old_contents: from . import util
  
  
  class Data(dict):
      """
      Makes a Data object from a data dict.
      Still acts like a dict. #NeverGrowUp
  
      Takes a name so it can be identified, like in exceptions.
      """
      def __init__(self, data_dict, name=''):
          flat_data = util.flatten(data_dict, keep_iter=True)
          dict.__init__(self, flat_data)
          self.name = name
          self.dict = data_dict
  
new_contents: from . import util
  
  
  class Data(dict):
      """
      Makes a Data object from a data dict.
      Still acts like a dict.
  
      Takes a name so it can be identified, like in exceptions.
      """
      def __init__(self, data_dict, name=''):
          flat_data = util.flatten(data_dict, keep_iter=True)
          dict.__init__(self, flat_data)
          self.name = name
          self.dict = data_dict
  
subject: Update data.py