code: def create_init_py(self):
      self.init_file = os.path.join(self._tmp_dir, INIT_FILE)
      if os.path.exists(self.init_file):
          return
      shutil.copyfile(
          os.path.join(TMPL_DIR, "init_py.tmpl"), self.init_file
      )
  
file_path: PaddleHub/paddlehub/commands/convert.py
imports: import argparse
  import os
  import time
  import tarfile
  import shutil
  from string import Template
  from paddlehub.env import TMP_HOME
  from paddlehub.commands import register
  from paddlehub.utils.xarfile import XarFile
  from paddlehub.server.server import CacheUpdater
label_desc: Use image node_id 4 for calling the ConvertCommand obj's underlying member method code with example usage: obj.create_init_py() without return types