framework.py 文件源码

def controller(func):
    def replacement(environ, start_response):
        req = Request(environ)
        try:
            resp = func(req, **req.urlvars)
        except exc.HTTPException as e:
            resp = e
        if isinstance(resp, type("")):
            resp = Response(body=resp)
        return resp(environ, start_response)
    return replacement

#restful controller
#cls is shorten  fron class