def path_list_is_descedant(des_pl, ances_pl):
    """
        from xdict.utils import *
        path_list_is_descedant(['a','b'],['a','b'])
        path_list_is_descedant(['a','b',''],['a','b'])
        path_list_is_descedant(['a','b','c'],['a','b'])
        path_list_is_descedant(['a','b','c','d'],['a','b'])
        path_list_is_descedant(['a','b','c','d',''],['a','b'])
    """
    dl_len = des_pl.__len__()
    al_len = ances_pl.__len__()
    if dl_len > al_len:
        for i in range(0, al_len):
            if ances_pl[i] == des_pl[i]:
                pass
            else:
                return False
        return True
    else:
        return False
