code: def import_tests_module(packages_to_scan=None):
      if not packages_to_scan:
          packages_to_scan = ["pytext.tests", "tests"]
  
      for package in packages_to_scan:
          try:
              return import_module(".data_utils", package=package)
          except (ModuleNotFoundError, SystemError):
              pass
      else:
          raise ModuleNotFoundError(
              f"Scanned packages: {packages_to_scan}"
          )
  
label_desc: Use image node_id 1 for calling a global function with example usage: import_tests_module(packages_to_scan) and returns: import_module