[4.0.x] Refs #33476 -- Reformatted code with Black.

Backport of 9c19aff7c7561e3a82978a272ecdaad40dda5c00 from main.

1 files changed, 96 insertions, 72 deletions

diff --git a/tests/utils_tests/test_module_loading.py b/tests/utils_tests/test_module_loading.py
index 773c0a2735..736d456d2d 100644
--- a/tests/utils_tests/test_module_loading.py
+++ b/tests/utils_tests/test_module_loading.py
@@ -7,192 +7,215 @@ from zipimport import zipimporter
 from django.test import SimpleTestCase, modify_settings
 from django.test.utils import extend_sys_path
 from django.utils.module_loading import (
-    autodiscover_modules, import_string, module_has_submodule,
+    autodiscover_modules,
+    import_string,
+    module_has_submodule,
 )
 from django.utils.version import PY310
 
 
 class DefaultLoader(unittest.TestCase):
-
     def test_loader(self):
         "Normal module existence can be tested"
-        test_module = import_module('utils_tests.test_module')
-        test_no_submodule = import_module(
-            'utils_tests.test_no_submodule')
+        test_module = import_module("utils_tests.test_module")
+        test_no_submodule = import_module("utils_tests.test_no_submodule")
 
         # An importable child
-        self.assertTrue(module_has_submodule(test_module, 'good_module'))
-        mod = import_module('utils_tests.test_module.good_module')
-        self.assertEqual(mod.content, 'Good Module')
+        self.assertTrue(module_has_submodule(test_module, "good_module"))
+        mod = import_module("utils_tests.test_module.good_module")
+        self.assertEqual(mod.content, "Good Module")
 
         # A child that exists, but will generate an import error if loaded
-        self.assertTrue(module_has_submodule(test_module, 'bad_module'))
+        self.assertTrue(module_has_submodule(test_module, "bad_module"))
         with self.assertRaises(ImportError):
-            import_module('utils_tests.test_module.bad_module')
+            import_module("utils_tests.test_module.bad_module")
 
         # A child that doesn't exist
-        self.assertFalse(module_has_submodule(test_module, 'no_such_module'))
+        self.assertFalse(module_has_submodule(test_module, "no_such_module"))
         with self.assertRaises(ImportError):
-            import_module('utils_tests.test_module.no_such_module')
+            import_module("utils_tests.test_module.no_such_module")
 
         # A child that doesn't exist, but is the name of a package on the path
-        self.assertFalse(module_has_submodule(test_module, 'django'))
+        self.assertFalse(module_has_submodule(test_module, "django"))
         with self.assertRaises(ImportError):
-            import_module('utils_tests.test_module.django')
+            import_module("utils_tests.test_module.django")
 
         # Don't be confused by caching of import misses
         import types  # NOQA: causes attempted import of utils_tests.types
-        self.assertFalse(module_has_submodule(sys.modules['utils_tests'], 'types'))
+
+        self.assertFalse(module_has_submodule(sys.modules["utils_tests"], "types"))
 
         # A module which doesn't have a __path__ (so no submodules)
-        self.assertFalse(module_has_submodule(test_no_submodule, 'anything'))
+        self.assertFalse(module_has_submodule(test_no_submodule, "anything"))
         with self.assertRaises(ImportError):
-            import_module('utils_tests.test_no_submodule.anything')
+            import_module("utils_tests.test_no_submodule.anything")
 
     def test_has_sumbodule_with_dotted_path(self):
         """Nested module existence can be tested."""
-        test_module = import_module('utils_tests.test_module')
+        test_module = import_module("utils_tests.test_module")
         # A grandchild that exists.
-        self.assertIs(module_has_submodule(test_module, 'child_module.grandchild_module'), True)
+        self.assertIs(
+            module_has_submodule(test_module, "child_module.grandchild_module"), True
+        )
         # A grandchild that doesn't exist.
-        self.assertIs(module_has_submodule(test_module, 'child_module.no_such_module'), False)
+        self.assertIs(
+            module_has_submodule(test_module, "child_module.no_such_module"), False
+        )
         # A grandchild whose parent doesn't exist.
-        self.assertIs(module_has_submodule(test_module, 'no_such_module.grandchild_module'), False)
+        self.assertIs(
+            module_has_submodule(test_module, "no_such_module.grandchild_module"), False
+        )
         # A grandchild whose parent is not a package.
-        self.assertIs(module_has_submodule(test_module, 'good_module.no_such_module'), False)
+        self.assertIs(
+            module_has_submodule(test_module, "good_module.no_such_module"), False
+        )
 
 
 class EggLoader(unittest.TestCase):
     def setUp(self):
-        self.egg_dir = '%s/eggs' % os.path.dirname(__file__)
+        self.egg_dir = "%s/eggs" % os.path.dirname(__file__)
 
     def tearDown(self):
         sys.path_importer_cache.clear()
 
-        sys.modules.pop('egg_module.sub1.sub2.bad_module', None)
-        sys.modules.pop('egg_module.sub1.sub2.good_module', None)
-        sys.modules.pop('egg_module.sub1.sub2', None)
-        sys.modules.pop('egg_module.sub1', None)
-        sys.modules.pop('egg_module.bad_module', None)
-        sys.modules.pop('egg_module.good_module', None)
-        sys.modules.pop('egg_module', None)
+        sys.modules.pop("egg_module.sub1.sub2.bad_module", None)
+        sys.modules.pop("egg_module.sub1.sub2.good_module", None)
+        sys.modules.pop("egg_module.sub1.sub2", None)
+        sys.modules.pop("egg_module.sub1", None)
+        sys.modules.pop("egg_module.bad_module", None)
+        sys.modules.pop("egg_module.good_module", None)
+        sys.modules.pop("egg_module", None)
 
     def test_shallow_loader(self):
         "Module existence can be tested inside eggs"
-        egg_name = '%s/test_egg.egg' % self.egg_dir
+        egg_name = "%s/test_egg.egg" % self.egg_dir
         with extend_sys_path(egg_name):
-            egg_module = import_module('egg_module')
+            egg_module = import_module("egg_module")
 
             # An importable child
-            self.assertTrue(module_has_submodule(egg_module, 'good_module'))
-            mod = import_module('egg_module.good_module')
-            self.assertEqual(mod.content, 'Good Module')
+            self.assertTrue(module_has_submodule(egg_module, "good_module"))
+            mod = import_module("egg_module.good_module")
+            self.assertEqual(mod.content, "Good Module")
 
             # A child that exists, but will generate an import error if loaded
-            self.assertTrue(module_has_submodule(egg_module, 'bad_module'))
+            self.assertTrue(module_has_submodule(egg_module, "bad_module"))
             with self.assertRaises(ImportError):
-                import_module('egg_module.bad_module')
+                import_module("egg_module.bad_module")
 
             # A child that doesn't exist
-            self.assertFalse(module_has_submodule(egg_module, 'no_such_module'))
+            self.assertFalse(module_has_submodule(egg_module, "no_such_module"))
             with self.assertRaises(ImportError):
-                import_module('egg_module.no_such_module')
+                import_module("egg_module.no_such_module")
 
     def test_deep_loader(self):
         "Modules deep inside an egg can still be tested for existence"
-        egg_name = '%s/test_egg.egg' % self.egg_dir
+        egg_name = "%s/test_egg.egg" % self.egg_dir
         with extend_sys_path(egg_name):
-            egg_module = import_module('egg_module.sub1.sub2')
+            egg_module = import_module("egg_module.sub1.sub2")
 
             # An importable child
-            self.assertTrue(module_has_submodule(egg_module, 'good_module'))
-            mod = import_module('egg_module.sub1.sub2.good_module')
-            self.assertEqual(mod.content, 'Deep Good Module')
+            self.assertTrue(module_has_submodule(egg_module, "good_module"))
+            mod = import_module("egg_module.sub1.sub2.good_module")
+            self.assertEqual(mod.content, "Deep Good Module")
 
             # A child that exists, but will generate an import error if loaded
-            self.assertTrue(module_has_submodule(egg_module, 'bad_module'))
+            self.assertTrue(module_has_submodule(egg_module, "bad_module"))
             with self.assertRaises(ImportError):
-                import_module('egg_module.sub1.sub2.bad_module')
+                import_module("egg_module.sub1.sub2.bad_module")
 
             # A child that doesn't exist
-            self.assertFalse(module_has_submodule(egg_module, 'no_such_module'))
+            self.assertFalse(module_has_submodule(egg_module, "no_such_module"))
             with self.assertRaises(ImportError):
-                import_module('egg_module.sub1.sub2.no_such_module')
+                import_module("egg_module.sub1.sub2.no_such_module")
 
 
 class ModuleImportTests(SimpleTestCase):
     def test_import_string(self):
-        cls = import_string('django.utils.module_loading.import_string')
+        cls = import_string("django.utils.module_loading.import_string")
         self.assertEqual(cls, import_string)
 
         # Test exceptions raised
         with self.assertRaises(ImportError):
-            import_string('no_dots_in_path')
+            import_string("no_dots_in_path")
         msg = 'Module "utils_tests" does not define a "unexistent" attribute'
         with self.assertRaisesMessage(ImportError, msg):
-            import_string('utils_tests.unexistent')
+            import_string("utils_tests.unexistent")
 
 
-@modify_settings(INSTALLED_APPS={'append': 'utils_tests.test_module'})
+@modify_settings(INSTALLED_APPS={"append": "utils_tests.test_module"})
 class AutodiscoverModulesTestCase(SimpleTestCase):
-
     def tearDown(self):
         sys.path_importer_cache.clear()
 
-        sys.modules.pop('utils_tests.test_module.another_bad_module', None)
-        sys.modules.pop('utils_tests.test_module.another_good_module', None)
-        sys.modules.pop('utils_tests.test_module.bad_module', None)
-        sys.modules.pop('utils_tests.test_module.good_module', None)
-        sys.modules.pop('utils_tests.test_module', None)
+        sys.modules.pop("utils_tests.test_module.another_bad_module", None)
+        sys.modules.pop("utils_tests.test_module.another_good_module", None)
+        sys.modules.pop("utils_tests.test_module.bad_module", None)
+        sys.modules.pop("utils_tests.test_module.good_module", None)
+        sys.modules.pop("utils_tests.test_module", None)
 
     def test_autodiscover_modules_found(self):
-        autodiscover_modules('good_module')
+        autodiscover_modules("good_module")
 
     def test_autodiscover_modules_not_found(self):
-        autodiscover_modules('missing_module')
+        autodiscover_modules("missing_module")
 
     def test_autodiscover_modules_found_but_bad_module(self):
-        with self.assertRaisesMessage(ImportError, "No module named 'a_package_name_that_does_not_exist'"):
-            autodiscover_modules('bad_module')
+        with self.assertRaisesMessage(
+            ImportError, "No module named 'a_package_name_that_does_not_exist'"
+        ):
+            autodiscover_modules("bad_module")
 
     def test_autodiscover_modules_several_one_bad_module(self):
-        with self.assertRaisesMessage(ImportError, "No module named 'a_package_name_that_does_not_exist'"):
-            autodiscover_modules('good_module', 'bad_module')
+        with self.assertRaisesMessage(
+            ImportError, "No module named 'a_package_name_that_does_not_exist'"
+        ):
+            autodiscover_modules("good_module", "bad_module")
 
     def test_autodiscover_modules_several_found(self):
-        autodiscover_modules('good_module', 'another_good_module')
+        autodiscover_modules("good_module", "another_good_module")
 
     def test_autodiscover_modules_several_found_with_registry(self):
         from .test_module import site
-        autodiscover_modules('good_module', 'another_good_module', register_to=site)
-        self.assertEqual(site._registry, {'lorem': 'ipsum'})
+
+        autodiscover_modules("good_module", "another_good_module", register_to=site)
+        self.assertEqual(site._registry, {"lorem": "ipsum"})
 
     def test_validate_registry_keeps_intact(self):
         from .test_module import site
+
         with self.assertRaisesMessage(Exception, "Some random exception."):
-            autodiscover_modules('another_bad_module', register_to=site)
+            autodiscover_modules("another_bad_module", register_to=site)
         self.assertEqual(site._registry, {})
 
     def test_validate_registry_resets_after_erroneous_module(self):
         from .test_module import site
+
         with self.assertRaisesMessage(Exception, "Some random exception."):
-            autodiscover_modules('another_good_module', 'another_bad_module', register_to=site)
-        self.assertEqual(site._registry, {'lorem': 'ipsum'})
+            autodiscover_modules(
+                "another_good_module", "another_bad_module", register_to=site
+            )
+        self.assertEqual(site._registry, {"lorem": "ipsum"})
 
     def test_validate_registry_resets_after_missing_module(self):
         from .test_module import site
-        autodiscover_modules('does_not_exist', 'another_good_module', 'does_not_exist2', register_to=site)
-        self.assertEqual(site._registry, {'lorem': 'ipsum'})
+
+        autodiscover_modules(
+            "does_not_exist", "another_good_module", "does_not_exist2", register_to=site
+        )
+        self.assertEqual(site._registry, {"lorem": "ipsum"})
 
 
 if PY310:
+
     class TestFinder:
         def __init__(self, *args, **kwargs):
             self.importer = zipimporter(*args, **kwargs)
 
         def find_spec(self, path, target=None):
             return self.importer.find_spec(path, target)
+
 else:
+
     class TestFinder:
         def __init__(self, *args, **kwargs):
             self.importer = zipimporter(*args, **kwargs)
@@ -218,6 +241,7 @@ class CustomLoader(EggLoader):
     it uses a custom defined Loader class. Although the EggLoader combines both
     functions into one class, this isn't required.
     """
+
     def setUp(self):
         super().setUp()
         sys.path_hooks.insert(0, TestFinder)