handler_params.py 文件源码

def get_handler_params(handle):
        if hasattr(handle, HandlerParams.HANDLER_PARAMS_ATTR):
            return getattr(handle, HandlerParams.HANDLER_PARAMS_ATTR)
        params = {}
        sign = inspect.signature(handle).parameters

        for name in sign:
            if name == "self": continue
            type = sign[name].annotation if sign[name].annotation is not inspect._empty else None
            req = sign[name].default == inspect._empty

            params[name] = {
                "type": type,
                "required": req
            }
        return params