def _cmp_by_reachable_nh(path1, path2):
    # TODO(PH): Currently we do not have a way to check if a IGP route to
    # NEXT_HOP exists from BGPS.
    return None
Compares given paths and selects best path based on reachable next-hop.
dataset/ETHPy150Open osrg/ryu/ryu/services/protocols/bgp/processor.py/_cmp_by_reachable_nh