Method test_isupper

numpy/_core/tests/test_strings.py:336–338

(self, in_, out, dt)

        ('ABC\n', True),
    ])
    def test_isupper(self, in_, out, dt):
        in_ = np.array(in_, dtype=dt)
        assert_array_equal(np.strings.isupper(in_), out)

    @pytest.mark.parametrize("in_,out", [
        ('', False),