code: def read_file(file_path_name):
      
      with io.open(os.path.join(os.path.dirname(__file__), file_path_name), mode='rt', encoding='utf-8') as fd:
          return fd.read()
docs: Read the content of the specified file.
  
  
      @param file_path_name: path and name of the file to read.
  
  
      @return: content of the specified file.