[issue3161] Missing import for sys in _abcoll

[Simon Cross]

Simon Cross <hodgestar at gmail.com> added the comment:

One could also make a case for simply removing the _hash method since it
doesn't look like anything is using it? And anything that was using it
would already be broken?

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue3161>
_______________________________________