Function multiply

xarray/tests/test_computation.py:469–473

(*args)

    assert_identical(expected_dataset_x, first_element(dataset.groupby("y"), "x"))

    def multiply(*args):
        val = args[0]
        for arg in args[1:]:
            val = val * arg
        return val

    # regression test for GH:2341
    with pytest.raises(ValueError):