adduser.py 文件源码

def ask_username(config):
    stdout.write("Username: ".encode('utf-8'))
    raw_username = raw_input()
    try:
        get_user(config.temboard['users'], raw_username)
    except HTTPError:
        pass
    except ConfigurationError:
        pass
    else:
        stdout.write("User already exists.\n")
        return ask_username(config)
    try:
        username = raw_username
        validate_parameters({'username': username},
                            [('username', T_USERNAME, False)])
    except HTTPError:
        stdout.write("Invalid username.\n")
        return ask_username(config)
    return username