code: def load_config(self):
      config = {
          key: value
          for key, value in self.options.items()
          if key in self.cfg.settings and value is not None
      }
      for key, value in config.items():
          self.cfg.set(key.lower(), value)
  
imports: import gunicorn.app.base
label_desc: Use image node_id 2 for calling the StandaloneApplication obj's underlying member method code with example usage: obj.load_config() without return types