code: def describe(self, attribute: Optional[str] = None) -> pd.DataFrame:
      if attribute == "features":
          return self._get_schema()
  
      else:
          return pd.DataFrame(["features"], columns=["tables"])
  
file_path: mindsdb/mindsdb/integrations/handlers/replicate_handler/replicate_handler.py
imports: import replicate
  import pandas
  from mindsdb.integrations.libs.base import BaseMLEngine
  from typing import Dict, Optional
  import os
  import types
  from mindsdb.utilities.config import Config
label_desc: Use image node_id 4 for calling the ReplicateHandler obj's underlying member method code with example usage: obj.describe(attribute) and returns: self, pd