: # hmm, it wasn't there, oh well, that's what we want. pass # delete 1st, incase we opened with DB_DUP self.db.delete(_table_names_key, txn=txn) getattr(self.db, "put_bytes", self.db.put)(_table_names_key, pickle.dumps(tablelist, 1), txn=txn) txn.commit() txn = None if table in self.__tablecolumns: del self.__tablecolumns[table] except db.DBError, dberror: if txn: txn.abort() raise TableDBError(dberror.args[1]) PK V�\1���I �I dbobj.pycnu �[��� � ��Xjc @ s� d d l Z e j d d k Z e r0 d d Un d d l Z e j d k r^ d d l m Z n d d l Z e j Z d d d � � YZ d e f d � � YZ d d d � � YZ d S( i����Ni i s from . import dbi i ( t DictMixint DBEnvc B s e Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z e j � d' k r� d � Z n d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z! 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This condition matches everythingc C s d S( Ni ( ( t selft s( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt __call__F s ( R R t __doc__R ( ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR D s t ExactCondc B s e Z d Z d � Z d � Z RS( s) Acts as an exact match condition functionc C s | | _ d S( N( t strtomatch( R R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt __init__K s c C s | | j k S( N( R ( R R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR M s ( R R R R R ( ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR I s t PrefixCondc B s e Z d Z d � Z d � Z RS( s9 Acts as a condition function for matching a string prefixc C s | | _ d S( N( t prefix( R R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR R s c C s | t | j � | j k S( N( t lenR ( R R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR T s ( R R R R R ( ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR P s t PostfixCondc B s e Z d Z d � Z d � Z RS( s: Acts as a condition function for matching a string postfixc C s | | _ d S( N( t postfix( R R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR Y s c C s | t | j � | j k S( N( R R ( R R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR [ s ( R R R R R ( ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR W s t LikeCondc B s& e Z d Z e j d � Z d � Z RS( s� Acts as a function that will match using an SQL 'LIKE' style string. Case insensitive and % signs are wild cards. This isn't perfect but it should work for the simple common cases. c C sf d } x$ | D] } | j | d | � } q W| j d d � | _ t j d | j d | � | _ d S( Ns .*+()[]?s \t %s .*t ^t $( t replacet likestrt ret compile( R R t re_flagst chars_to_escapet char( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR d s c C s | j j | � S( N( R t match( R R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR l s ( R R R R t IGNORECASER R ( ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR ^ s t __TABLE_NAMES__s ._COLUMNS__c C s | t S( N( t _columns( t table( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt _columns_keyu s s ._DATA_.s ._ROWID_.i c C s | t | t | S( N( t _data( R$ t colt rowid( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt _data_key� s c C s | t | t S( N( R& ( R$ R' ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt _search_col_data_key� s c C s | t S( N( R& ( R$ ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt _search_all_data_key� s c C s | t | t S( N( t _rowid( R$ R( ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt _rowid_key� s c C s | t S( N( R, ( R$ ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt _search_rowid_key� s c C s` | j t � d k sT | j t � d k sT | j t � d k sT | j t � d k rX d Sd Sd S( s� Verify that the given string does not contain any metadata strings that might interfere with dbtables database operation. i i N( t findt _table_names_keyR# R& R, ( R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt contains_metastrings� s t bsdTableDBc B s� e Z d d d d d d � Z d � Z d � Z d d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z i i d � Z i d � Z i d � Z d � Z d � Z RS( i i� c s" d | _ t j } | r( | t j O} n t j t j Bt j Bt j B| B} y | t j O} Wn t k rn n X| r� | t j B} n t j � | _ | j j t j � | j j | | | B� | r� | t j O} n t j | j � | _ | j j d � | j j t j � | j j | t j | | B| � | | _ t j d d k r�d t f d � � Y� d t f � f d � � Y} | | j � | _ n | j j � } yV t | j d � t | � s�t | j d | j j � t t j g d � d | �n Wn | j � � n X| j! � i | _" d S( s� bsdTableDB(filename, dbhome, create=0, truncate=0, mode=0600) Open database name in the dbhome Berkeley DB directory. Use keyword arguments when calling this constructor. i i i t cursor_py3kc B s, e Z d � Z d � Z d � Z d � Z RS( c S s | | _ d S( N( t _dbcursor( R t dbcursor( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR � s c S s | j j � S( N( R4 t close( R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR6 � s c S sT | j j t | d � � } | d k rP | d j d � | d j d � f } n | S( Ns iso8859-1i i ( R4 t set_ranget bytest Nonet decode( R t searcht v( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR7 � s c S sN t | j d � � } | d k rJ | d j d � | d j d � f } n | S( Nt nexti s iso8859-1i ( t getattrR4 R9 R: ( R R< ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt __next__� s ( R R R R6 R7 R? ( ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR3 � s t db_py3kc s} e Z d � Z d � f d � Z d d � Z d d d � Z d d � Z d d d � Z d d d � Z d d � Z d � Z RS( c S s | | _ d S( N( t _db( R R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR � s c s � | j j d | � � S( Nt txn( RA t cursor( R RB ( R3 ( s& /usr/lib64/python2.7/bsddb/dbtables.pyRC � s c S s% t | j d � t | d � d | �S( Nt has_keys iso8859-1RB ( R> RA R8 ( R t keyRB ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyRD � s i c S sL t | d � } | d k r- t | d � } n | j j | | d | d | �S( Ns iso8859-1t flagsRB ( R8 R9 RA t put( R RE t valueRF RB ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyRG � s c S s( t | d � } | j j | | d | �S( Ns iso8859-1RB ( R8 RA RG ( R RE RH RB ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt put_bytes� s c S sO t | d � } | j j | d | d | �} | d k rK | j d � } n | S( Ns iso8859-1RB RF ( R8 RA t getR9 R: ( R RE RB RF R< ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyRJ � s c S s+ t | d � } | j j | d | d | �S( Ns iso8859-1RB RF ( R8 RA RJ ( R RE RB RF ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt get_bytes� s c S s% t | d � } | j j | d | �S( Ns iso8859-1RB ( R8 RA t delete( R RE RB ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyRL � s c S s | j j � S( N( RA R6 ( R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR6 � s N( R R R R9 RC RD RG RI RJ RK RL R6 ( ( R3 ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR@ � s RD RI RB N(# R9 R t DB_THREADt DB_CREATEt DB_INIT_MPOOLt DB_INIT_LOCKt DB_INIT_LOGt DB_INIT_TXNt DB_AUTO_COMMITt AttributeErrort DB_RECOVERt DBEnvt envt set_lk_detectt DB_LOCK_DEFAULTt opent DB_TRUNCATEt DBt set_get_returns_nonet set_flagst DB_DUPt DB_BTREEt dbfilenamet syst version_infot objectt txn_beginR> R0 RG t picklet dumpst abortt committ _bsdTableDB__tablecolumns( R t filenamet dbhomet createt truncatet modet recovert dbflagst myflagst flagsforenvR@ RB ( ( R3 s& /usr/lib64/python2.7/bsddb/dbtables.pyR � sF " '# c C s | j � d S( N( R6 ( R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt __del__ s c C sT | j d k r( | j j � d | _ n | j d k rP | j j � d | _ n d S( N( R R9 R6 RW ( R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR6 s c C s | j j | � d S( N( RW t txn_checkpoint( R t mins( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt checkpoint s c C s | j j � d S( N( R t sync( R ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyRx s c C s� d GH| j j � } y] | j � \ } } xD t i | | 6� GH| j � } | r_ | \ } } q, | j � d Sq, Wn t j k r� | j � n Xd S( s* Print the database to stdout for debuggings5 ******** Printing raw database for debugging ********N( R RC t firstt reprR= R6 t DBNotFoundError( R t curRE t dataR= ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt _db_print# s c C s� t | t � s t � d } y^t | � r9 t d � � n x) | D]! } t | � r@ t d � � q@ q@ Wt | � } t | j d � | � r� t d � n | j j � } t | j d | j j � | t j | d � d | �t j t | j d | j j � t d | d t j �� } | j | � | j j t d | �t | j d | j j � t t j | d � d | �| j � d } WnX t j k r�} | r�| j � n t j d k r�t | d � q�t | j d � n Xd S( s� CreateTable(table, columns) - Create a new table in the database. raises TableDBError if it already exists or for other DB errors. s- bad table name: contains reserved metastringss. bad column name: contains reserved metastringsRD s table already existsRI i RB RK RF i i N( i i ( t isinstancet listt AssertionErrorR9 R1 t ValueErrorR% R> R R RW Re RG Rf Rg t loadsRJ R0 t DB_RMWt appendRL Ri t DBErrorRh Rb Rc R t args( R R$ t columnsRB t columnt columnlist_keyt tablelistt dberror( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt CreateTable5 s< ' c C s� t | t � s t � t | � r- t d � n t | � } t | j d � | � sU g St | j d | j j � | � } | r� t j | � Sg Sd S( s\ Return a list of columns in the given table. [] if the table doesn't exist. s- bad table name: contains reserved metastringsRD RK N( R t strR� R1 R� R% R> R RJ Rf R� ( R R$ R� t pickledcolumnlist( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt ListTableColumnse s c C s- | j j t � } | r% t j | � Sg Sd S( s) Return a list of tables in this database.N( R t get_getR0 Rf R� ( R t pickledtablelist( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt ListTablesw s c C s� t | t � s t � y | j | | � Wn�t k r�d } y+t | � } | j j � } t j t | j d | j j � | d | d t j �� } i } x | D] } | | | <q� Wt j | � } x* | D]" } | | k r� | j | � q� q� W| | k rL| j j | d | �t | j d | j j � | t j | d � d | �n | j � d } | j | � Wq�t j k r�} | r�| j � n t j d k r�t | d � q�t | j d � q�Xn Xd S( s CreateOrExtendTable(table, columns) Create a new table in the database. If a table of this name already exists, extend it to have any additional columns present in the given list as well as all of its current columns. RK RB RF RI i i i N( i i ( R R� R� R� R R9 R% RW Re Rf R� R> R RJ R� t copyR� RL RG Rg Ri t _bsdTableDB__load_column_infoR� Rh Rb Rc R R� ( R R$ R� RB R� t oldcolumnlistt oldcolumnhasht ct newcolumnlistR� ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt CreateOrExtendTable s@ ' c C s� y+ t | j d | j j � t | � � } Wn$ t j k rQ t d | f � n X| sk t d | f � n t j | � | j | <d S( s' initialize the self.__tablecolumns dictRK s unknown table: %rN( R> R RJ R% R{ R Rf R� Rj ( R R$ t tcolpickles( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt __load_column_info� s c C s� d } x� | s� g } x- t t � D] } | j t j d d � � q" Wt j d t | � } t j d d k r� | j d � } n y/ | j j t | | � d d | d t j �Wn t j k r� q Xd } q W| S( s" Create a new unique row identifieri i� t Bi s iso8859-1RB RF i N( t xranget _rowid_str_lenR� t randomt randintt structt packRb Rc R: R RG R- R9 t DB_NOOVERWRITEt DBKeyExistError( R R$ RB t uniquet blistt xt newid( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt __new_rowid� s ! c C s� d } yt | j d � t | � � s3 t d � n | | j k rR | j | � n x= | j � D]/ } | j | j | � s_ t d | f � q_ q_ W| j j � } | j | d | �} x? | j � D]1 \ } } | j j t | | | � | d | �q� W| j � d } Wn� t j k r�} t j � } | rV| j � | j j t | | � � n t j d k r|t | d | d � q�t | j d | d � n Xd S( s� Insert(table, datadict) - Insert a new row into the table using the keys+values from rowdict as the column values. RD s unknown tables unknown column: %rRB i i i N( i i ( R9 R> R R% R Rj R� t keyst countRW Re t _bsdTableDB__new_rowidt itemsRG R) Ri R� Rb t exc_infoRh RL R- Rc R� ( R R$ t rowdictRB R� R( t dataitemR� t info( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt Insert� s. ) c C s� yA| j | g | � } | j � } x| j � D] } d } y� x� | D]� } | j j � } yJ | j j t | | | � d | �} | j j t | | | � d | �Wn t j k r� d } n X| | | � } | d k r| j j t | | | � | d | �n | j � d } qG WWq1 | r5| j � n � q1 Xq1 WWnE t j k r�} t j d k rut | d � q�t | j d � n Xd S( s Modify(table, conditions={}, mappings={}) - Modify items in rows matching 'conditions' using mapping functions in 'mappings' * table - the table name * conditions - a dictionary keyed on column names containing a condition callable expecting the data string as an argument and returning a boolean. * mappings - a dictionary keyed on column names containing a condition callable expecting the data string as an argument and returning the new string for that column. RB i i i N( i i ( t _bsdTableDB__SelectR� R9 RW Re R RJ R) RL R{ RG Ri Rh R� Rb Rc R R� ( R R$ t conditionst mappingst matching_rowidsR� R( RB R� R� R� ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt Modify s@ c C si y | j | g | � } | j | } x� | j � D]� } d } y� | j j � } xK | D]C } y& | j j t | | | � d | �WqW t j k r� qW XqW Wy# | j j t | | � d | �Wn t j k r� n X| j � d } Wq2 t j k r} | r| j � n � q2 Xq2 WWnE t j k rd} t j d k rQt | d � qet | j d � n Xd S( s Delete(table, conditions) - Delete items matching the given conditions from the table. * conditions - a dictionary keyed on column names containing condition functions expecting the data string as an argument and returning a boolean. RB i i i N( i i ( R� Rj R� R9 RW Re R RL R) R{ R- Ri R� Rh Rb Rc R R� ( R R$ R� R� R� R( RB R� R� ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt DeleteB s6 # c C s� yT | | j k r" | j | � n | d k r> | j | } n | j | | | � } WnE t j k r� } t j d k r� t | d � q� t | j d � n X| j � S( s� Select(table, columns, conditions) - retrieve specific row data Returns a list of row column->value mapping dictionaries. * columns - a list of which column data to return. If columns is None, all columns will be returned. * conditions - a dictionary keyed on column names containing callable conditions expecting the data string as an argument and returning a boolean. i i i N( i i ( Rj R� R9 R� R R� Rb Rc R R� t values( R R$ R� R� R� R� ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt Selecto s c C s� | | j k r | j | � n | d k r; | j | } n xA | | j � D]/ } | j | j | � sL t d | f � qL qL Wi } i } d � } t j d k r� | j � } | j | � nv g } xm | j � D]_ } xV t | � D]; \ } } | | | � } | d k r� | j | | � Pq� q� W| j | � q� W| j j � } d } xH| D]@\ } } | d } t | | � } | | k r�d } n d } y� | j | � \ } } x� | t | � | k rW| t } | | k rB| s�| | � r | | k ri | | <n | r?| | | | <q?qB| | k r5| | =n | | | <n | j � \ } } q�WWqQt j k r�} | j d t j k rQ� qQqQqQXqQW| j � ~ t | � d k r�x� | j � D]� \ } } x� | D]� } | | k r�q�n y& | j j t | | | � � | | <Wq�t j k r{} t j d k rR| d t j k rn� qnn | j d t j k rn� n d | | <q�Xq�Wq�Wn | S( s� __Select() - Used to implement Select and Delete (above) Returns a dictionary keyed on rowids containing dicts holding the row data for columns listed in the columns param that match the given conditions. * conditions is a dictionary keyed on column names containing callable conditions expecting the data string as an argument and returning a boolean. s unknown column: %rc S s | d } | d } t | � t | � k r� d � } t | t � rr t | t � rr | t | j � t | j � � St | t � r� t | t � r� | t | j � t | j � � Sd St | t � r� d St | t � r� d St | t � r� d St | t � r� d Sd S( Ni c S s$ | | k r d S| | k r d Sd S( Ni i����i ( ( t at b( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt cmp� s i i����( t typeR R R R R R R ( t atuplet btupleR� R� R� ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt cmp_conditions� s$ i i i i����i N( i i ( i i ( Rj R� R9 t tablecolumnsR� R� R Rb Rc R� t sortt enumeratet insertR� R RC R* R7 R R� R= R� R� t DB_NOTFOUNDR6 RJ R) ( R R$ R� R� R� R� t rejected_rowidsR� t conditionlistt it jt kt rR| t column_numt conditiont searchkeyt savethiscolumndataRE R} R( R� t rowdata( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt __Select� s� c C s6 d } y�| j j � } | j j t | � d | �| j j | � } t | � } xX y | j | � \ } } Wn t j k r� Pn X| t | � | k r� Pn | j � qU t | � } xX y | j | � \ } } Wn t j k r� Pn X| t | � | k rPn | j � q� | j � t j t | j d | j j � t d | d t j �� } y | j | � Wn t k r{n X| j j t d | �t | j d | j j � t t j | d � d | �| j � d } | | j k r�| j | =n Wn< t j k r1} | r| j � n t | j d � � n Xd S( s( Remove an entire table from the databaseRB RK RF RI i N( R9 RW Re R RL R% RC R+ R7 R{ R R. R6 Rf R� R> RJ R0 R� t removeR� RG Rg Ri Rj R� Rh R R� ( R R$ RB R| t table_keyRE R} R� R� ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt Drop sT ( R R R Rt R6 Rw Rx R~ R� R� R� R� R� R� R� R� R� R� R� R� ( ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyR2 � s& r 0 : ,6 - �( i i ( ( () t _cvsidR Rb R� R� R� Rc Rf t cPicklet warningst catch_warningst wt __enter__t filterwarningst DeprecationWarningt __exit__t bsddb3R t ImportErrort bsddbt StandardErrorR R R R R R R R0 R# R% R& R, R� R) R* R+ R- R. R1 R2 ( ( ( s& /usr/lib64/python2.7/bsddb/dbtables.pyt <module> sV PK V�\� FP P db.pyonu �[��� � ��Xjc @ s� d d l Z e j d d k Z e sn e j d � rQ d d l Td d l m Z q� d d l Td d l m Z n2 e j d � r� d d Ud d Un d d Ud d Ud S( i����Ni i s bsddb3.( t *( t __version__s from ._pybsddb import *s! from ._pybsddb import __version__s from ._bsddb import *s from ._bsddb import __version__( t syst version_infot absolute_importt __name__t startswitht _pybsddbR t _bsddb( ( ( s /usr/lib64/python2.7/bsddb/db.pyt <module>( s PK V�\�:dt�2 �2 dbshelve.pyonu �[��� � ��Xjc @ s� d Z d d l Z e j d d k Z e r6 d d Un d d l Z e j d d k rd d d l Z nz e j d k r� d d l Z n\ d d l Z e j � Z e j � z) e j d d d d e �d d l Z Wd e j � X[ e j Z d � Z e j d k rd d l m Z n d d l Z e j Z e j d e j d d d � Z d e j f d � � YZ d e f d � � YZ d d d � � YZ d S( sN Manage shelves of pickled objects using bsddb database files for the storage. i����Ni i s from . import dbi i t ignoret messages1 the cPickle module has been removed in Python 3.0t categoryc C s t j | d | �S( Nt protocol( t cPicklet dumps( t objectR ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt _dumpsE s ( t DictMixini� c C s� t | � t d � k r� | } | d k r6 t j } q� | d k rK d } q� | d k rc t j } q� | d k r{ t j } q� | d k r� t j t j B} q� t j d � n t | � } | j | | | | | � | S( s( A simple factory function for compatibility with the standard shleve.py module. It can be used like this, where key is a string and data is a pickleable object: from bsddb import dbshelve db = dbshelve.open(filename) db[key] = data db.close() t t rt rwi t wt ct nsJ flags should be one of 'r', 'w', 'c' or 'n' or use the bsddb.db.DB_* flags( t typet dbt DB_RDONLYt DB_CREATEt DB_TRUNCATEt DBErrort DBShelft open( t filenamet flagst modet filetypet dbenvt dbnamet sflagt d( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR Q s t DBShelveErrorc B s e Z RS( ( t __name__t __module__( ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR t s R c B s e Z d Z d d � Z d � Z d � Z d � Z d � Z d � Z d � Z d d � Z e j d k ru d � Z n d � Z d � Z d � Z d d � Z d d � Z d d � Z d d � Z d d � Z d � Z d d d � Z d d d � Z d d d � Z d d � Z RS( s� A shelf to hold pickled objects, built upon a bsddb DB object. It automatically pickles/unpickles data objects going to/from the DB. c C s: t j | � | _ t | _ t r- t | _ n d | _ d S( Ni ( R t DBt Truet _closedt HIGHEST_PROTOCOLR ( t selfR ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt __init__{ s c C s | j � d S( N( t close( R& ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt __del__� s c C s t | j | � S( sT Many methods we can just pass through to the DB object. (See below) ( t getattrR ( R& t name( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt __getattr__� s c C s t | j � S( N( t lenR ( R& ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt __len__� s c C s | j | } t j | � S( N( R R t loads( R& t keyt data( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt __getitem__� s c C s# t | | j � } | | j | <d S( N( R R R ( R& R0 t valueR1 ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt __setitem__� s c C s | j | =d S( N( R ( R& R0 ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt __delitem__� s c C s- | d k r | j j | � S| j j � Sd S( N( t NoneR t keys( R& t txn( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR7 � s i i c c s# x | j j � D] } | Vq Wd S( N( R R7 ( R& t k( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt __iter__� s c O s | j j | | � t | _ d S( N( R R t FalseR$ ( R& t argst kwargs( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR � s c O s | j j | | � t | _ d S( N( R R( R# R$ ( R& R< R= ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR( � s c C s1 | j r d t | � St t | j � � � Sd S( Ns <DBShelf @ 0x%x - closed>( R$ t idt reprt dictt iteritems( R& ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt __repr__� s c C sm | d k r! | j j | � } n | j j � } g } x0 | D]( \ } } | j | t j | � f � q= W| S( N( R6 R t itemst appendR R/ ( R& R8 RC t newitemsR9 t v( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyRC � s c C s@ | d k r! | j j | � } n | j j � } t t j | � S( N( R6 R t valuest mapR R/ ( R& R8 RG ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyRG � s c C s% t | | j � } | j j | | � S( N( R R R RD ( R& R3 R8 R1 ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt __append� s c C s5 | j � t j k r( | j | d | �St d � d S( NR8 sO append() only supported when dbshelve opened with filetype=dbshelve.db.DB_RECNO( t get_typeR t DB_RECNOt _DBShelf__appendR ( R& R3 R8 ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyRD � s i c C s" | d � } | j j | | | � S( Nc S sY t j d d k s" t | t � r4 t j | � } n t j t | d � � } | | | � S( Ni i s iso8859-1( t syst version_infot isinstancet bytesR R/ ( t priKeyt priDatat realCallbackR1 ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt _shelf_callback� s "( R t associate( R& t secondaryDBt callbackR RT ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyRU � s c O sK | j j | | � } y t j | � SWn t t t j f k rF | SXd S( N( R t getR R/ t EOFErrort TypeErrort UnpicklingError( R& R< t kwR1 ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyRX � s c C s: t | | j � } | j j | | | | � } t j | � S( N( R R R RX R R/ ( R& R0 R3 R8 R R1 ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt get_both s c C s+ t | j j | | � � } | j | _ | S( N( t DBShelfCursorR t cursorR ( R& R8 R R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR_ s c C s+ t | | j � } | j j | | | | � S( N( R R R t put( R& R0 R3 R8 R R1 ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR` s c C s t � d S( N( t NotImplementedError( R& t cursorListR ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt join s N( i i ( R R! t __doc__R6 R' R) R, R. R2 R4 R5 R7 RM RN R: R R( RB RC RG RL RD RU RX R] R_ R` Rc ( ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR w s0 R^ c B s e Z d Z d � Z d � Z d � Z d d � Z d d � Z d � Z d � Z d � Z d � Z d d � Z d d � Z d d � Z d d � Z d d � Z d d � Z d d � Z d d � Z d d � Z d d � Z d d � Z d d � Z d d � Z e Z d � Z RS( s c C s | | _ d S( N( t dbc( R& R_ ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR' " s c C s | j � d S( N( R( ( R& ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR) % s c C s t | j | � S( sH Some methods we can just pass through to the cursor object. (See below)( R* Re ( R& R+ ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR, ) s i c C s( t | j j | � � } | j | _ | S( N( R^ Re t dupR ( R& R R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyRf 0 s c C s( t | | j � } | j j | | | � S( N( R R Re R` ( R& R0 R3 R R1 ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR` 6 s c G s- t | � } t | d | � } | | � d S( Ns get_%d( R- R* ( R& R< t countt method( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyRX ; s c C s | j j | � } | j | � S( N( Re RX t _extract( R& R t rec( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt get_1@ s c C s" | j j | | � } | j | � S( N( Re RX Ri ( R& R0 R Rj ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt get_2D s c C s4 t | | j � } | j j | | � } | j | � S( N( R R Re RX Ri ( R& R0 R3 R R1 Rj ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt get_3H s c C s | j | t j B� S( N( Rk R t DB_CURRENT( R& R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt currentN s c C s | j | t j B� S( N( Rk R t DB_FIRST( R& R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt firstO s c C s | j | t j B� S( N( Rk R t DB_LAST( R& R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt lastP s c C s | j | t j B� S( N( Rk R t DB_NEXT( R& R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt nextQ s c C s | j | t j B� S( N( Rk R t DB_PREV( R& R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt prevR s c C s | j | t j B� S( N( Rk R t DB_CONSUME( R& R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt consumeS s c C s | j | t j B� S( N( Rk R t DB_NEXT_DUP( R& R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt next_dupT s c C s | j | t j B� S( N( Rk R t DB_NEXT_NODUP( R& R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt next_nodupU s c C s | j | t j B� S( N( Rk R t DB_PREV_NODUP( R& R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt prev_nodupV s c C s4 t | | j � } | j j | | � } | j | � S( N( R R Re R] Ri ( R& R0 R3 R R1 Rj ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR] Y s c C s" | j j | | � } | j | � S( N( Re t setRi ( R& R0 R Rj ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR� _ s c C s" | j j | | � } | j | � S( N( Re t set_rangeRi ( R& R0 R Rj ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR� c s c C s" | j j | | � } | j | � S( N( Re t set_recnoRi ( R& t recnoR Rj ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR� g s c C sq | d k r d S| \ } } t j d d k s> t | t � rQ | t j | � f S| t j t | d � � f Sd S( Ni i s iso8859-1( R6 RM RN RO RP R R/ ( R& Rj R0 R1 ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyRi m s "( R R! Rd R' R) R, Rf R` RX Rk Rl Rm Ro Rq Rs Ru Rw Ry R{ R} R R] R� R� R� t set_bothRi ( ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR^ s2 ( i i ( i i ( ( Rd RM RN t absolute_importR R t warningst catch_warningsR t __enter__t filterwarningst DeprecationWarningt __exit__R% R t UserDictR t MutableMappingt collectionsR t DB_HASHR6 R R R R R^ ( ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt <module> s< "�PK V�\����0 �0 __init__.pyonu �[��� � ��Xjc @ s} d Z d d l Z e j d d k Z e j d k r� e j d k r� d d l Z e j rz e d k rz e j d e d � n e j d d e d � n yb e d k r� e r� d d Un d d l Z e Z d d l m Z n d d l Z d d l m Z Wn* e k r!d d l Z e j e =� n Xe Z Z e j Z e j Z d d l Z d d l Z d d l m Z e j d k r�d d l Z e j Z n d d l Z e j Z d e f d � � YZ d e f d � � YZ d d d d d d d d d � Z! d d d d d d d d d � Z" d d d d d d d d d d d � Z# d � Z$ d � Z% y d d l& Z' [' Wn e k rxd e _( n Xd S( s� Support for Berkeley DB 4.3 through 5.3 with a simple interface. For the full featured object oriented interface use the bsddb.db module instead. It mirrors the Oracle Berkeley DB C API. i����Ni i i i t bsddb3sQ in 3.x, the bsddb module has been removed; please use the pybsddb project insteadt ignores .*CObject.*s bsddb.__init__s from . import _pybsddb( t DeadlockWrap( t reft _iter_mixinc B s, e Z d � Z d � Z d � Z d � Z RS( c C sA t | j j � } t | � } t | | j | � � | j | <| S( N( t _DeadlockWrapt dbt cursort idR t _gen_cref_cleanert _cursor_refs( t selft curt key( ( s& /usr/lib64/python2.7/bsddb/__init__.pyt _make_iter_cursor_ s c s � � f d � S( Nc s � j j � d � S( N( R t popt None( R ( R R ( s& /usr/lib64/python2.7/bsddb/__init__.pyt <lambda>i s ( ( R R ( ( R R s& /usr/lib64/python2.7/bsddb/__init__.pyR e s c c s@ t | _ | j d 7_ y� y� | j � } t | j d d d � d } | Vt | d � } x� y" t | d d d � d } | VWq] t j k r� | j r� t d � � n | j � } t | j | d d d � t | d � } q] Xq] Wn' t j k r� n t j k rn XWn | j d 8_ � n X| j d 8_ d S( Ni i t nexts' Database changed size during iteration.( t Falset _kill_iterationt _in_iterR R t firstt getattrt _bsddbt DBCursorClosedErrort RuntimeErrort sett DBNotFoundError( R R R R ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyt __iter__k s4 c c sG | j s d St | _ | j d 7_ y� y� | j � } t | j � } | d } | Vt | d � } x� y t | � } | d } | VWqg t j k r� | j r� t d � � n | j � } t | j | d d d � t | d � } qg Xqg Wn' t j k rn t j k rn XWn | j d 8_ � n X| j d 8_ d S( Ni i R s' Database changed size during iteration.( R R R R R R R R R R R R R ( R R t kvR R ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyt iteritems� s< ( t __name__t __module__R R R R ( ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyR ^ s )t _DBWithCursorc B s� e Z d Z d � Z d � Z d � Z d d � Z d � Z d � Z d � Z e j d k ri d � Z n d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z e j d d k r� e Z n d � Z d � Z d � Z d � Z RS( s� A simple wrapper around DB that makes it look like the bsddbobject in the old module. It uses a cursor as needed to provide DB traversal. c C sJ | | _ | j j d � d | _ d | _ i | _ d | _ t | _ d S( Ni ( R t set_get_returns_noneR t dbct saved_dbc_keyR R R R ( R R ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyt __init__� s c C s | j � d S( N( t close( R ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyt __del__� s c C s\ | j d k rX t | j j � | _ | j d k rX t | j j | j � d | _ qX n d S( N( R$ R R R R R% R ( R ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyt _checkCursor� s i c C s� | j rq | j } d | _ | r^ y# t | j d d d � d | _ Wq^ t j k rZ q^ Xn t | j � ~ n x< | j j � D]+ } | � } | d k r� t | j � q� q� Wd S( Ni ( R$ R R t currentR% R t DBErrorR' R t values( R t savet ct cref( ( s& /usr/lib64/python2.7/bsddb/__init__.pyt _closeCursors� s # c C s | j d k r t d � n d S( Ns$ BSDDB object has already been closed( R R t error( R ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyt _checkOpen� s c C s | j d k S( N( R R ( R ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyt isOpen� s c s � j � t � f d � � S( Nc s t � j � S( N( t lenR ( ( R ( s& /usr/lib64/python2.7/bsddb/__init__.pyR s ( R2 R ( R ( ( R s& /usr/lib64/python2.7/bsddb/__init__.pyt __len__ s i i c C s5 | j � r( t t t | j j � � � St t � � S( N( R3 t reprt dictR R t items( R ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyt __repr__ s c s � j � t � � f d � � S( Nc s � j � S( N( R ( ( R R ( s& /usr/lib64/python2.7/bsddb/__init__.pyR s ( R2 R ( R R ( ( R R s& /usr/lib64/python2.7/bsddb/__init__.pyt __getitem__ s c sX � j � � j � � j r5 � � k r5 t � _ n � � � f d � } t | � d S( Nc s � � j � <d S( N( R ( ( R R t value( s& /usr/lib64/python2.7/bsddb/__init__.pyt wrapF s ( R2 R0 R t TrueR R ( R R R; R< ( ( R R R; s& /usr/lib64/python2.7/bsddb/__init__.pyt __setitem__ s c sU � j � � j � � j r5 � � k r5 t � _ n � � f d � } t | � d S( Nc s � j � =d S( N( R ( ( R R ( s& /usr/lib64/python2.7/bsddb/__init__.pyR< s ( R2 R0 R R= R R ( R R R< ( ( R R s& /usr/lib64/python2.7/bsddb/__init__.pyt __delitem__ s c C sr | j d d � | j d k r2 t | j j � n d } | j d k r\ t | j j � } n d | _ d | _ | S( NR- i ( R0 R$ R R R' R ( R t v( ( s& /usr/lib64/python2.7/bsddb/__init__.pyR' " s c C s | j � t | j j � S( N( R2 R R t keys( R ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyRA - s c C s | j � t | j j | � S( N( R2 R R t has_key( R R ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyRB 1 s c C s' | j � | j � t | j j | � S( N( R2 R) R R$ t set_range( R R ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyt set_location5 s c C s0 | j � | j � t t | j d � � } | S( NR ( R2 R) R R R$ ( R t rv( ( s& /usr/lib64/python2.7/bsddb/__init__.pyR : s i i c C s* | j � | j � t | j j � } | S( N( R2 R) R R$ t prev( R RE ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyt previousC s c C s3 | j � d | _ | j � t | j j � } | S( N( R2 R R% R) R R$ R ( R RE ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyR I s c C s3 | j � d | _ | j � t | j j � } | S( N( R2 R R% R) R R$ t last( R RE ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyRH Q s c C s | j � t | j j � S( N( R2 R R t sync( R ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyRI Y s ( i i ( R R! t __doc__R& R( R) R0 R2 R3 R5 t syst version_infoR9 R: R> R? R' RA RB RD R t __next__RG R RH RI ( ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyR" � s0 R. i� c C s� t | | � } t | � } t j | � } | j | � | d k rS | j | � n | d k ro | j | � n | d k r� | j | � n | d k r� | j | � n | j | t j | | � t | � S( N( t _checkflagt _openDBEnvR t DBt set_flagsR t set_pagesizet set_lordert set_h_ffactort set_h_nelemt opent DB_HASHR" ( t filet flagt modet pgsizet ffactort nelemt cachesizet lordert hflagst flagst et d( ( s& /usr/lib64/python2.7/bsddb/__init__.pyt hashopena s c C s� t | | � } t | � } t j | � } | d k rF | j | � n | d k rb | j | � n | j | � | d k r� | j | � n | d k r� | j | � n | j | t j | | � t | � S( N( RN RO R RP R RR RS RQ t set_bt_minkeyt set_bt_maxkeyRV t DB_BTREER" ( RX RY RZ t btflagsR^ t maxkeypaget minkeypageR[ R_ Ra Rb Rc ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyt btopenq s c C s t | | � } t | � } t j | � } | d k rF | j | � n | d k rb | j | � n | j | � | d k r� | j | � n | d k r� | j | � n | d k r� | j | � n | d k r� | j | � n | j | t j | | � t | � S( N( RN RO R RP R RR RS RQ t set_re_delimt set_re_lent set_re_sourcet set_re_padRV t DB_RECNOR" ( RX RY RZ t rnflagsR^ R[ R_ t rlent delimt sourcet padRa Rb Rc ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyt rnopen� s$ c C s� t j � } | d k rC | d k r7 | j d | � qC t d � n | j t j � | j d t j t j Bt j Bt j Bt j B� | S( Ni P i s cachesize must be >= 20480t .( R t DBEnvR t set_cachesizeR1 t set_lk_detectt DB_LOCK_DEFAULTRV t DB_PRIVATEt DB_CREATEt DB_THREADt DB_INIT_LOCKt DB_INIT_MPOOL( R^ Rb ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyRO � s /c C s� | d k r t j } n� | d k r- d } n | d k rE t j } ng | d k r] t j } nO | d k r� t j } | d k r� t j j | � r� t j | � q� n t d � | t j BS( Nt rt rwi t wR. t ns+ flags should be one of 'r', 'w', 'c' or 'n'( R t DB_RDONLYR} R t ost patht isfilet unlinkR1 R~ ( RY RX Ra ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyRN � s ( i i ( i i ( i i () RJ RK RL t absolute_importt warningst py3kwarningR t warnpy3kt DeprecationWarningt filterwarningst _pybsddbR t bsddb3.dbutilsR R t bsddb.dbutilst ImportErrort modulesR t _dbt __version__R+ R1 R� t weakrefR t UserDictt DictMixint MutableMappingt collectionsR R" R Rd Rk Rv RO RN t threadt TR~ ( ( ( s& /usr/lib64/python2.7/bsddb/__init__.pyt <module>( sb b� PK V�\��jt> t> __init__.pynu �[��� #---------------------------------------------------------------------- # Copyright (c) 1999-2001, Digital Creations, Fredericksburg, VA, USA # and Andrew Kuchling. All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions are # met: # # o Redistributions of source code must retain the above copyright # notice, this list of conditions, and the disclaimer that follows. # # o Redistributions in binary form must reproduce the above copyright # notice, this list of conditions, and the following disclaimer in # the documentation and/or other materials provided with the # distribution. # # o Neither the name of Digital Creations nor the names of its # contributors may be used to endorse or promote products derived # from this software without specific prior written permission. # # THIS SOFTWARE IS PROVIDED BY DIGITAL CREATIONS AND CONTRIBUTORS *AS # IS* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A # PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL DIGITAL # CREATIONS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, # BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS # OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND # ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR # TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE # USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH # DAMAGE. #---------------------------------------------------------------------- """Support for Berkeley DB 4.3 through 5.3 with a simple interface. For the full featured object oriented interface use the bsddb.db module instead. It mirrors the Oracle Berkeley DB C API. """ import sys absolute_import = (sys.version_info[0] >= 3) if (sys.version_info >= (2, 6)) and (sys.version_info < (3, 0)) : import warnings if sys.py3kwarning and (__name__ != 'bsddb3') : warnings.warnpy3k("in 3.x, the bsddb module has been removed; " "please use the pybsddb project instead", DeprecationWarning, 2) warnings.filterwarnings("ignore", ".*CObject.*", DeprecationWarning, "bsddb.__init__") try: if __name__ == 'bsddb3': # import _pybsddb binary as it should be the more recent version from # a standalone pybsddb addon package than the version included with # python as bsddb._bsddb. if absolute_import : # Because this syntaxis is not valid before Python 2.5 exec("from . import _pybsddb") else : import _pybsddb _bsddb = _pybsddb from bsddb3.dbutils import DeadlockWrap as _DeadlockWrap else: import _bsddb from bsddb.dbutils import DeadlockWrap as _DeadlockWrap except ImportError: # Remove ourselves from sys.modules import sys del sys.modules[__name__] raise # bsddb3 calls it db, but provide _db for backwards compatibility db = _db = _bsddb __version__ = db.__version__ error = db.DBError # So bsddb.error will mean something... #---------------------------------------------------------------------- import sys, os from weakref import ref if sys.version_info < (2, 6) : import UserDict MutableMapping = UserDict.DictMixin else : import collections MutableMapping = collections.MutableMapping class _iter_mixin(MutableMapping): def _make_iter_cursor(self): cur = _DeadlockWrap(self.db.cursor) key = id(cur) self._cursor_refs[key] = ref(cur, self._gen_cref_cleaner(key)) return cur def _gen_cref_cleaner(self, key): # use generate the function for the weakref callback here # to ensure that we do not hold a strict reference to cur # in the callback. return lambda ref: self._cursor_refs.pop(key, None) def __iter__(self): self._kill_iteration = False self._in_iter += 1 try: try: cur = self._make_iter_cursor() # FIXME-20031102-greg: race condition. cursor could # be closed by another thread before this call. # since we're only returning keys, we call the cursor # methods with flags=0, dlen=0, dofs=0 key = _DeadlockWrap(cur.first, 0,0,0)[0] yield key next = getattr(cur, "next") while 1: try: key = _DeadlockWrap(next, 0,0,0)[0] yield key except _bsddb.DBCursorClosedError: if self._kill_iteration: raise RuntimeError('Database changed size ' 'during iteration.') cur = self._make_iter_cursor() # FIXME-20031101-greg: race condition. cursor could # be closed by another thread before this call. _DeadlockWrap(cur.set, key,0,0,0) next = getattr(cur, "next") except _bsddb.DBNotFoundError: pass except _bsddb.DBCursorClosedError: # the database was modified during iteration. abort. pass # When Python 2.4 not supported in bsddb3, we can change this to "finally" except : self._in_iter -= 1 raise self._in_iter -= 1 def iteritems(self): if not self.db: return self._kill_iteration = False self._in_iter += 1 try: try: cur = self._make_iter_cursor() # FIXME-20031102-greg: race condition. cursor could # be closed by another thread before this call. kv = _DeadlockWrap(cur.first) key = kv[0] yield kv next = getattr(cur, "next") while 1: try: kv = _DeadlockWrap(next) key = kv[0] yield kv except _bsddb.DBCursorClosedError: if self._kill_iteration: raise RuntimeError('Database changed size ' 'during iteration.') cur = self._make_iter_cursor() # FIXME-20031101-greg: race condition. cursor could # be closed by another thread before this call. _DeadlockWrap(cur.set, key,0,0,0) next = getattr(cur, "next") except _bsddb.DBNotFoundError: pass except _bsddb.DBCursorClosedError: # the database was modified during iteration. abort. pass # When Python 2.4 not supported in bsddb3, we can change this to "finally" except : self._in_iter -= 1 raise self._in_iter -= 1 class _DBWithCursor(_iter_mixin): """ A simple wrapper around DB that makes it look like the bsddbobject in the old module. It uses a cursor as needed to provide DB traversal. """ def __init__(self, db): self.db = db self.db.set_get_returns_none(0) # FIXME-20031101-greg: I believe there is still the potential # for deadlocks in a multithreaded environment if someone # attempts to use the any of the cursor interfaces in one # thread while doing a put or delete in another thread. The # reason is that _checkCursor and _closeCursors are not atomic # operations. Doing our own locking around self.dbc, # self.saved_dbc_key and self._cursor_refs could prevent this. # TODO: A test case demonstrating the problem needs to be written. # self.dbc is a DBCursor object used to implement the # first/next/previous/last/set_location methods. self.dbc = None self.saved_dbc_key = None # a collection of all DBCursor objects currently allocated # by the _iter_mixin interface. self._cursor_refs = {} self._in_iter = 0 self._kill_iteration = False def __del__(self): self.close() def _checkCursor(self): if self.dbc is None: self.dbc = _DeadlockWrap(self.db.cursor) if self.saved_dbc_key is not None: _DeadlockWrap(self.dbc.set, self.saved_dbc_key) self.saved_dbc_key = None # This method is needed for all non-cursor DB calls to avoid # Berkeley DB deadlocks (due to being opened with DB_INIT_LOCK # and DB_THREAD to be thread safe) when intermixing database # operations that use the cursor internally with those that don't. def _closeCursors(self, save=1): if self.dbc: c = self.dbc self.dbc = None if save: try: self.saved_dbc_key = _DeadlockWrap(c.current, 0,0,0)[0] except db.DBError: pass _DeadlockWrap(c.close) del c for cref in self._cursor_refs.values(): c = cref() if c is not None: _DeadlockWrap(c.close) def _checkOpen(self): if self.db is None: raise error, "BSDDB object has already been closed" def isOpen(self): return self.db is not None def __len__(self): self._checkOpen() return _DeadlockWrap(lambda: len(self.db)) # len(self.db) if sys.version_info >= (2, 6) : def __repr__(self) : if self.isOpen() : return repr(dict(_DeadlockWrap(self.db.items))) return repr(dict()) def __getitem__(self, key): self._checkOpen() return _DeadlockWrap(lambda: self.db[key]) # self.db[key] def __setitem__(self, key, value): self._checkOpen() self._closeCursors() if self._in_iter and key not in self: self._kill_iteration = True def wrapF(): self.db[key] = value _DeadlockWrap(wrapF) # self.db[key] = value def __delitem__(self, key): self._checkOpen() self._closeCursors() if self._in_iter and key in self: self._kill_iteration = True def wrapF(): del self.db[key] _DeadlockWrap(wrapF) # del self.db[key] def close(self): self._closeCursors(save=0) if self.dbc is not None: _DeadlockWrap(self.dbc.close) v = 0 if self.db is not None: v = _DeadlockWrap(self.db.close) self.dbc = None self.db = None return v def keys(self): self._checkOpen() return _DeadlockWrap(self.db.keys) def has_key(self, key): self._checkOpen() return _DeadlockWrap(self.db.has_key, key) def set_location(self, key): self._checkOpen() self._checkCursor() return _DeadlockWrap(self.dbc.set_range, key) def next(self): # Renamed by "2to3" self._checkOpen() self._checkCursor() rv = _DeadlockWrap(getattr(self.dbc, "next")) return rv if sys.version_info[0] >= 3 : # For "2to3" conversion next = __next__ def previous(self): self._checkOpen() self._checkCursor() rv = _DeadlockWrap(self.dbc.prev) return rv def first(self): self._checkOpen() # fix 1725856: don't needlessly try to restore our cursor position self.saved_dbc_key = None self._checkCursor() rv = _DeadlockWrap(self.dbc.first) return rv def last(self): self._checkOpen() # fix 1725856: don't needlessly try to restore our cursor position self.saved_dbc_key = None self._checkCursor() rv = _DeadlockWrap(self.dbc.last) return rv def sync(self): self._checkOpen() return _DeadlockWrap(self.db.sync) #---------------------------------------------------------------------- # Compatibility object factory functions def hashopen(file, flag='c', mode=0666, pgsize=None, ffactor=None, nelem=None, cachesize=None, lorder=None, hflags=0): flags = _checkflag(flag, file) e = _openDBEnv(cachesize) d = db.DB(e) d.set_flags(hflags) if pgsize is not None: d.set_pagesize(pgsize) if lorder is not None: d.set_lorder(lorder) if ffactor is not None: d.set_h_ffactor(ffactor) if nelem is not None: d.set_h_nelem(nelem) d.open(file, db.DB_HASH, flags, mode) return _DBWithCursor(d) #---------------------------------------------------------------------- def btopen(file, flag='c', mode=0666, btflags=0, cachesize=None, maxkeypage=None, minkeypage=None, pgsize=None, lorder=None): flags = _checkflag(flag, file) e = _openDBEnv(cachesize) d = db.DB(e) if pgsize is not None: d.set_pagesize(pgsize) if lorder is not None: d.set_lorder(lorder) d.set_flags(btflags) if minkeypage is not None: d.set_bt_minkey(minkeypage) if maxkeypage is not None: d.set_bt_maxkey(maxkeypage) d.open(file, db.DB_BTREE, flags, mode) return _DBWithCursor(d) #---------------------------------------------------------------------- def rnopen(file, flag='c', mode=0666, rnflags=0, cachesize=None, pgsize=None, lorder=None, rlen=None, delim=None, source=None, pad=None): flags = _checkflag(flag, file) e = _openDBEnv(cachesize) d = db.DB(e) if pgsize is not None: d.set_pagesize(pgsize) if lorder is not None: d.set_lorder(lorder) d.set_flags(rnflags) if delim is not None: d.set_re_delim(delim) if rlen is not None: d.set_re_len(rlen) if source is not None: d.set_re_source(source) if pad is not None: d.set_re_pad(pad) d.open(file, db.DB_RECNO, flags, mode) return _DBWithCursor(d) #---------------------------------------------------------------------- def _openDBEnv(cachesize): e = db.DBEnv() if cachesize is not None: if cachesize >= 20480: e.set_cachesize(0, cachesize) else: raise error, "cachesize must be >= 20480" e.set_lk_detect(db.DB_LOCK_DEFAULT) e.open('.', db.DB_PRIVATE | db.DB_CREATE | db.DB_THREAD | db.DB_INIT_LOCK | db.DB_INIT_MPOOL) return e def _checkflag(flag, file): if flag == 'r': flags = db.DB_RDONLY elif flag == 'rw': flags = 0 elif flag == 'w': flags = db.DB_CREATE elif flag == 'c': flags = db.DB_CREATE elif flag == 'n': flags = db.DB_CREATE #flags = db.DB_CREATE | db.DB_TRUNCATE # we used db.DB_TRUNCATE flag for this before but Berkeley DB # 4.2.52 changed to disallowed truncate with txn environments. if file is not None and os.path.isfile(file): os.unlink(file) else: raise error, "flags should be one of 'r', 'w', 'c' or 'n'" return flags | db.DB_THREAD #---------------------------------------------------------------------- # This is a silly little hack that allows apps to continue to use the # DB_THREAD flag even on systems without threads without freaking out # Berkeley DB. # # This assumes that if Python was built with thread support then # Berkeley DB was too. try: # 2to3 automatically changes "import thread" to "import _thread" import thread as T del T except ImportError: db.DB_THREAD = 0 #---------------------------------------------------------------------- PK V�\v =�C, C, dbobj.pynu �[��� #------------------------------------------------------------------------- # This file contains real Python object wrappers for DB and DBEnv # C "objects" that can be usefully subclassed. The previous SWIG # based interface allowed this thanks to SWIG's shadow classes. # -- Gregory P. Smith #------------------------------------------------------------------------- # # (C) Copyright 2001 Autonomous Zone Industries # # License: This is free software. You may use this software for any # purpose including modification/redistribution, so long as # this header remains intact and that you do not claim any # rights of ownership or authorship of this software. This # software has been tested, but no warranty is expressed or # implied. # # # TODO it would be *really nice* to have an automatic shadow class populator # so that new methods don't need to be added here manually after being # added to _bsddb.c. # import sys absolute_import = (sys.version_info[0] >= 3) if absolute_import : # Because this syntaxis is not valid before Python 2.5 exec("from . import db") else : import db if sys.version_info < (2, 6) : from UserDict import DictMixin as MutableMapping else : import collections MutableMapping = collections.MutableMapping class DBEnv: def __init__(self, *args, **kwargs): self._cobj = db.DBEnv(*args, **kwargs) def close(self, *args, **kwargs): return self._cobj.close(*args, **kwargs) def open(self, *args, **kwargs): return self._cobj.open(*args, **kwargs) def remove(self, *args, **kwargs): return self._cobj.remove(*args, **kwargs) def set_shm_key(self, *args, **kwargs): return self._cobj.set_shm_key(*args, **kwargs) def set_cachesize(self, *args, **kwargs): return self._cobj.set_cachesize(*args, **kwargs) def set_data_dir(self, *args, **kwargs): return self._cobj.set_data_dir(*args, **kwargs) def set_flags(self, *args, **kwargs): return self._cobj.set_flags(*args, **kwargs) def set_lg_bsize(self, *args, **kwargs): return self._cobj.set_lg_bsize(*args, **kwargs) def set_lg_dir(self, *args, **kwargs): return self._cobj.set_lg_dir(*args, **kwargs) def set_lg_max(self, *args, **kwargs): return self._cobj.set_lg_max(*args, **kwargs) def set_lk_detect(self, *args, **kwargs): return self._cobj.set_lk_detect(*args, **kwargs) if db.version() < (4,5): def set_lk_max(self, *args, **kwargs): return self._cobj.set_lk_max(*args, **kwargs) def set_lk_max_locks(self, *args, **kwargs): return self._cobj.set_lk_max_locks(*args, **kwargs) def set_lk_max_lockers(self, *args, **kwargs): return self._cobj.set_lk_max_lockers(*args, **kwargs) def set_lk_max_objects(self, *args, **kwargs): return self._cobj.set_lk_max_objects(*args, **kwargs) def set_mp_mmapsize(self, *args, **kwargs): return self._cobj.set_mp_mmapsize(*args, **kwargs) def set_timeout(self, *args, **kwargs): return self._cobj.set_timeout(*args, **kwargs) def set_tmp_dir(self, *args, **kwargs): return self._cobj.set_tmp_dir(*args, **kwargs) def txn_begin(self, *args, **kwargs): return self._cobj.txn_begin(*args, **kwargs) def txn_checkpoint(self, *args, **kwargs): return self._cobj.txn_checkpoint(*args, **kwargs) def txn_stat(self, *args, **kwargs): return self._cobj.txn_stat(*args, **kwargs) def set_tx_max(self, *args, **kwargs): return self._cobj.set_tx_max(*args, **kwargs) def set_tx_timestamp(self, *args, **kwargs): return self._cobj.set_tx_timestamp(*args, **kwargs) def lock_detect(self, *args, **kwargs): return self._cobj.lock_detect(*args, **kwargs) def lock_get(self, *args, **kwargs): return self._cobj.lock_get(*args, **kwargs) def lock_id(self, *args, **kwargs): return self._cobj.lock_id(*args, **kwargs) def lock_put(self, *args, **kwargs): return self._cobj.lock_put(*args, **kwargs) def lock_stat(self, *args, **kwargs): return self._cobj.lock_stat(*args, **kwargs) def log_archive(self, *args, **kwargs): return self._cobj.log_archive(*args, **kwargs) def set_get_returns_none(self, *args, **kwargs): return self._cobj.set_get_returns_none(*args, **kwargs) def log_stat(self, *args, **kwargs): return self._cobj.log_stat(*args, **kwargs) def dbremove(self, *args, **kwargs): return self._cobj.dbremove(*args, **kwargs) def dbrename(self, *args, **kwargs): return self._cobj.dbrename(*args, **kwargs) def set_encrypt(self, *args, **kwargs): return self._cobj.set_encrypt(*args, **kwargs) if db.version() >= (4,4): def fileid_reset(self, *args, **kwargs): return self._cobj.fileid_reset(*args, **kwargs) def lsn_reset(self, *args, **kwargs): return self._cobj.lsn_reset(*args, **kwargs) class DB(MutableMapping): def __init__(self, dbenv, *args, **kwargs): # give it the proper DBEnv C object that its expecting self._cobj = db.DB(*((dbenv._cobj,) + args), **kwargs) # TODO are there other dict methods that need to be overridden? def __len__(self): return len(self._cobj) def __getitem__(self, arg): return self._cobj[arg] def __setitem__(self, key, value): self._cobj[key] = value def __delitem__(self, arg): del self._cobj[arg] if sys.version_info >= (2, 6) : def __iter__(self) : return self._cobj.__iter__() def append(self, *args, **kwargs): return self._cobj.append(*args, **kwargs) def associate(self, *args, **kwargs): return self._cobj.associate(*args, **kwargs) def close(self, *args, **kwargs): return self._cobj.close(*args, **kwargs) def consume(self, *args, **kwargs): return self._cobj.consume(*args, **kwargs) def consume_wait(self, *args, **kwargs): return self._cobj.consume_wait(*args, **kwargs) def cursor(self, *args, **kwargs): return self._cobj.cursor(*args, **kwargs) def delete(self, *args, **kwargs): return self._cobj.delete(*args, **kwargs) def fd(self, *args, **kwargs): return self._cobj.fd(*args, **kwargs) def get(self, *args, **kwargs): return self._cobj.get(*args, **kwargs) def pget(self, *args, **kwargs): return self._cobj.pget(*args, **kwargs) def get_both(self, *args, **kwargs): return self._cobj.get_both(*args, **kwargs) def get_byteswapped(self, *args, **kwargs): return self._cobj.get_byteswapped(*args, **kwargs) def get_size(self, *args, **kwargs): return self._cobj.get_size(*args, **kwargs) def get_type(self, *args, **kwargs): return self._cobj.get_type(*args, **kwargs) def join(self, *args, **kwargs): return self._cobj.join(*args, **kwargs) def key_range(self, *args, **kwargs): return self._cobj.key_range(*args, **kwargs) def has_key(self, *args, **kwargs): return self._cobj.has_key(*args, **kwargs) def items(self, *args, **kwargs): return self._cobj.items(*args, **kwargs) def keys(self, *args, **kwargs): return self._cobj.keys(*args, **kwargs) def open(self, *args, **kwargs): return self._cobj.open(*args, **kwargs) def put(self, *args, **kwargs): return self._cobj.put(*args, **kwargs) def remove(self, *args, **kwargs): return self._cobj.remove(*args, **kwargs) def rename(self, *args, **kwargs): return self._cobj.rename(*args, **kwargs) def set_bt_minkey(self, *args, **kwargs): return self._cobj.set_bt_minkey(*args, **kwargs) def set_bt_compare(self, *args, **kwargs): return self._cobj.set_bt_compare(*args, **kwargs) def set_cachesize(self, *args, **kwargs): return self._cobj.set_cachesize(*args, **kwargs) def set_dup_compare(self, *args, **kwargs) : return self._cobj.set_dup_compare(*args, **kwargs) def set_flags(self, *args, **kwargs): return self._cobj.set_flags(*args, **kwargs) def set_h_ffactor(self, *args, **kwargs): return self._cobj.set_h_ffactor(*args, **kwargs) def set_h_nelem(self, *args, **kwargs): return self._cobj.set_h_nelem(*args, **kwargs) def set_lorder(self, *args, **kwargs): return self._cobj.set_lorder(*args, **kwargs) def set_pagesize(self, *args, **kwargs): return self._cobj.set_pagesize(*args, **kwargs) def set_re_delim(self, *args, **kwargs): return self._cobj.set_re_delim(*args, **kwargs) def set_re_len(self, *args, **kwargs): return self._cobj.set_re_len(*args, **kwargs) def set_re_pad(self, *args, **kwargs): return self._cobj.set_re_pad(*args, **kwargs) def set_re_source(self, *args, **kwargs): return self._cobj.set_re_source(*args, **kwargs) def set_q_extentsize(self, *args, **kwargs): return self._cobj.set_q_extentsize(*args, **kwargs) def stat(self, *args, **kwargs): return self._cobj.stat(*args, **kwargs) def sync(self, *args, **kwargs): return self._cobj.sync(*args, **kwargs) def type(self, *args, **kwargs): return self._cobj.type(*args, **kwargs) def upgrade(self, *args, **kwargs): return self._cobj.upgrade(*args, **kwargs) def values(self, *args, **kwargs): return self._cobj.values(*args, **kwargs) def verify(self, *args, **kwargs): return self._cobj.verify(*args, **kwargs) def set_get_returns_none(self, *args, **kwargs): return self._cobj.set_get_returns_none(*args, **kwargs) def set_encrypt(self, *args, **kwargs): return self._cobj.set_encrypt(*args, **kwargs) class DBSequence: def __init__(self, *args, **kwargs): self._cobj = db.DBSequence(*args, **kwargs) def close(self, *args, **kwargs): return self._cobj.close(*args, **kwargs) def get(self, *args, **kwargs): return self._cobj.get(*args, **kwargs) def get_dbp(self, *args, **kwargs): return self._cobj.get_dbp(*args, **kwargs) def get_key(self, *args, **kwargs): return self._cobj.get_key(*args, **kwargs) def init_value(self, *args, **kwargs): return self._cobj.init_value(*args, **kwargs) def open(self, *args, **kwargs): return self._cobj.open(*args, **kwargs) def remove(self, *args, **kwargs): return self._cobj.remove(*args, **kwargs) def stat(self, *args, **kwargs): return self._cobj.stat(*args, **kwargs) def set_cachesize(self, *args, **kwargs): return self._cobj.set_cachesize(*args, **kwargs) def set_flags(self, *args, **kwargs): return self._cobj.set_flags(*args, **kwargs) def set_range(self, *args, **kwargs): return self._cobj.set_range(*args, **kwargs) def get_cachesize(self, *args, **kwargs): return self._cobj.get_cachesize(*args, **kwargs) def get_flags(self, *args, **kwargs): return self._cobj.get_flags(*args, **kwargs) def get_range(self, *args, **kwargs): return self._cobj.get_range(*args, **kwargs) PK V�\����0 �0 __init__.pycnu �[��� � ��Xjc @ s} d Z d d l Z e j d d k Z e j d k r� e j d k r� d d l Z e j rz e d k rz e j d e d � n e j d d e d � n yb e d k r� e r� d d Un d d l Z e Z d d l m Z n d d l Z d d l m Z Wn* e k r!d d l Z e j e =� n Xe Z Z e j Z e j Z d d l Z d d l Z d d l m Z e j d k r�d d l Z e j Z n d d l Z e j Z d e f d � � YZ d e f d � � YZ d d d d d d d d d � Z! d d d d d d d d d � Z" d d d d d d d d d d d � Z# d � Z$ d � Z% y d d l& Z' [' Wn e k rxd e _( n Xd S( s� Support for Berkeley DB 4.3 through 5.3 with a simple interface. 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R@ RA RB RC RD RE RF RG RH RI RJ RK R RL R RM RN RO R RP R RQ RR RS RT RU RV RW RX RY RZ R[ R\ R] R^ R_ R% R) ( ( ( s# /usr/lib64/python2.7/bsddb/dbobj.pyR/ { sh t DBSequencec B s� e Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z d � Z RS( c O s t j | | � | _ d S( N( R Rb R ( R R R ( ( s# /usr/lib64/python2.7/bsddb/dbobj.pyR � s c O s | j j | | � S( N( R R ( R R R ( ( s# /usr/lib64/python2.7/bsddb/dbobj.pyR � s c O s | j j | | � S( N( R RA ( R R R ( ( s# /usr/lib64/python2.7/bsddb/dbobj.pyRA � s c O s | j j | | � S( N( R t get_dbp( R R R ( ( s# /usr/lib64/python2.7/bsddb/dbobj.pyRc � s c O s | j j | | � S( N( R t get_key( R R R ( ( s# /usr/lib64/python2.7/bsddb/dbobj.pyRd � s c O s | j j | | � S( N( R t init_value( R R R ( ( s# /usr/lib64/python2.7/bsddb/dbobj.pyRe � s c O s | j j | | � S( N( R R ( R R R ( ( s# /usr/lib64/python2.7/bsddb/dbobj.pyR � s c O s | j j | | � S( N( R R ( R R R ( ( s# /usr/lib64/python2.7/bsddb/dbobj.pyR � s c O s | j j | | � S( N( R RZ ( R R R ( ( s# /usr/lib64/python2.7/bsddb/dbobj.pyRZ � s c O s | j j | | � S( N( R R ( R R R ( ( s# /usr/lib64/python2.7/bsddb/dbobj.pyR � s c O s | j j | | � S( N( R R ( R R R ( ( s# /usr/lib64/python2.7/bsddb/dbobj.pyR s c O s | j j | | � S( N( R t set_range( R R R ( ( s# /usr/lib64/python2.7/bsddb/dbobj.pyRf s c O s | j j | | � S( N( R t get_cachesize( R R R ( ( s# /usr/lib64/python2.7/bsddb/dbobj.pyRg s c O s | j j | | � S( N( R t get_flags( R R R ( ( s# /usr/lib64/python2.7/bsddb/dbobj.pyRh s c O s | j j | | � S( N( R t get_range( R R R ( ( s# /usr/lib64/python2.7/bsddb/dbobj.pyRi s ( R, R- R R RA Rc Rd Re R R RZ R R Rf Rg Rh Ri ( ( ( s# /usr/lib64/python2.7/bsddb/dbobj.pyRb � s ( i i ( ( ( R` Ra t absolute_importR t UserDictR t MutableMappingt collectionsR R/ Rb ( ( ( s# /usr/lib64/python2.7/bsddb/dbobj.pyt <module> s UpPK V�\oj�� � dbrecio.pynu �[��� """ File-like objects that read from or write to a bsddb record. This implements (nearly) all stdio methods. f = DBRecIO(db, key, txn=None) f.close() # explicitly release resources held flag = f.isatty() # always false pos = f.tell() # get current position f.seek(pos) # set current position f.seek(pos, mode) # mode 0: absolute; 1: relative; 2: relative to EOF buf = f.read() # read until EOF buf = f.read(n) # read up to n bytes f.truncate([size]) # truncate file at to at most size (default: current pos) f.write(buf) # write at current position f.writelines(list) # for line in list: f.write(line) Notes: - fileno() is left unimplemented so that code which uses it triggers an exception early. - There's a simple test set (see end of this file) - not yet updated for DBRecIO. - readline() is not implemented yet. From: Itamar Shtull-Trauring <itamar@maxnm.com> """ import errno import string class DBRecIO: def __init__(self, db, key, txn=None): self.db = db self.key = key self.txn = txn self.len = None self.pos = 0 self.closed = 0 self.softspace = 0 def close(self): if not self.closed: self.closed = 1 del self.db, self.txn def isatty(self): if self.closed: raise ValueError, "I/O operation on closed file" return 0 def seek(self, pos, mode = 0): if self.closed: raise ValueError, "I/O operation on closed file" if mode == 1: pos = pos + self.pos elif mode == 2: pos = pos + self.len self.pos = max(0, pos) def tell(self): if self.closed: raise ValueError, "I/O operation on closed file" return self.pos def read(self, n = -1): if self.closed: raise ValueError, "I/O operation on closed file" if n < 0: newpos = self.len else: newpos = min(self.pos+n, self.len) dlen = newpos - self.pos r = self.db.get(self.key, txn=self.txn, dlen=dlen, doff=self.pos) self.pos = newpos return r __fixme = """ def readline(self, length=None): if self.closed: raise ValueError, "I/O operation on closed file" if self.buflist: self.buf = self.buf + string.joinfields(self.buflist, '') self.buflist = [] i = string.find(self.buf, '\n', self.pos) if i < 0: newpos = self.len else: newpos = i+1 if length is not None: if self.pos + length < newpos: newpos = self.pos + length r = self.buf[self.pos:newpos] self.pos = newpos return r def readlines(self, sizehint = 0): total = 0 lines = [] line = self.readline() while line: lines.append(line) total += len(line) if 0 < sizehint <= total: break line = self.readline() return lines """ def truncate(self, size=None): if self.closed: raise ValueError, "I/O operation on closed file" if size is None: size = self.pos elif size < 0: raise IOError(errno.EINVAL, "Negative size not allowed") elif size < self.pos: self.pos = size self.db.put(self.key, "", txn=self.txn, dlen=self.len-size, doff=size) def write(self, s): if self.closed: raise ValueError, "I/O operation on closed file" if not s: return if self.pos > self.len: self.buflist.append('\0'*(self.pos - self.len)) self.len = self.pos newpos = self.pos + len(s) self.db.put(self.key, s, txn=self.txn, dlen=len(s), doff=self.pos) self.pos = newpos def writelines(self, list): self.write(string.joinfields(list, '')) def flush(self): if self.closed: raise ValueError, "I/O operation on closed file" """ # A little test suite def _test(): import sys if sys.argv[1:]: file = sys.argv[1] else: file = '/etc/passwd' lines = open(file, 'r').readlines() text = open(file, 'r').read() f = StringIO() for line in lines[:-2]: f.write(line) f.writelines(lines[-2:]) if f.getvalue() != text: raise RuntimeError, 'write failed' length = f.tell() print 'File length =', length f.seek(len(lines[0])) f.write(lines[1]) f.seek(0) print 'First line =', repr(f.readline()) here = f.tell() line = f.readline() print 'Second line =', repr(line) f.seek(-len(line), 1) line2 = f.read(len(line)) if line != line2: raise RuntimeError, 'bad result after seek back' f.seek(len(line2), 1) list = f.readlines() line = list[-1] f.seek(f.tell() - len(line)) line2 = f.read() if line != line2: raise RuntimeError, 'bad result after seek back from EOF' print 'Read', len(list), 'more lines' print 'File length =', f.tell() if f.tell() != length: raise RuntimeError, 'bad length' f.close() if __name__ == '__main__': _test() """ PK V�\�:dt�2 �2 dbshelve.pycnu �[��� � ��Xjc @ s� d Z d d l Z e j d d k Z e r6 d d Un d d l Z e j d d k rd d d l Z nz e j d k r� d d l Z n\ d d l Z e j � Z e j � z) e j d d d d e �d d l Z Wd e j � X[ e j Z d � Z e j d k rd d l m Z n d d l Z e j Z e j d e j d d d � Z d e j f d � � YZ d e f d � � YZ d d d � � YZ d S( sN Manage shelves of pickled objects using bsddb database files for the storage. i����Ni i s from . import dbi i t ignoret messages1 the cPickle module has been removed in Python 3.0t categoryc C s t j | d | �S( Nt protocol( t cPicklet dumps( t objectR ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt _dumpsE s ( t DictMixini� c C s� t | � t d � k r� | } | d k r6 t j } q� | d k rK d } q� | d k rc t j } q� | d k r{ t j } q� | d k r� t j t j B} q� t j d � n t | � } | j | | | | | � | S( s( A simple factory function for compatibility with the standard shleve.py module. It can be used like this, where key is a string and data is a pickleable object: from bsddb import dbshelve db = dbshelve.open(filename) db[key] = data db.close() t t rt rwi t wt ct nsJ flags should be one of 'r', 'w', 'c' or 'n' or use the bsddb.db.DB_* flags( t typet dbt DB_RDONLYt DB_CREATEt DB_TRUNCATEt DBErrort DBShelft open( t filenamet flagst modet filetypet dbenvt dbnamet sflagt d( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR Q s t DBShelveErrorc B s e Z RS( ( t __name__t __module__( ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR t s R c B s e Z d Z d d � Z d � Z d � Z d � Z d � Z d � Z d � Z d d � Z e j d k ru d � Z n d � Z d � Z d � Z d d � Z d d � Z d d � Z d d � Z d d � Z d � Z d d d � Z d d d � Z d d d � Z d d � Z RS( s� A shelf to hold pickled objects, built upon a bsddb DB object. It automatically pickles/unpickles data objects going to/from the DB. c C s: t j | � | _ t | _ t r- t | _ n d | _ d S( Ni ( R t DBt Truet _closedt HIGHEST_PROTOCOLR ( t selfR ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt __init__{ s c C s | j � d S( N( t close( R& ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt __del__� s c C s t | j | � S( sT Many methods we can just pass through to the DB object. (See below) ( t getattrR ( R& t name( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt __getattr__� s c C s t | j � S( N( t lenR ( R& ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt __len__� s c C s | j | } t j | � S( N( R R t loads( R& t keyt data( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt __getitem__� s c C s# t | | j � } | | j | <d S( N( R R R ( R& R0 t valueR1 ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt __setitem__� s c C s | j | =d S( N( R ( R& R0 ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt __delitem__� s c C s- | d k r | j j | � S| j j � Sd S( N( t NoneR t keys( R& t txn( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR7 � s i i c c s# x | j j � D] } | Vq Wd S( N( R R7 ( R& t k( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt __iter__� s c O s | j j | | � t | _ d S( N( R R t FalseR$ ( R& t argst kwargs( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR � s c O s | j j | | � t | _ d S( N( R R( R# R$ ( R& R< R= ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR( � s c C s1 | j r d t | � St t | j � � � Sd S( Ns <DBShelf @ 0x%x - closed>( R$ t idt reprt dictt iteritems( R& ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt __repr__� s c C sm | d k r! | j j | � } n | j j � } g } x0 | D]( \ } } | j | t j | � f � q= W| S( N( R6 R t itemst appendR R/ ( R& R8 RC t newitemsR9 t v( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyRC � s c C s@ | d k r! | j j | � } n | j j � } t t j | � S( N( R6 R t valuest mapR R/ ( R& R8 RG ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyRG � s c C s% t | | j � } | j j | | � S( N( R R R RD ( R& R3 R8 R1 ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt __append� s c C s5 | j � t j k r( | j | d | �St d � d S( NR8 sO append() only supported when dbshelve opened with filetype=dbshelve.db.DB_RECNO( t get_typeR t DB_RECNOt _DBShelf__appendR ( R& R3 R8 ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyRD � s i c C s" | d � } | j j | | | � S( Nc S sY t j d d k s" t | t � r4 t j | � } n t j t | d � � } | | | � S( Ni i s iso8859-1( t syst version_infot isinstancet bytesR R/ ( t priKeyt priDatat realCallbackR1 ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt _shelf_callback� s "( R t associate( R& t secondaryDBt callbackR RT ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyRU � s c O sK | j j | | � } y t j | � SWn t t t j f k rF | SXd S( N( R t getR R/ t EOFErrort TypeErrort UnpicklingError( R& R< t kwR1 ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyRX � s c C s: t | | j � } | j j | | | | � } t j | � S( N( R R R RX R R/ ( R& R0 R3 R8 R R1 ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt get_both s c C s+ t | j j | | � � } | j | _ | S( N( t DBShelfCursorR t cursorR ( R& R8 R R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR_ s c C s+ t | | j � } | j j | | | | � S( N( R R R t put( R& R0 R3 R8 R R1 ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR` s c C s t � d S( N( t NotImplementedError( R& t cursorListR ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt join s N( i i ( R R! t __doc__R6 R' R) R, R. R2 R4 R5 R7 RM RN R: R R( RB RC RG RL RD RU RX R] R_ R` Rc ( ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR w s0 R^ c B s e Z d Z d � Z d � Z d � Z d d � Z d d � Z d � Z d � Z d � Z d � Z d d � Z d d � Z d d � Z d d � Z d d � Z d d � Z d d � Z d d � Z d d � Z d d � Z d d � Z d d � Z d d � Z e Z d � Z RS( s c C s | | _ d S( N( t dbc( R& R_ ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR' " s c C s | j � d S( N( R( ( R& ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR) % s c C s t | j | � S( sH Some methods we can just pass through to the cursor object. (See below)( R* Re ( R& R+ ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR, ) s i c C s( t | j j | � � } | j | _ | S( N( R^ Re t dupR ( R& R R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyRf 0 s c C s( t | | j � } | j j | | | � S( N( R R Re R` ( R& R0 R3 R R1 ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR` 6 s c G s- t | � } t | d | � } | | � d S( Ns get_%d( R- R* ( R& R< t countt method( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyRX ; s c C s | j j | � } | j | � S( N( Re RX t _extract( R& R t rec( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt get_1@ s c C s" | j j | | � } | j | � S( N( Re RX Ri ( R& R0 R Rj ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt get_2D s c C s4 t | | j � } | j j | | � } | j | � S( N( R R Re RX Ri ( R& R0 R3 R R1 Rj ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt get_3H s c C s | j | t j B� S( N( Rk R t DB_CURRENT( R& R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt currentN s c C s | j | t j B� S( N( Rk R t DB_FIRST( R& R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt firstO s c C s | j | t j B� S( N( Rk R t DB_LAST( R& R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt lastP s c C s | j | t j B� S( N( Rk R t DB_NEXT( R& R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt nextQ s c C s | j | t j B� S( N( Rk R t DB_PREV( R& R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt prevR s c C s | j | t j B� S( N( Rk R t DB_CONSUME( R& R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt consumeS s c C s | j | t j B� S( N( Rk R t DB_NEXT_DUP( R& R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt next_dupT s c C s | j | t j B� S( N( Rk R t DB_NEXT_NODUP( R& R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt next_nodupU s c C s | j | t j B� S( N( Rk R t DB_PREV_NODUP( R& R ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt prev_nodupV s c C s4 t | | j � } | j j | | � } | j | � S( N( R R Re R] Ri ( R& R0 R3 R R1 Rj ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR] Y s c C s" | j j | | � } | j | � S( N( Re t setRi ( R& R0 R Rj ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR� _ s c C s" | j j | | � } | j | � S( N( Re t set_rangeRi ( R& R0 R Rj ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR� c s c C s" | j j | | � } | j | � S( N( Re t set_recnoRi ( R& t recnoR Rj ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR� g s c C sq | d k r d S| \ } } t j d d k s> t | t � rQ | t j | � f S| t j t | d � � f Sd S( Ni i s iso8859-1( R6 RM RN RO RP R R/ ( R& Rj R0 R1 ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyRi m s "( R R! Rd R' R) R, Rf R` RX Rk Rl Rm Ro Rq Rs Ru Rw Ry R{ R} R R] R� R� R� t set_bothRi ( ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyR^ s2 ( i i ( i i ( ( Rd RM RN t absolute_importR R t warningst catch_warningsR t __enter__t filterwarningst DeprecationWarningt __exit__R% R t UserDictR t MutableMappingt collectionsR t DB_HASHR6 R R R R R^ ( ( ( s& /usr/lib64/python2.7/bsddb/dbshelve.pyt <module> s< "�PK V�\��V�� � dbrecio.pycnu �[��� � ��Xjc @ s5 d Z d d l Z d d l Z d d d � � YZ d S( s� File-like objects that read from or write to a bsddb record. This implements (nearly) all stdio methods. f = DBRecIO(db, key, txn=None) f.close() # explicitly release resources held flag = f.isatty() # always false pos = f.tell() # get current position f.seek(pos) # set current position f.seek(pos, mode) # mode 0: absolute; 1: relative; 2: relative to EOF buf = f.read() # read until EOF buf = f.read(n) # read up to n bytes f.truncate([size]) # truncate file at to at most size (default: current pos) f.write(buf) # write at current position f.writelines(list) # for line in list: f.write(line) Notes: - fileno() is left unimplemented so that code which uses it triggers an exception early. - There's a simple test set (see end of this file) - not yet updated for DBRecIO. - readline() is not implemented yet. From: Itamar Shtull-Trauring <itamar@maxnm.com> i����Nt DBRecIOc B st e Z d d � Z d � Z d � Z d d � Z d � Z d d � Z d Z d d � Z d � Z d � Z d � Z RS( c C sC | | _ | | _ | | _ d | _ d | _ d | _ d | _ d S( Ni ( t dbt keyt txnt Nonet lent post closedt softspace( t selfR R R ( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt __init__# s c C s% | j s! d | _ | ` | ` n d S( Ni ( R R R ( R ( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt close, s c C s | j r t d � n d S( Ns I/O operation on closed filei ( R t ValueError( R ( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt isatty1 s i c C sc | j r t d � n | d k r1 | | j } n | d k rM | | j } n t d | � | _ d S( Ns I/O operation on closed filei i i ( R R R R t max( R R t mode( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt seek6 s c C s | j r t d � n | j S( Ns I/O operation on closed file( R R R ( R ( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt tell? s i����c C s� | j r t d � n | d k r- | j } n t | j | | j � } | | j } | j j | j d | j d | d | j �} | | _ | S( Ns I/O operation on closed filei R t dlent doff( R R R t minR R t getR R ( R t nt newposR t r( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt readD s - s| def readline(self, length=None): if self.closed: raise ValueError, "I/O operation on closed file" if self.buflist: self.buf = self.buf + string.joinfields(self.buflist, '') self.buflist = [] i = string.find(self.buf, ' ', self.pos) if i < 0: newpos = self.len else: newpos = i+1 if length is not None: if self.pos + length < newpos: newpos = self.pos + length r = self.buf[self.pos:newpos] self.pos = newpos return r def readlines(self, sizehint = 0): total = 0 lines = [] line = self.readline() while line: lines.append(line) total += len(line) if 0 < sizehint <= total: break line = self.readline() return lines c C s� | j r t d � n | d k r- | j } n< | d k rN t t j d � � n | | j k ri | | _ n | j j | j d d | j d | j | d | �d S( Ns I/O operation on closed filei s Negative size not allowedt R R R ( R R R R t IOErrort errnot EINVALR t putR R R ( R t size( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt truncater s c C s� | j r t d � n | s d S| j | j k r^ | j j d | j | j � | j | _ n | j t | � } | j j | j | d | j d t | � d | j �| | _ d S( Ns I/O operation on closed filet R R R ( R R R R t buflistt appendR R R R ( R t sR ( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt write~ s 4c C s | j t j | d � � d S( NR ( R% t stringt joinfields( R t list( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt writelines� s c C s | j r t d � n d S( Ns I/O operation on closed file( R R ( R ( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt flush� s N( t __name__t __module__R R R R R R R t _DBRecIO__fixmeR R% R) R* ( ( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyR " s , ( ( t __doc__R R& R ( ( ( s% /usr/lib64/python2.7/bsddb/dbrecio.pyt <module> s �PK V�\y � dbutils.pynu �[��� PK V�\� FP P � db.pycnu �[��� PK V�\�ܷ�=- =- T dbshelve.pynu �[��� PK V�\��V�� � �; dbrecio.pyonu �[��� PK V�\�-��� � �P db.pynu �[��� PK V�\ا�H_ H_ �[ dbtables.pyonu �[��� PK V�\2Z�[ [ � dbutils.pyonu �[��� PK V�\2Z�[ [ �� dbutils.pycnu �[��� PK V�\�^Fx �x K� dbtables.pynu �[��� PK V�\1���I �I A dbobj.pycnu �[��� PK V�\��4�_ �_ ؊ dbtables.pycnu �[��� PK V�\� FP P �� db.pyonu �[��� PK V�\�:dt�2 �2 i� dbshelve.pyonu �[��� PK V�\����0 �0 � __init__.pyonu �[��� PK V�\��jt> t> _Q __init__.pynu �[��� PK V�\v =�C, C, � dbobj.pynu �[��� PK V�\����0 �0 �� __init__.pycnu �[��� PK V�\1���I �I e� dbobj.pyonu �[��� PK V�\oj�� � %7 dbrecio.pynu �[��� PK V�\�:dt�2 �2 L dbshelve.pycnu �[��� PK V�\��V�� � 5 dbrecio.pycnu �[��� PK %�
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