Mercurial > cpython-lru_cache-weakref
diff Lib/test/test_itertools.py @ 51320:aa2eb0f242ff
Minor doc fixes.
| author | Raymond Hettinger <python@rcn.com> |
|---|---|
| date | Wed, 04 Feb 2009 19:45:13 +0000 |
| parents | fc51026abde6 |
| children | b0db109089c9 |
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--- a/Lib/test/test_itertools.py Wed Feb 04 11:41:45 2009 +0000 +++ b/Lib/test/test_itertools.py Wed Feb 04 19:45:13 2009 +0000 @@ -1371,8 +1371,8 @@ ... return map(function, count(start)) >>> def nth(iterable, n): -... "Returns the nth item or empty list" -... return list(islice(iterable, n, n+1)) +... "Returns the nth item or None" +... return next(islice(iterable, n, None), None) >>> def quantify(iterable, pred=bool): ... "Count how many times the predicate is true" @@ -1469,7 +1469,10 @@ [0, 2, 4, 6] >>> nth('abcde', 3) -['d'] +'d' + +>>> nth('abcde', 9) is None +True >>> quantify(range(99), lambda x: x%2==0) 50
