code: def __init__(self, dir):
      self.target_dir = dir
  
imports: from __future__ import print_function
  import argparse
  import os
  import re
  import shutil
  import subprocess
  import sys
  import tempfile
label_desc: Use image node_id 1 to create a new Cwd object from inherited base classes: object with example: obj = Cwd(dir)