A minor fix for 64-bit platforms: when __len__() returns Python int containing a value that doesn't fit in a C int, raise OverflowError rather than truncating silently (and having 50% chance of hitting the "it should be >= 0" error).
A minor fix for 64-bit platforms: when __len__() returns Python int
containing a value that doesn't fit in a C int, raise OverflowError
rather than truncating silently (and having 50% chance of hitting the
"it should be >= 0" error).

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator