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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _rm_gos_edges(rm_goids, edges_all):
 """Remove any is_a edges that contain user-specified edges."""

        edges_reduced = []
        for goid_child, goid_parent in sorted(edges_all, key=lambda t: t[1]):
            if goid_child not in rm_goids and goid_parent not in rm_goids:
                edges_reduced.append((goid_child, goid_parent))
        return edges_reduced