def main()

in nailgun-client/py/ng.py [0:0]

• 28 lines of code
• 5 McCabe index (conditional complexity)

def main():
    """
    Main entry point to the nailgun client.
    """
    default_nailgun_server = os.environ.get("NAILGUN_SERVER", "127.0.0.1")
    default_nailgun_port = int(os.environ.get("NAILGUN_PORT", NAILGUN_PORT_DEFAULT))

    parser = optparse.OptionParser(usage="%prog [options] cmd arg1 arg2 ...")
    parser.add_option("--nailgun-server", default=default_nailgun_server)
    parser.add_option("--nailgun-port", type="int", default=default_nailgun_port)
    parser.add_option("--nailgun-filearg")
    parser.add_option("--nailgun-showversion", action="store_true")
    parser.add_option("--nailgun-help", action="help")
    (options, args) = parser.parse_args()

    if options.nailgun_showversion:
        print("NailGun client version " + NAILGUN_VERSION)

    if len(args):
        cmd = args.pop(0)
    else:
        cmd = os.path.basename(sys.argv[0])

    # Pass any remaining command line arguments to the server.
    cmd_args = args

    try:
        with NailgunConnection(
            options.nailgun_server, server_port=options.nailgun_port
        ) as c:
            exit_code = c.send_command(cmd, cmd_args, options.nailgun_filearg)
            sys.exit(exit_code)
    except NailgunException as e:
        sys.stderr.write(str(e))
        sys.exit(e.code)
    except KeyboardInterrupt as e:
        pass