code: def get(self, endpoint, file_type='json', params=None, stream=False):
          
          return self._make_request('get', endpoint, params=params, file_type=file_type, stream=stream)
docs: GET from DHIS2
          :param endpoint: DHIS2 API endpoint
          :param file_type: DHIS2 API File Type (json, xml, csv), defaults to JSON
          :param params: HTTP parameters
          :param stream: use requests' stream parameter
          :return: requests.Response object