resolve comments

Author: QEDady

Lib/test/test_importlib/test_lazy.py

@@ -231,19 +231,17 @@ def test_reload(self):
         # Reloading a lazy module that hasn't been materialized is a no-op.
         module = self.new_module()
         sys.modules[TestingImporter.module_name] = module
-        self.assertIsInstance(module, util._LazyModule)
 
-        # Change the source code to add a new attribute
+        # Change the source code to add a new attribute.
         TestingImporter.source_code = 'attr = 42\nnew_attr = 123\n__name__ = {!r}'.format(TestingImporter.mutated_name)
         self.assertIsInstance(module, util._LazyModule)
 
-        # Reload the module (should be a no-op since not materialized)
+        # Reload the module (should be a no-op since not materialized).
         reloaded = importlib.reload(module)
         self.assertIs(reloaded, module)
         self.assertIsInstance(module, util._LazyModule)
 
-
-        # Access the new attribute (should trigger materialization, and new_attr should exist)
+        # Access the new attribute (should trigger materialization, and new_attr should exist).
         self.assertEqual(module.attr, 42)
         self.assertNotIsInstance(module, util._LazyModule)
         self.assertTrue(hasattr(module, 'new_attr'))