auth.py 文件源码

def _on_access_token(self, redirect_uri, client_id, client_secret,
                        callback, fields, response):
      if response.error:
          logging.warning('Facebook auth error: %s' % str(response))
          callback(None)
          return

      args = escape.parse_qs_bytes(escape.native_str(response.body))
      session = {
          "access_token": args["access_token"][-1],
          "expires": args.get("expires")
      }

      self.facebook_request(
          path="/me",
          callback=self.async_callback(
              self._on_get_user_info, callback, session, fields),
          access_token=session["access_token"],
          fields=",".join(fields)
          )