def update_game_server_deployment_rollout(
            self,
            request: game_server_deployments.
        UpdateGameServerDeploymentRolloutRequest = None,
            *,
            rollout: game_server_deployments.
        GameServerDeploymentRollout = None,
            update_mask: field_mask.FieldMask = None,
            retry: retries.Retry = gapic_v1.method.DEFAULT,
            timeout: float = None,
            metadata: Sequence[Tuple[str, str]] = (),
    ) -> operation.Operation:
        r"""Patches a single game server deployment rollout. The method will
        not return an error if the update does not affect any existing
        realms. For example - if the default_game_server_config is
        changed but all existing realms use the override, that is valid.
        Similarly, if a non existing realm is explicitly called out in
        game_server_config_overrides field, that will also not result in
        an error.

        Args:
            request (:class:`~.game_server_deployments.UpdateGameServerDeploymentRolloutRequest`):
                The request object. Request message for
                GameServerDeploymentsService.UpdateGameServerRolloutDeployment.
            rollout (:class:`~.game_server_deployments.GameServerDeploymentRollout`):
                Required. The game server delpoyment rollout to be
                updated. Only fields specified in update_mask are
                updated.
                This corresponds to the ``rollout`` field
                on the ``request`` instance; if ``request`` is provided, this
                should not be set.
            update_mask (:class:`~.field_mask.FieldMask`):
                Required. Mask of fields to update. At least one path
                must be supplied in this field. For the ``FieldMask``
                definition, see

                https: //developers.google.com/protocol-buffers //
                /docs/reference/google.protobuf#fieldmask
                This corresponds to the ``update_mask`` field
                on the ``request`` instance; if ``request`` is provided, this
                should not be set.

            retry (google.api_core.retry.Retry): Designation of what errors, if any,
                should be retried.
            timeout (float): The timeout for this request.
            metadata (Sequence[Tuple[str, str]]): Strings which should be
                sent along with the request as metadata.

        Returns:
            ~.operation.Operation:
                An object representing a long-running operation.

                The result type for the operation will be
                :class:``~.game_server_deployments.GameServerDeployment``:
                A game server deployment resource.

        """
        # Create or coerce a protobuf request object.
        # Sanity check: If we got a request object, we should *not* have
        # gotten any keyword arguments that map to the request.
        has_flattened_params = any([rollout, update_mask])
        if request is not None and has_flattened_params:
            raise ValueError("If the `request` argument is set, then none of "
                             "the individual field arguments should be set.")

        # Minor optimization to avoid making a copy if the user passes
        # in a game_server_deployments.UpdateGameServerDeploymentRolloutRequest.
        # There's no risk of modifying the input as we've already verified
        # there are no flattened fields.
        if not isinstance(
                request, game_server_deployments.
                UpdateGameServerDeploymentRolloutRequest):
            request = game_server_deployments.UpdateGameServerDeploymentRolloutRequest(
                request)

            # If we have keyword arguments corresponding to fields on the
            # request, apply these.

            if rollout is not None:
                request.rollout = rollout
            if update_mask is not None:
                request.update_mask = update_mask

        # Wrap the RPC method; this adds retry and timeout information,
        # and friendly error handling.
        rpc = self._transport._wrapped_methods[
            self._transport.update_game_server_deployment_rollout]

        # Certain fields should be provided within the metadata header;
        # add these here.
        metadata = tuple(metadata) + (gapic_v1.routing_header.to_grpc_metadata(
            (("rollout.name", request.rollout.name), )), )

        # Send the request.
        response = rpc(
            request,
            retry=retry,
            timeout=timeout,
            metadata=metadata,
        )

        # Wrap the response in an operation future.
        response = operation.from_gapic(
            response,
            self._transport.operations_client,
            game_server_deployments.GameServerDeployment,
            metadata_type=common.OperationMetadata,
        )

        # Done; return the response.
        return response
    async def update_game_server_deployment_rollout(
        self,
        request: Union[
            game_server_deployments.UpdateGameServerDeploymentRolloutRequest,
            dict] = None,
        *,
        rollout: game_server_deployments.GameServerDeploymentRollout = None,
        update_mask: field_mask_pb2.FieldMask = None,
        retry: OptionalRetry = gapic_v1.method.DEFAULT,
        timeout: float = None,
        metadata: Sequence[Tuple[str, str]] = (),
    ) -> operation_async.AsyncOperation:
        r"""Patches a single game server deployment rollout. The method will
        not return an error if the update does not affect any existing
        realms. For example - if the default_game_server_config is
        changed but all existing realms use the override, that is valid.
        Similarly, if a non existing realm is explicitly called out in
        game_server_config_overrides field, that will also not result in
        an error.

        .. code-block:: python

            from google.cloud import gaming_v1beta

            async def sample_update_game_server_deployment_rollout():
                # Create a client
                client = gaming_v1beta.GameServerDeploymentsServiceAsyncClient()

                # Initialize request argument(s)
                request = gaming_v1beta.UpdateGameServerDeploymentRolloutRequest(
                )

                # Make the request
                operation = client.update_game_server_deployment_rollout(request=request)

                print("Waiting for operation to complete...")

                response = await operation.result()

                # Handle the response
                print(response)

        Args:
            request (Union[google.cloud.gaming_v1beta.types.UpdateGameServerDeploymentRolloutRequest, dict]):
                The request object. Request message for
                GameServerDeploymentsService.UpdateGameServerRolloutDeployment.
            rollout (:class:`google.cloud.gaming_v1beta.types.GameServerDeploymentRollout`):
                Required. The game server delpoyment rollout to be
                updated. Only fields specified in update_mask are
                updated.

                This corresponds to the ``rollout`` field
                on the ``request`` instance; if ``request`` is provided, this
                should not be set.
            update_mask (:class:`google.protobuf.field_mask_pb2.FieldMask`):
                Required. Mask of fields to update. At least one path
                must be supplied in this field. For the ``FieldMask``
                definition, see

                https: //developers.google.com/protocol-buffers //
                /docs/reference/google.protobuf#fieldmask

                This corresponds to the ``update_mask`` field
                on the ``request`` instance; if ``request`` is provided, this
                should not be set.
            retry (google.api_core.retry.Retry): Designation of what errors, if any,
                should be retried.
            timeout (float): The timeout for this request.
            metadata (Sequence[Tuple[str, str]]): Strings which should be
                sent along with the request as metadata.

        Returns:
            google.api_core.operation_async.AsyncOperation:
                An object representing a long-running operation.

                The result type for the operation will be
                :class:`google.cloud.gaming_v1beta.types.GameServerDeployment`
                A game server deployment resource.

        """
        # Create or coerce a protobuf request object.
        # Quick check: If we got a request object, we should *not* have
        # gotten any keyword arguments that map to the request.
        has_flattened_params = any([rollout, update_mask])
        if request is not None and has_flattened_params:
            raise ValueError("If the `request` argument is set, then none of "
                             "the individual field arguments should be set.")

        request = game_server_deployments.UpdateGameServerDeploymentRolloutRequest(
            request)

        # If we have keyword arguments corresponding to fields on the
        # request, apply these.
        if rollout is not None:
            request.rollout = rollout
        if update_mask is not None:
            request.update_mask = update_mask

        # Wrap the RPC method; this adds retry and timeout information,
        # and friendly error handling.
        rpc = gapic_v1.method_async.wrap_method(
            self._client._transport.update_game_server_deployment_rollout,
            default_timeout=60.0,
            client_info=DEFAULT_CLIENT_INFO,
        )

        # Certain fields should be provided within the metadata header;
        # add these here.
        metadata = tuple(metadata) + (gapic_v1.routing_header.to_grpc_metadata(
            (("rollout.name", request.rollout.name), )), )

        # Send the request.
        response = await rpc(
            request,
            retry=retry,
            timeout=timeout,
            metadata=metadata,
        )

        # Wrap the response in an operation future.
        response = operation_async.from_gapic(
            response,
            self._client._transport.operations_client,
            game_server_deployments.GameServerDeployment,
            metadata_type=common.OperationMetadata,
        )

        # Done; return the response.
        return response