def test_comparingDevAndRCDifferent(self):
        """
        The value specified as the dev release and release candidate is used in
        version comparisons.
        """
        va = Version("whatever", 1, 0, 0, release_candidate=1, dev=1)
        vb = Version("whatever", 1, 0, 0, release_candidate=2, dev=1)
        self.assertTrue(va < vb)
        self.assertTrue(vb > va)
        self.assertTrue(va <= vb)
        self.assertTrue(vb >= va)
        self.assertTrue(va != vb)
        self.assertTrue(vb == Version("whatever", 1, 0, 0,
                                      release_candidate=2, dev=1))
        self.assertTrue(va == va)

        The value specified as the dev release and release candidate is used in
        version comparisons.
        
stackoverflow/venv/lib/python3.6/site-packages/incremental/tests/test_version.py