code: def test_no_loader_no_spec_but_sourceless(self):
      name = "hello"
      path = "hello.py"
      ns = {}
      _bootstrap_external._fix_up_module(ns, name, path, path)
  
      expected = {"__file__": path, "__cached__": path}
  
      for key, val in expected.items():
          with self.subTest(f"{key}: {val}"):
              self.assertEqual(ns[key], val)
  
      spec = ns["__spec__"]
      self.assertIsInstance(spec, machinery.ModuleSpec)
      self.assertEqual(spec.name, name)
      self.assertEqual(spec.origin, os.path.abspath(path))
      self.assertEqual(spec.cached, os.path.abspath(path))
      self.assertIsInstance(spec.loader, machinery.SourcelessFileLoader)
      self.assertEqual(spec.loader.name, name)
      self.assertEqual(spec.loader.path, path)
      self.assertEqual(spec.loader, ns["__loader__"])
  
imports: from importlib import _bootstrap_external, machinery
  import os.path
  from types import ModuleType, SimpleNamespace
  import unittest
  import warnings
  from ..None import util
label_desc: Use image node_id 2 for calling the FixUpModuleTests obj's underlying member method code with example usage: obj.test_no_loader_no_spec_but_sourceless() without return types