def _baseAssertEqual(self, first, second, msg=None):
        if not first == second:
            standardMsg = '%s != %s' % (safe_repr(first), safe_repr(second))
            msg = self._formatMessage(msg, standardMsg)
            raise self.failureException(msg)
The default assertEqual implementation, not type specific.
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.3/django/utils/unittest/case.py/TestCase._baseAssertEqual