def clookup(ll_type):
    res = __get_ll_type__(ll_type)
    if res:
        return res[3]
    else:
        return res
Helper to generate type checks for objects.
dataset/ETHPy150Open kisom/pypcapfile/pcapfile/linklayer.py/clookup--crossover with--dataset/ETHPy150Open ganeti/ganeti/lib/ht.py/TObjectCheck