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Merged revisions 82730-82731 via svnmerge from

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

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  r82730 | r.david.murray | 2010-07-09 08:23:21 -0400 (Fri, 09 Jul 2010) | 4 lines

  7846: limit fnmatch pattern cache to _MAXCACHE=100 entries.

  Patch by Andrew Clegg.
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  r82731 | r.david.murray | 2010-07-09 09:14:03 -0400 (Fri, 09 Jul 2010) | 2 lines

  Fix sort order mistake in Misc/ACKS.
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This commit is contained in:
R. David Murray 2010-07-09 13:16:26 +00:00
parent 921d30d261
commit ead883a366
4 changed files with 22 additions and 1 deletions
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3
Lib/fnmatch.py
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@ -16,6 +16,7 @@ __all__ = ["filter", "fnmatch","fnmatchcase","translate"]
_cache = {} # Maps text patterns to compiled regexen.
_cacheb = {} # Ditto for bytes patterns.
_MAXCACHE = 100 # Maximum size of caches
def fnmatch(name, pat):
"""Test whether FILENAME matches PATTERN.
@ -48,6 +49,8 @@ def _compile_pattern(pat):
res = bytes(res_str, 'ISO-8859-1')
else:
res = translate(pat)
if len(cache) >= _MAXCACHE:
cache.clear()
cache[pat] = regex = re.compile(res)
return regex.match