Minor doc fixes.

This commit is contained in:
Raymond Hettinger 2009-02-04 19:34:31 +00:00
parent 1e884d9f67
commit 11485b4869
3 changed files with 10 additions and 7 deletions

View file

@ -1201,8 +1201,8 @@ Samuele
... return imap(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"
@ -1318,7 +1318,10 @@ perform as purported.
[0, 2, 4, 6]
>>> nth('abcde', 3)
['d']
'd'
>>> nth('abcde', 9) is None
True
>>> quantify(xrange(99), lambda x: x%2==0)
50