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
-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
 
 #------------------------------------------------------------------------
 

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():
-    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
     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
 
-from bsddb import db, dbshelve
+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
 
-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
 
 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
 
-from bsddb import db, dbobj
+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
 
-from bsddb import db, dbtables
+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
 
-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
 
 from test_all import verbose
 

Lib/bsddb/test/test_get_none.py

@@ -7,7 +7,12 @@ import tempfile
 from pprint import pprint
 import unittest
 
-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
 
 from test_all import verbose
 

Lib/bsddb/test/test_lock.py

@@ -18,7 +18,12 @@ except ImportError:
 import unittest
 from test_all import verbose
 
-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
 
 
 #----------------------------------------------------------------------

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
 
-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
 
 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
-from bsddb import db, dbutils
+
+try:
+    # For Python 2.3
+    from bsddb import db, dbutils
+except ImportError:
+    # For earlier Pythons w/distutils pybsddb
+    from bsddb3 import db, dbutils
+
 
 #----------------------------------------------------------------------