Everything worked in both the distutils distro and in Python 2.3cvs,

so merge from the bsddb-bsddb3-schizo-branch back to the trunk.

Lib/bsddb/__init__.py

@@ -44,11 +44,11 @@ except ImportError:
     del sys.modules[__name__]
     raise
     
-# bsddb3 calls it _db
-_db = _bsddb
-__version__ = _db.__version__
+# 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...
+error = db.DBError  # So bsddb.error will mean something...
 
 #----------------------------------------------------------------------
 
@@ -152,14 +152,14 @@ def hashopen(file, flag='c', mode=0666, pgsize=None, ffactor=None, nelem=None,
             cachesize=None, lorder=None, hflags=0):
 
     flags = _checkflag(flag)
-    d = _db.DB()
+    d = db.DB()
     d.set_flags(hflags)
     if cachesize is not None: d.set_cachesize(0, cachesize)
     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)
+    d.open(file, db.DB_HASH, flags, mode)
     return _DBWithCursor(d)
 
 #----------------------------------------------------------------------
@@ -169,14 +169,14 @@ def btopen(file, flag='c', mode=0666,
             pgsize=None, lorder=None):
 
     flags = _checkflag(flag)
-    d = _db.DB()
+    d = db.DB()
     if cachesize is not None: d.set_cachesize(0, cachesize)
     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)
+    d.open(file, db.DB_BTREE, flags, mode)
     return _DBWithCursor(d)
 
 #----------------------------------------------------------------------
@@ -187,7 +187,7 @@ def rnopen(file, flag='c', mode=0666,
             rlen=None, delim=None, source=None, pad=None):
 
     flags = _checkflag(flag)
-    d = _db.DB()
+    d = db.DB()
     if cachesize is not None: d.set_cachesize(0, cachesize)
     if pgsize is not None: d.set_pagesize(pgsize)
     if lorder is not None: d.set_lorder(lorder)
@@ -196,7 +196,7 @@ def rnopen(file, flag='c', mode=0666,
     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)
+    d.open(file, db.DB_RECNO, flags, mode)
     return _DBWithCursor(d)
 
 #----------------------------------------------------------------------
@@ -204,18 +204,18 @@ def rnopen(file, flag='c', mode=0666,
 
 def _checkflag(flag):
     if flag == 'r':
-        flags = _db.DB_RDONLY
+        flags = db.DB_RDONLY
     elif flag == 'rw':
         flags = 0
     elif flag == 'w':
-        flags =  _db.DB_CREATE
+        flags =  db.DB_CREATE
     elif flag == 'c':
-        flags =  _db.DB_CREATE
+        flags =  db.DB_CREATE
     elif flag == 'n':
-        flags = _db.DB_CREATE | _db.DB_TRUNCATE
+        flags = db.DB_CREATE | db.DB_TRUNCATE
     else:
         raise error, "flags should be one of 'r', 'w', 'c' or 'n'"
-    return flags | _db.DB_THREAD
+    return flags | db.DB_THREAD
 
 #----------------------------------------------------------------------
 
@@ -231,7 +231,7 @@ try:
     import thread
     del thread
 except ImportError:
-    _db.DB_THREAD = 0
+    db.DB_THREAD = 0
 
 
 #----------------------------------------------------------------------

Lib/bsddb/dbshelve.py

@@ -30,7 +30,12 @@ storage.
 #------------------------------------------------------------------------
 
 import cPickle
+try:
+    # For Python 2.3
     from bsddb import db
+except ImportError:
+    # For earlier Pythons w/distutils pybsddb
+    from bsddb3 import db
 
 #------------------------------------------------------------------------
 

Lib/bsddb/dbtables.py

@@ -17,23 +17,26 @@
 #
 _cvsid = '$Id$'
 
-import string
-import sys
-try:
-    import cPickle
-    pickle = cPickle
-except ImportError:
-    import pickle
-import whrandom
-import xdrlib
 import re
+import sys
 import copy
+import xdrlib
+import whrandom
+from types import ListType, StringType
+import cPickle as pickle
 
+try:
+    # For Python 2.3
     from bsddb.db import *
+except ImportError:
+    # For earlier Pythons w/distutils pybsddb
+    from bsddb3.db import *
 
 
-class TableDBError(StandardError): pass
-class TableAlreadyExists(TableDBError): pass
+class TableDBError(StandardError):
+    pass
+class TableAlreadyExists(TableDBError):
+    pass
 
 
 class Cond:
@@ -72,9 +75,9 @@ class LikeCond(Cond):
         # escape python re characters
         chars_to_escape = '.*+()[]?'
         for char in chars_to_escape :
-            likestr = string.replace(likestr, char, '\\'+char)
+            likestr = likestr.replace(char, '\\'+char)
         # convert %s to wildcards
-        self.likestr = string.replace(likestr, '%', '.*')
+        self.likestr = likestr.replace('%', '.*')
         self.re = re.compile('^'+self.likestr+'$', re_flags)
     def __call__(self, s):
         return self.re.match(s)
@@ -84,7 +87,9 @@ class LikeCond(Cond):
 #
 _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
+
+def _columns_key(table):
+    return table + _columns
 
 #
 # these keys are found within table sub databases
@@ -93,20 +98,31 @@ _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 _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 string.find(s, _table_names_key) >= 0 or \
-       string.find(s, _columns) >= 0 or \
-       string.find(s, _data) >= 0 or \
-       string.find(s, _rowid) >= 0 :
+    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
@@ -202,7 +218,7 @@ class bsdTableDB :
         """CreateTable(table, columns) - Create a new table in the database
         raises TableDBError if it already exists or for other DB errors.
         """
-        assert type(columns) == type([])
+        assert isinstance(columns, ListType)
         txn = None
         try:
             # checking sanity of the table and column names here on
@@ -233,7 +249,6 @@ class bsdTableDB :
 
             txn.commit()
             txn = None
-
         except DBError, dberror:
             if txn:
                 txn.abort()
@@ -244,7 +259,7 @@ class bsdTableDB :
         """Return a list of columns in the given table.
         [] if the table doesn't exist.
         """
-        assert type(table) == type('')
+        assert isinstance(table, StringType)
         if contains_metastrings(table):
             raise ValueError, "bad table name: contains reserved metastrings"
 
@@ -273,7 +288,7 @@ class bsdTableDB :
         additional columns present in the given list as well as
         all of its current columns.
         """
-        assert type(columns) == type([])
+        assert isinstance(columns, ListType)
         try:
             self.CreateTable(table, columns)
         except TableAlreadyExists:
@@ -476,7 +491,6 @@ class bsdTableDB :
                     if txn:
                         txn.abort()
                     raise
-
         except DBError, dberror:
             raise TableDBError, dberror[1]
 
@@ -498,7 +512,6 @@ class bsdTableDB :
             matching_rowids = self.__Select(table, columns, conditions)
         except DBError, dberror:
             raise TableDBError, dberror[1]
-
         # return the matches as a list of dictionaries
         return matching_rowids.values()
 
@@ -524,15 +537,15 @@ class bsdTableDB :
         # keyed on rows that match so far, containings dicts keyed on
         # column names containing the data for that row and column.
         matching_rowids = {}
-
-        rejected_rowids = {} # keys are rowids that do not match
+        # 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) == type(b) :
+            if type(a) is type(b):
                 if isinstance(a, PrefixCond) and isinstance(b, PrefixCond):
                     # longest prefix first
                     return cmp(len(b.prefix), len(a.prefix))
@@ -617,8 +630,7 @@ class bsdTableDB :
 
 
     def Drop(self, table):
-        """Remove an entire table from the database
-        """
+        """Remove an entire table from the database"""
         txn = None
         try:
             txn = self.env.txn_begin()

Lib/bsddb/dbutils.py

@@ -26,7 +26,12 @@
 #
 from time import sleep as _sleep
 
-from bsddb import _db
+try:
+    # For Python 2.3
+    from bsddb import db
+except ImportError:
+    # For earlier Pythons w/distutils pybsddb
+    from bsddb3 import db
 
 # always sleep at least N seconds between retrys
 _deadlock_MinSleepTime = 1.0/64
@@ -60,7 +65,7 @@ def DeadlockWrap(function, *_args, **_kwargs):
     while 1:
         try:
             return function(*_args, **_kwargs)
-        except _db.DBLockDeadlockError:
+        except db.DBLockDeadlockError:
             if _deadlock_VerboseFile:
                 _deadlock_VerboseFile.write(
                     'dbutils.DeadlockWrap: sleeping %1.3f\n' % sleeptime)

Lib/bsddb/test/test_all.py

@@ -16,7 +16,12 @@ if 'silent' in sys.argv:  # take care of old flag, just in case
 
 
 def print_versions():
+    try:
+        # For Python 2.3
         from bsddb import db
+    except ImportError:
+        # For earlier Pythons w/distutils pybsddb
+        from bsddb3 import db
     print
     print '-=' * 38
     print db.DB_VERSION_STRING

Lib/bsddb/test/test_associate.py

@@ -16,7 +16,12 @@ except ImportError:
 import unittest
 from test_all import verbose
 
+try:
+    # For Python 2.3
     from bsddb import db, dbshelve
+except ImportError:
+    # For earlier Pythons w/distutils pybsddb
+    from bsddb3 import db, dbshelve
 
 
 #----------------------------------------------------------------------

Lib/bsddb/test/test_basics.py

@@ -12,7 +12,12 @@ import tempfile
 from pprint import pprint
 import unittest
 
+try:
+    # For Python 2.3
     from bsddb import db
+except ImportError:
+    # For earlier Pythons w/distutils pybsddb
+    from bsddb3 import db
 
 from test_all import verbose
 

Lib/bsddb/test/test_compat.py

@@ -4,13 +4,18 @@ regression test suite.
 """
 
 import sys, os, string
-from bsddb import hashopen, btopen, rnopen
 import bsddb
 import unittest
 import tempfile
 
 from test_all import verbose
 
+try:
+    # For Python 2.3
+    from bsddb import db, hashopen, btopen, rnopen
+except ImportError:
+    # For earlier Pythons w/distutils pybsddb
+    from bsddb3 import db, hashopen, btopen, rnopen
 
 
 class CompatibilityTestCase(unittest.TestCase):
@@ -126,7 +131,7 @@ class CompatibilityTestCase(unittest.TestCase):
                 if verbose: print "truth test: true"
             else:
                 if verbose: print "truth test: false"
-        except bsddb.error:
+        except db.DBError:
             pass
         else:
             self.fail("Exception expected")

Lib/bsddb/test/test_dbobj.py

@@ -3,7 +3,12 @@ import sys, os, string
 import unittest
 import glob
 
+try:
+    # For Python 2.3
     from bsddb import db, dbobj
+except ImportError:
+    # For earlier Pythons w/distutils pybsddb
+    from bsddb3 import db, dbobj
 
 
 #----------------------------------------------------------------------

Lib/bsddb/test/test_dbshelve.py

@@ -8,7 +8,12 @@ from pprint import pprint
 from types import *
 import unittest
 
-from bsddb import dbshelve, db
+try:
+    # For Python 2.3
+    from bsddb import db, dbshelve
+except ImportError:
+    # For earlier Pythons w/distutils pybsddb
+    from bsddb3 import db, dbshelve
 
 from test_all import verbose
 

Lib/bsddb/test/test_dbtables.py

@@ -30,7 +30,12 @@ except ImportError:
 import unittest
 from test_all import verbose
 
+try:
+    # For Python 2.3
     from bsddb import db, dbtables
+except ImportError:
+    # For earlier Pythons w/distutils pybsddb
+    from bsddb3 import db, dbtables
 
 
 

Lib/bsddb/test/test_env_close.py

@@ -8,7 +8,12 @@ import tempfile
 import glob
 import unittest
 
+try:
+    # For Python 2.3
     from bsddb import db
+except ImportError:
+    # For earlier Pythons w/distutils pybsddb
+    from bsddb3 import db
 
 from test_all import verbose
 

Lib/bsddb/test/test_get_none.py

@@ -7,7 +7,12 @@ import tempfile
 from pprint import pprint
 import unittest
 
+try:
+    # For Python 2.3
     from bsddb import db
+except ImportError:
+    # For earlier Pythons w/distutils pybsddb
+    from bsddb3 import db
 
 from test_all import verbose
 

Lib/bsddb/test/test_lock.py

@@ -18,7 +18,12 @@ except ImportError:
 import unittest
 from test_all import verbose
 
+try:
+    # For Python 2.3
     from bsddb import db
+except ImportError:
+    # For earlier Pythons w/distutils pybsddb
+    from bsddb3 import db
 
 
 #----------------------------------------------------------------------

Lib/bsddb/test/test_misc.py

@@ -5,8 +5,12 @@ import os
 import sys
 import unittest
 
-from bsddb import db
-from bsddb import dbshelve
+try:
+    # For Python 2.3
+    from bsddb import db, dbshelve
+except ImportError:
+    # For earlier Pythons w/distutils pybsddb
+    from bsddb3 import db, dbshelve
 
 from test.test_support import verbose
 

Lib/bsddb/test/test_queue.py

@@ -7,7 +7,12 @@ import tempfile
 from pprint import pprint
 import unittest
 
+try:
+    # For Python 2.3
     from bsddb import db
+except ImportError:
+    # For earlier Pythons w/distutils pybsddb
+    from bsddb3 import db
 
 from test_all import verbose
 

Lib/bsddb/test/test_recno.py

@@ -8,9 +8,15 @@ import tempfile
 from pprint import pprint
 import unittest
 
-from bsddb import db
 from test_all import verbose
 
+try:
+    # For Python 2.3
+    from bsddb import db
+except ImportError:
+    # For earlier Pythons w/distutils pybsddb
+    from bsddb3 import db
+
 letters = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'
 
 

Lib/bsddb/test/test_thread.py

@@ -26,7 +26,14 @@ except ImportError:
 
 import unittest
 from test_all import verbose
+
+try:
+    # For Python 2.3
     from bsddb import db, dbutils
+except ImportError:
+    # For earlier Pythons w/distutils pybsddb
+    from bsddb3 import db, dbutils
+
 
 #----------------------------------------------------------------------