[Python-checkins] r70265 - python/branches/py3k/Doc/library/itertools.rst
raymond.hettinger
python-checkins at python.org
Mon Mar 9 12:55:26 CET 2009
Author: raymond.hettinger
Date: Mon Mar 9 12:55:25 2009
New Revision: 70265
Log:
Add consume() recipe to itertools docs.
Modified:
python/branches/py3k/Doc/library/itertools.rst
Modified: python/branches/py3k/Doc/library/itertools.rst
==============================================================================
--- python/branches/py3k/Doc/library/itertools.rst (original)
+++ python/branches/py3k/Doc/library/itertools.rst Mon Mar 9 12:55:25 2009
@@ -615,6 +615,10 @@
"Return function(0), function(1), ..."
return map(function, count(start))
+ def consume(iterator, n):
+ "Advance the iterator n-steps ahead. If n is none, consume entirely."
+ collections.deque(islice(iterator, n), maxlen=0)
+
def nth(iterable, n, default=None):
"Returns the nth item or a default value"
return next(islice(iterable, n, None), default)
More information about the Python-checkins
mailing list