code: def describe(self, attribute: Optional[str] = None) -> pd.DataFrame:
      args = self.model_storage.json_get("args")
      client = StabilityAPIClient(args["api_key"], "")
      engine_id = args["engine_id"]
      upscale_engine_id = args["upscale_engine_id"]
      engine_id_res = client.available_engines.get(engine_id)
      upscale_engine_id_res = client.available_engines.get(
          upscale_engine_id
      )
      return pd.json_normalize([engine_id_res, upscale_engine_id_res])
  
file_path: mindsdb/mindsdb/integrations/handlers/stabilityai_handler/stabilityai_handler.py
imports: from typing import Optional, Dict
  import pandas
  from mindsdb.integrations.handlers.stabilityai_handler.stabilityai import StabilityAPIClient
  from mindsdb.integrations.libs.base import BaseMLEngine
  from mindsdb.utilities import log
label_desc: Use image node_id 9 for calling the StabilityAIHandler obj's underlying member method code with example usage: obj.describe(attribute) and returns: pd