path: "tensorflow.GPUOptions"
tf_proto {
  descriptor {
    name: "GPUOptions"
    field {
      name: "per_process_gpu_memory_fraction"
      number: 1
      label: LABEL_OPTIONAL
      type: TYPE_DOUBLE
    }
    field {
      name: "allow_growth"
      number: 4
      label: LABEL_OPTIONAL
      type: TYPE_BOOL
    }
    field {
      name: "allocator_type"
      number: 2
      label: LABEL_OPTIONAL
      type: TYPE_STRING
    }
    field {
      name: "deferred_deletion_bytes"
      number: 3
      label: LABEL_OPTIONAL
      type: TYPE_INT64
    }
    field {
      name: "visible_device_list"
      number: 5
      label: LABEL_OPTIONAL
      type: TYPE_STRING
    }
    field {
      name: "polling_active_delay_usecs"
      number: 6
      label: LABEL_OPTIONAL
      type: TYPE_INT32
    }
    field {
      name: "polling_inactive_delay_msecs"
      number: 7
      label: LABEL_OPTIONAL
      type: TYPE_INT32
    }
    field {
      name: "force_gpu_compatible"
      number: 8
      label: LABEL_OPTIONAL
      type: TYPE_BOOL
    }
    field {
      name: "experimental"
      number: 9
      label: LABEL_OPTIONAL
      type: TYPE_MESSAGE
      type_name: ".tensorflow.GPUOptions.Experimental"
    }
    nested_type {
      name: "Experimental"
      field {
        name: "virtual_devices"
        number: 1
        label: LABEL_REPEATED
        type: TYPE_MESSAGE
        type_name: ".tensorflow.GPUOptions.Experimental.VirtualDevices"
      }
      field {
        name: "use_unified_memory"
        number: 2
        label: LABEL_OPTIONAL
        type: TYPE_BOOL
      }
      field {
        name: "num_dev_to_dev_copy_streams"
        number: 3
        label: LABEL_OPTIONAL
        type: TYPE_INT32
      }
      nested_type {
        name: "VirtualDevices"
        field {
          name: "memory_limit_mb"
          number: 1
          label: LABEL_REPEATED
          type: TYPE_FLOAT
        }
      }
    }
  }
}