code: def getAll(self, event_name):
          
          raw_events = self._event_client.eventGetAll(self._id, event_name)
          return [snippet_event.from_dict(msg) for msg in raw_events]
docs: Gets all the events of a certain name that have been received so
          far. This is a non-blocking call.
  
          Args:
              callback_id: The id of the callback.
              event_name: string, the name of the event to get.
  
          Returns:
              A list of SnippetEvent, each representing an event from the Java
              side.