tensorflow/core/ops/compat/ops_history_v1/UnwrapDatasetVariant.pbtxt

op {
  name: "UnwrapDatasetVariant"
  input_arg {
    name: "input_handle"
    type: DT_VARIANT
  }
  output_arg {
    name: "output_handle"
    type: DT_VARIANT
  }
}