docs: def update(self, settings):
          """
          Update object attributes from given settings
  
          Args:
              settings (dict): Dictionnary of elements to update settings.
  
          Returns:
              dict: Dictionnary of all current saved settings.
  
          """
          settings = self.clean(settings)
  
          # Update internal dict
          self._settings.update(settings)
  
          # Push every setting items as class object attributes
          self.set_settings(settings)
  
          return self._settings