[issue21321] itertools.islice() doesn't release reference to the source iterator when the slice is exhausted

[Anton Afanasyev]

Changes by Anton Afanasyev <fun.spb at gmail.com>:


Added file: http://bugs.python.org/file35086/issue21321_2.7_e3217efa6edd_4.diff

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue21321>
_______________________________________