import sys

def main():
    mode = sys.argv[1] if len(sys.argv) > 1 else "local"

    if mode == "local":
        import local_mode
        local_mode.start()
    elif mode == "mailbox":
        print("MailBox mode not available yet")
        pass
    else:
        print("Invalid mode.  Please specify 'local' or 'mailbox'")

if __name__ == "__main__":
    main()