No longer used. ZODB now depends on Python threads.

src/ZODB/bpthread.py

-##############################################################################
-#
-# Copyright (c) 2001, 2002 Zope Corporation and Contributors.
-# All Rights Reserved.
-#
-# This software is subject to the provisions of the Zope Public License,
-# Version 2.0 (ZPL).  A copy of the ZPL should accompany this distribution.
-# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
-# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
-# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
-# FOR A PARTICULAR PURPOSE
-#
-##############################################################################
-"""Thread abstraction module
-
-With this, we can run with or wothout threads.
-
-$Id: bpthread.py,v 1.5 2002/08/14 22:07:09 mj Exp $"""
-
-try:
-    from thread import *
-except:
-    class allocate_lock:
-        def acquire(self, *args): return args and 1 or None
-        def release(self): pass
-
-    start_new_thread=apply