<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def get(self, service, params=None):
 """Generic GET operation for retrieving data from Learning Modules API. .. code-block:: python gbk.get('students/{gradebookId}', params=params, gradebookId=gbid) Args: service (str):
 The endpoint service to use, i.e. gradebook params (dict):
 additional parameters to add to the call Raises: requests.RequestException: Exception connection error ValueError: Unable to decode response content Returns: list: the json-encoded content of the response """

        url = self._url_format(service)
        if params is None:
            params = {}
        return self.rest_action(self._session.get, url, params=params)