code: def version(self) -> str:
      return os.path.basename(os.path.dirname(self.url))
  
imports: import argparse
  import json
  import os
  import re
  import sys
  from typing import List, Optional, Tuple
label_desc: Use image node_id 2 for calling the Schema obj's underlying member method code with example usage: obj.version() and returns: os