def _prep_wrapped_messages(self):
        # Precompute the wrapped methods.
        self._wrapped_methods = {
            self.create_source: gapic_v1.method.wrap_method(
                self.create_source, default_timeout=60.0, client_info=_client_info,
            ),
            self.create_finding: gapic_v1.method.wrap_method(
                self.create_finding, default_timeout=60.0, client_info=_client_info,
            ),
            self.create_notification_config: gapic_v1.method.wrap_method(
                self.create_notification_config,
                default_timeout=60.0,
                client_info=_client_info,
            ),
            self.delete_notification_config: gapic_v1.method.wrap_method(
                self.delete_notification_config,
                default_timeout=60.0,
                client_info=_client_info,
            ),
            self.get_iam_policy: gapic_v1.method.wrap_method(
                self.get_iam_policy,
                default_retry=retries.Retry(
                    initial=0.1,
                    maximum=60.0,
                    multiplier=1.3,
                    predicate=retries.if_exception_type(
                        exceptions.DeadlineExceeded, exceptions.ServiceUnavailable,
                    ),
                ),
                default_timeout=60.0,
                cli