The repo which looks derived from this expiringdict project: https://github.com/rfyiamcool/expiredict/blob/05900e6411015c177a82e1323a8e0aff7da717a8/expiredict/__init__.py
And the same project submitted to PYPI: https://pypi.python.org/pypi/expiredict
Potentially violated clauses include (but are not limited to):
4 . Redistribution.
...
(a) You must give any other recipients of the Work or Derivative Works a copy of this License; and
(b) You must cause any modified files to carry prominent notices stating that You changed the files; and
See also: http://directory.fsf.org/wiki/License:Apache2.0