code: def pd_encode(df):
      return df.to_parquet(engine="pyarrow")
  
file_path: mindsdb/mindsdb/integrations/handlers/byom_handler/proc_wrapper.py
imports: import io
  import sys
  import pickle
  import inspect
  from enum import Enum
  import pandas
label_desc: Use image node_id 1 for calling a global function with example usage: pd_encode(df) and returns: df