Function twice

xarray/tests/test_computation.py:229–233

(obj)

    dataset = xr.Dataset({"y": variable}, {"x": -array})

    def twice(obj):
        def func(x):
            return (x, x)

        return apply_ufunc(func, obj, output_core_dims=[[], []])

    out0, out1 = twice(array)
    assert_identical(out0, array)