code: def append_dictionary_to_file(localization_key_to_comment, file_path, section_name):
      
      output_file = open_strings_file(file_path, "a")
      write_section_header_to_file(output_file, section_name)
      for entry_key, entry_comment in sorted(localization_key_to_comment.iteritems(), key=operator.itemgetter(1)):
          output_file.write(u'\n')
          write_entry_to_file(output_file, entry_comment, entry_key)
      output_file.close()
docs: Appends dictionary of localization keys and comments to a file
  
      Args:
          localization_key_to_comment (dict): A mapping between localization keys and comments.
          file_path (str): The path of the file to append to.
          section_name (str): The name of the section.