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Fixed our lack of raising IndexError on random.choice applied to sequences.

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This commit is contained in:
Jeremy Fincher 2004-10-10 03:39:59 +00:00
parent 9363489e32
commit 3a408f3dd9
1 changed files with 4 additions and 1 deletions
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5
src/fix.py
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@ -53,11 +53,14 @@ def choice(iterable):
return _choice(iterable) return _choice(iterable)
else: else:
n = 1 n = 1
ret = None m = new.module('') # Guaranteed unique value.
ret = m
for x in iterable: for x in iterable:
if random.random() < 1/n: if random.random() < 1/n:
ret = x ret = x
n += 1 n += 1
if ret is m:
raise IndexError
return ret return ret
random.choice = choice random.choice = choice