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#2503 make singletons compared with "is" not == or !=

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Thanks to Wummel for the patch
This commit is contained in:
Benjamin Peterson 2008-03-29 15:24:25 +00:00
parent 672fbf5195
commit 5b63acd31e
54 changed files with 140 additions and 141 deletions
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2
Lib/plat-mac/aepack.py
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@ -77,7 +77,7 @@ def pack(x, forcetype = None):
else:
return pack(x).AECoerceDesc(forcetype)
if x == None:
if x is None:
return AE.AECreateDesc('null', '')
if isinstance(x, AEDescType):