code: def rewrite_file(self, contents):
      compiled_path = cache_from_source(self.module_path)
      if os.path.exists(compiled_path):
          os.remove(compiled_path)
      with open(self.module_path, "w", encoding="utf-8") as f:
          f.write(contents)
  
file_path: cpython/Lib/test/test_importlib/test_pkg_import.py
imports: import os
  import sys
  import shutil
  import string
  import random
  import tempfile
  import unittest
  from importlib.util import cache_from_source
  from test.support.os_helper import create_empty_file
label_desc: Use image node_id 5 for calling the TestImport obj's underlying member method code with example usage: obj.rewrite_file(contents) without return types