code: def add_request_log_fields(
              self, log_fields: LogFields,
              call_details: Union[grpc.HandlerCallDetails,
                                  grpc.ClientCallDetails]
      ):
          
          service, method = call_details.method[1:].split("/")
          log_fields.add_fields({
              "system":       "grpc",
              "span.kind":    self.KIND,
              "grpc.service": service,
              "grpc.method":  method,
          })
docs: Add log fields related to a request to the provided log fields
  
          :param log_fields: log fields instance to which to add the fields
          :param call_details: some information regarding the call