code: def might_prefer(self, **items):
          '''Items to take precedence if their values are not None (never saved)'''
          self._overrides = dict((k, v) for (k, v) in items.items() if v is not Nonef might_prefer(self, **items):
          '''Items to take precedence if their values are not None (never saved)'''
          self._overrides = dict((k, v) for (k, v) in items.items() if v is not None)
docs: Items to take precedence if their values are not None (never saved)