new_contents: import pickle
  
  def write(object_data):
      """
          Write data as pickle string.
      """
      output = pickle.dumps(object_data)
      return output
  
  
  def read(data):
      """
          Read pickle string and convert to object.
      """
      object_data = pickle.loads(data)
      return object_data
  
subject: Add pickle module to formats