@java.lang.Override
          public TpuStub newStub(io.grpc.Channel channel, io.grpc.CallOptions callOptions) {
            return new TpuStub(channel, callOptions);
          }
Creates a new async stub that supports all call types for the service
java-tpu/grpc-google-cloud-tpu-v2/src/main/java/com/google/cloud/tpu/v2/TpuGrpc.java