config.py 文件源码

def set(self, key, value):
        key = key[LEN_KEY_PREFIX:]

        if isinstance(DEFAULTS[key]['type'], enum.EnumMeta):
            result = getattr(DEFAULTS[key]['type'], value, None)

            # If we get a bad option, just set it to the default value
            if result is None:
                result = DEFAULTS[key]['value']
        else:
            result = value

        setattr(self, '_' + str(key), result)