code: def generate_computing_uuid(session_id: Optional[str] = None):
      if session_id is None:
          return f"computing_{uuid()}"
      else:
          return f"{session_id}_computing_{uuid()}"
  
label_desc: Use image node_id 1 for calling a global function with example usage: generate_computing_uuid(session_id) and returns: str, uuid, session_id, str, uuid