code: def _error_messages(self, driver_id):
          
          assert isinstance(driver_id, ray.DriverID)
          message = self.redis_client.execute_command(
              "RAY.TABLE_LOOKUP", ray.gcs_utils.TablePrefix.ERROR_INFO, "",
              driver_id.binary())
  
          # If there are no errors, return early.
          if message is None:
              return []
  
          gcs_entries = ray.gcs_utils.GcsTableEntry.GetRootAsGcsTableEntry(
              message, 0)
          error_messages = []
          for i in range(gcs_entries.EntriesLength()):
              error_data = ray.gcs_utils.ErrorTableData.GetRootAsErrorTableData(
                  gcs_entries.Entries(i), 0)
              assert driver_id.binary() == error_data.DriverId()
              error_message = {
                  "type": decode(error_data.Type()),
                  "message": decode(error_data.ErrorMessage()),
                  "timestamp": error_data.Timestamp(),
              }
              error_messages.append(error_message)
          return error_messages
docs: Get the error messages for a specific driver.
  
          Args:
              driver_id: The ID of the driver to get the errors for.
  
          Returns:
              A list of the error messages for this driver.