Method test_isalpha

numpy/core/tests/test_defchararray.py:260–262

(self)

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

    def test_isalpha(self):
        assert_(issubclass(self.A.isalpha().dtype.type, np.bool_))
        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_))