framework.py 文件源码

def __call__(self, environ, start_response):
        req = Request(environ)
        for regex, controller, vars in self.routes:
            match = regex.match(req.path_info)
            if match:
                req.urlvars = match.groupdict()
                req.urlvars.update(vars)
                return controller(environ, start_response)
        return exc.HTTPNotFound()(environ, start_response)

#wrapper make a function to a controller