// Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#include "paddle/fluid/inference/api/helper.h"

namespace paddle {
namespace inference {

template <>
std::string to_string<std::vector<float>>(
    const std::vector<std::vector<float>> &vec) {
  std::stringstream ss;
  for (const auto &piece : vec) {
    ss << to_string(piece) << "\n";
  }
  return ss.str();
}

template <>
std::string to_string<std::vector<std::vector<float>>>(
    const std::vector<std::vector<std::vector<float>>> &vec) {
  std::stringstream ss;
  for (const auto &line : vec) {
    for (const auto &rcd : line) {
      ss << to_string(rcd) << ";\t";
    }
    ss << '\n';
  }
  return ss.str();
}

}  // namespace inference
}  // namespace paddle