<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def api_get(self, action, data, headers=None):
 """ Perform an HTTP GET request, using the shared-secret auth hash. @param action: API action call @param data: dictionary values """

        return self._api_request(action, data, 'GET', headers)