def test_greaterThanOrEqual(self):
        """
        Instances of a class that is decorated by C{comparable} support
        greater-than-or-equal comparisons.
        """
        self.assertTrue(Comparable(1) >= Comparable(1))
        self.assertTrue(Comparable(2) >= Comparable(1))
        self.assertFalse(Comparable(0) >= Comparable(3))

        Instances of a class that is decorated by C{comparable} support
        greater-than-or-equal comparisons.
        
stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_compat.py