def _check___hash__(self, test, expect):
        f = FrameSet(test)
        try:
            r = hash(f)
        except Exception as err:
            r = err
        m = u'hash(FrameSet("{0}")) returns {1}: got {2}'
        self.assertIsInstance(r, int, m.format(test, int, type(r)))
Harness to test if the FrameSet.__hash__ call works properly.
dataset/ETHPy150Open sqlboy/fileseq/test/run.py/TestFrameSet._check___hash__