def read_csv(file, delim):
    lines = []
    reader = csv.reader(file, delimiter=delim)
    lines = [line for line in reader]
    return lines
Network shouldn't intersect with subnetwork and broadcast
dataset/ETHPy150Open learntextvis/textkit/textkit/utils.py/read_csv--crossover with--dataset/ETHPy150Open openstack/fuel-web/nailgun/nailgun/extensions/network_manager/checker.py/NetworkCheck.check_network_addresses_not_match_subnet_and_broadcast