name: "num_shards"
          type: DT_INT32
        }
        output_arg {
          name: "filename"
          type: DT_STRING
        }
      }
      op {
        name: "StatefulPartitionedCall"
        input_arg {
          name: "args"
          type_list_attr: "Tin"
        }
        output_arg {
          name: "output"
          type_list_attr: "Tout"
        }

  b = gen_batch_ops.batch_function(
          f=computation
          in_tensors=[a],
          captured_tensors=computation.captured_inputs,
          Tout=[o.type for o in computation.definition.signature.output_arg],
          num_batch_threads=1,
          max_batch_size=10,
          batch_timeout_micros=100000,  # 100ms
          allowed_batch_sizes=[3, 10],
          batching_queue="")
  ```