code: def get_final_attrs(self, classes=True):
          
          final_attrs = copy.copy(self.get_default_attrs())
          final_attrs.update(self.attrs)
          if classes:
              final_attrs['class'] = self.get_final_css()
          else:
              final_attrs.pop('class', None)
  
          return final_attrs
docs: Returns a dict containing the final attributes to be rendered.