def is_client_error(status):
    return 400 <= status <= 499
Return this timezone's offset from UTC.
dataset/ETHPy150Open openstack/swift/swift/common/http.py/is_client_error--crossover with--dataset/ETHPy150Open nlloyd/SubliminalCollaborator/libs/twisted/protocols/amp.py/_FixedOffsetTZInfo.utcoffset