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Fix keyword arguments for itertools.count().

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Step arg without a start arg was ignored.
This commit is contained in:
Raymond Hettinger 2009-02-21 07:17:22 +00:00
parent 2752e9b527
commit aa681c7b99
2 changed files with 48 additions and 31 deletions
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2
Lib/test/test_itertools.py
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@ -350,6 +350,8 @@ class TestBasicOps(unittest.TestCase):
self.assertEqual(zip('abc',count(2,3)), [('a', 2), ('b', 5), ('c', 8)])
self.assertEqual(zip('abc',count(start=2,step=3)),
[('a', 2), ('b', 5), ('c', 8)])
self.assertEqual(zip('abc',count(step=-1)),
[('a', 0), ('b', -1), ('c', -2)])
self.assertEqual(zip('abc',count(2,0)), [('a', 2), ('b', 2), ('c', 2)])
self.assertEqual(zip('abc',count(2,1)), [('a', 2), ('b', 3), ('c', 4)])
self.assertEqual(take(20, count(maxsize-15, 3)), take(20, range(maxsize-15, maxsize+100, 3)))