def _baseAssertEqual(self, first, second, msg=None):
        """The default assertEqual implementation, not type specific."""
        if not first == second:
            standardMsg = (safe_repr(first), safe_repr(second)) % '%s != %s'
            msg = self._formatMessage(msg, standardMsg)
            raise self.failureException(msg)
dataset/ETHPy150Open kleientertainment/ds_mod_tools/pkg/win32/Python27/Lib/unittest/case.py/TestCase._baseAssertEqual/swapped operands of `%`