def METHOD_NAME():
    p = datasets.PyCMDS.wm_w2_w1_000
    a = wt.data.from_PyCMDS(p)
    parent = wt.Collection()
    split = a.split(1, [1500], parent=parent)
    assert "split" in parent
    assert split.filepath == parent.filepath
    assert len(split) == 2
    a.close()
    parent.close()