wsgi.py 文件源码

def __call__(self, environ, start_response):

        handler = web.Application.__call__(self, HTTPRequest(environ))    # ????<????>????:

        assert handler._finished    # ??

        status = str(handler._status_code) + " " + \
            httplib.responses[handler._status_code]

        headers = handler._headers.items()

        for cookie_dict in getattr(handler, "_new_cookies", []):
            for cookie in cookie_dict.values():
                headers.append(("Set-Cookie", cookie.OutputString(None)))

        start_response(status, headers)
        return handler._write_buffer