Method test_isalpha

numpy/_core/tests/test_defchararray.py:306–309

(self)

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

    def test_isalpha(self):
        A = self.A()
        assert_(issubclass(A.isalpha().dtype.type, np.bool))
        assert_array_equal(A.isalpha(), [[False, False], [False, True], [False, True]])

    def test_isdigit(self):
        A = self.A()