[issue31586] SystemError in _collections._count_element() in case of a bad mapping argument

[Raymond Hettinger]

Raymond Hettinger <raymond.hettinger at gmail.com> added the comment:


New changeset a1c49f6f09150f70f063417c8d67a38e59dde7ed by Raymond Hettinger (Miss Islington (bot)) in branch '3.6':
[3.6] bpo-31586: Use _count_element fast path for real dicts. (#3776)
https://github.com/python/cpython/commit/a1c49f6f09150f70f063417c8d67a38e59dde7ed


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