text: # Lint as: python2, python3
  # Copyright 2019 The TensorFlow 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.
  # ==============================================================================
  """Moves source files to match Arduino library conventions."""
  
  from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  
  import argparse
  import glob
  import os
  
  import six
  
  
  def rename_example_subfolder_files(library_dir):
    """Moves source files in example subfolders to equivalents at root."""
    patterns = ['*.h', '*.cpp', '*.c']
    for pattern in patterns:
      search_path = os.path.join(library_dir, 'examples/*/*', pattern)
      for source_file_path in glob.glob(search_path):
        source_file_dir = os.path.dirname(source_file_path)
        source_file_base = os.path.basename(source_file_path)
        new_source_file_path = source_file_dir + '_' + source_file_base
        os.rename(source_file_path, new_source_file_path)
  
  
  def move_person_data(library_dir):
    """Moves the downloaded person model into the examples folder."""
    old_person_data_path = os.path.join(
        library_dir, 'src/tensorflow/lite/micro/tools/make/downloads/' +
        'person_model_int8/person_detect_model_data.cpp')
    new_person_data_path = os.path.join(
        library_dir, 'examples/person_detection/person_detect_model_data.cpp')
    if os.path.exists(old_person_data_path):
      os.rename(old_person_data_path, new_person_data_path)
      # Update include.
      with open(new_person_data_path, 'r') as source_file:
        file_contents = source_file.read()
      file_contents = file_contents.replace(
          six.ensure_str('#include "tensorflow/lite/micro/examples/' +
                         'person_detection/person_detect_model_data.h"'),
          '#include "person_detect_model_data.h"')
      with open(new_person_data_path, 'w') as source_file:
        source_file.write(file_contents)
  
  
  def rename_example_main_inos(library_dir):
    """Makes sure the .ino sketch files match the example name."""
    search_path = os.path.join(library_dir, 'examples/*', 'main.ino')
    for ino_path in glob.glob(search_path):
      example_path = os.path.dirname(ino_path)
      example_name = os.path.basename(example_path)
      new_ino_path = os.path.join(example_path, example_name + '.ino')
      os.rename(ino_path, new_ino_path)
  
  
  def main(unparsed_args):
    """Control the rewriting of source files."""
    library_dir = unparsed_args[0]
    rename_example_subfolder_files(library_dir)
    rename_example_main_inos(library_dir)
    move_person_data(library_dir)
  
  
  def parse_args():
    """Converts the raw arguments into accessible flags."""
    parser = argparse.ArgumentParser()
    _, unparsed_args = parser.parse_known_args()
  
    main(unparsed_args)
  
  
  if __name__ == '__main__':
    parse_args()
  