code: def create_init(self, pkgname):
      dirname = tempfile.mkdtemp()
      sys.path.insert(0, dirname)
  
      pkgdir = os.path.join(dirname, pkgname)
      os.mkdir(pkgdir)
      with open(os.path.join(pkgdir, "__init__.py"), "w") as fl:
          fl.write(
              "from pkgutil import extend_path\n__path__ = extend_path(__path__, __name__)\n"
          )
  
      return dirname
  
imports: from pathlib import Path
  from test.support.import_helper import unload, CleanImport
  from test.support.warnings_helper import check_warnings, ignore_warnings
  import unittest
  import sys
  import importlib
  from importlib.util import spec_from_file_location
  import pkgutil
  import os
  import os.path
  import tempfile
  import shutil
  import zipfile
label_desc: Use image node_id 1 for calling the ExtendPathTests obj's underlying member method code with example usage: obj.create_init(pkgname) and returns: dirname