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Clarify and speedup test.

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This commit is contained in:
Raymond Hettinger 2002-12-07 09:25:05 +00:00
parent babc83a27a
commit c1ac194e94
1 changed files with 3 additions and 2 deletions
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5
Lib/random.py
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@ -774,8 +774,9 @@ def _test_sample(n):
population = xrange(n) population = xrange(n)
for k in xrange(n+1): for k in xrange(n+1):
s = sample(population, k) s = sample(population, k)
assert len(dict([(elem,True) for elem in s])) == len(s) == k uniq = dict.fromkeys(s)
assert None not in s assert len(uniq) == len(s) == k
assert None not in uniq
def _sample_generator(n, k): def _sample_generator(n, k):
# Return a fixed element from the sample. Validates random ordering. # Return a fixed element from the sample. Validates random ordering.