googl.py 文件源码

def __call(self, url=API_URL, params={}, data=None, headers={}):
        """Common method for API call.

        url: API URL
        params: query string parameters
        data: POST data
        headers: additional request headers

        Return: parsed JSON structure or raise GooglError.
        """
        params.update(key=self.key)
        if self.userip is not None:
            params.update(userip=self.userip)

        full_url = "%s?%s" % (url % self.api, urllib.parse.urlencode(params))

        request = urllib.request.Request(full_url, data=bytes(data, encoding="UTF-8"), headers=headers)

        if self.referer is not None:
            request.add_header("Referer", self.referer)
        if self.client_login is not None:
            request.add_header("Authorization", "GoogleLogin auth=%s" % self.client_login)

        try:
            response = urllib.request.urlopen(request)
            return json.loads(str(response.read(), encoding="UTF-8"))
        except urllib.error.HTTPError as e:
            error = json.loads(e.fp.read())
            raise GooglError(error["error"]["code"], error["error"]["message"])