[issue13274] heapq pure python version uses islice without guarding for negative counts

[Roundup Robot]

Roundup Robot <devnull at psf.upfronthosting.co.za> added the comment:

New changeset 57f73b0f921c by Raymond Hettinger in branch '2.7':
Issue 13274:  Make the pure python code for heapq more closely match the C implementation for an undefined corner case.
http://hg.python.org/cpython/rev/57f73b0f921c

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nosy: +python-dev

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