Method test_isdigit

numpy/core/tests/test_defchararray.py:264–266

(self)

        assert_array_equal(self.A.isalpha(), [[False, False], [False, True], [False, True]])

    def test_isdigit(self):
        assert_(issubclass(self.A.isdigit().dtype.type, np.bool_))
        assert_array_equal(self.A.isdigit(), [[False, False], [True, False], [False, False]])

    def test_islower(self):
        assert_(issubclass(self.A.islower().dtype.type, np.bool_))