namespace {

constexpr absl::string_view kZeroArgInputSignatureTextProto = R"(
tuple_value: {
    values: {
      tuple_value: {
      }
    }
    values: {
      dict_value: {
      }
    }
}
)";

constexpr absl::string_view kSingleArgInputSignatureTextProto = R"(
tuple_value: {
    values: {
    tuple_value: {
        values: {
        tensor_spec_value: {
            name : "x"

            }
          }
        }
      }
      input_signature {
        tuple_value {
        }
      }
    }
  }
}
concrete_functions {
  key: "__inference_my_func_5"
  value {
    canonicalized_input_signature {
      tuple_value {
        values {
          tuple_value {
          }
        }
        values {
          dict_value {
          }
        }

        const RepeatedPtrField<StructuredValue>& args =
            saved_concrete_function.canonicalized_input_signature()
                .tuple_value()
                .values(0)
                .tuple_value()
                .values();
        for (const StructuredValue& arg : args) {
          PartialTensorShape shape = arg.tensor_spec_value().shape();