def _get(self, url, params=None):
if not params:<EOL><INDENT>params = {}<EOL><DEDENT>params.update({'<STR_LIT>': self.login, '<STR_LIT:key>': self.key})<EOL>response_json = requests.get(self.api_url + url, params).json()<EOL>return self._process_response(response_json)<EOL>
Used by every other method, it makes a GET request with the given params.

        Args:
            url (str): relative path of a specific service (account_info, ...).
            params (:obj:`dict`, optional): contains parameters to be sent in the GET request.

        Returns:
            dict: results of the response of the GET request.