browser.py 文件源码

def do_request(self, req):
        if DEBUG:
            print('requesting', req.get_method(), req.get_full_url())

        opener = self.build_opener()
        opener.add_handler(self._cookie_processor)
        try:
            self._response = opener.open(req)
        except HTTPError as e:
            self._response = e

        self.url = self._response.geturl()
        self.path = get_selector(Request(self.url))
        self.data = self._response.read()
        self.status = self._response.code
        self._forms = None
        self.form = None

        return self.get_response()