code: def create_module(self, name, contents):
      base, final = name.rsplit(".", 1)
      base_path = os.path.join(
          self.basedir, base.replace(".", os.path.sep)
      )
      os.makedirs(base_path, exist_ok=True)
      with open(os.path.join(base_path, final + ".py"), "w") as f:
          f.write(contents)
  
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 3 for calling the NestedNamespacePackageTest obj's underlying member method code with example usage: obj.create_module(name, contents) without return types