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Merged revisions 84344 via svnmerge from

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svn+ssh://pythondev@svn.python.org/python/branches/py3k

........
  r84344 | antoine.pitrou | 2010-08-28 20:17:03 +0200 (sam., 28 août 2010) | 4 lines

  Issue #1868: Eliminate subtle timing issues in thread-local objects by
  getting rid of the cached copy of thread-local attribute dictionary.
........
This commit is contained in:
Antoine Pitrou 2010-08-28 18:29:13 +00:00
parent 7e8fd5ed22
commit a408350a08
6 changed files with 181 additions and 91 deletions
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8
Lib/_threading_local.py
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@ -195,6 +195,10 @@ class local(_localbase):
lock.release()
def __setattr__(self, name, value):
if name == '__dict__':
raise AttributeError(
"%r object attribute '__dict__' is read-only"
% self.__class__.__name__)
lock = object.__getattribute__(self, '_local__lock')
lock.acquire()
try:
@ -204,6 +208,10 @@ class local(_localbase):
lock.release()
def __delattr__(self, name):
if name == '__dict__':
raise AttributeError(
"%r object attribute '__dict__' is read-only"
% self.__class__.__name__)
lock = object.__getattribute__(self, '_local__lock')
lock.acquire()
try: