我们从Python开源项目中，提取了以下32个代码示例，用于说明如何使用sys.__warningregistry__()。
def warnings_state(module): """Use a specific warnings implementation in warning_tests.""" global __warningregistry__ for to_clear in (sys, warning_tests): try: to_clear.__warningregistry__.clear() except AttributeError: pass try: __warningregistry__.clear() except NameError: pass original_warnings = warning_tests.warnings original_filters = module.filters try: module.filters = original_filters[:] module.simplefilter("once") warning_tests.warnings = module yield finally: warning_tests.warnings = original_warnings module.filters = original_filters
def setUp(self): self.old_unittest_module = unittest.case.warnings # The __warningregistry__ needs to be in a pristine state for tests # to work properly. if '__warningregistry__' in globals(): del globals()['__warningregistry__'] if hasattr(warning_tests, '__warningregistry__'): del warning_tests.__warningregistry__ if hasattr(sys, '__warningregistry__'): del sys.__warningregistry__ # The 'warnings' module must be explicitly set so that the proper # interaction between _warnings and 'warnings' can be controlled. sys.modules['warnings'] = self.module # Ensure that unittest.TestCase.assertWarns() uses the same warnings # module than warnings.catch_warnings(). Otherwise, # warnings.catch_warnings() will be unable to remove the added filter. unittest.case.warnings = self.module super(BaseTest, self).setUp()
def setUp(self): # The __warningregistry__ needs to be in a pristine state for tests # to work properly. if '__warningregistry__' in globals(): del globals()['__warningregistry__'] if hasattr(warning_tests, '__warningregistry__'): del warning_tests.__warningregistry__ if hasattr(sys, '__warningregistry__'): del sys.__warningregistry__ # The 'warnings' module must be explicitly set so that the proper # interaction between _warnings and 'warnings' can be controlled. sys.modules['warnings'] = self.module super(BaseTest, self).setUp()
def test_onceregistry(self): # Replacing or removing the onceregistry should be okay. global __warningregistry__ message = UserWarning('onceregistry test') try: original_registry = self.module.onceregistry __warningregistry__ = {} with original_warnings.catch_warnings(record=True, module=self.module) as w: self.module.resetwarnings() self.module.filterwarnings("once", category=UserWarning) self.module.warn_explicit(message, UserWarning, "file", 42) self.assertEqual(w[-1].message, message) del w[:] self.module.warn_explicit(message, UserWarning, "file", 42) self.assertEqual(len(w), 0) # Test the resetting of onceregistry. self.module.onceregistry = {} __warningregistry__ = {} self.module.warn('onceregistry test') self.assertEqual(w[-1].message.args, message.args) # Removal of onceregistry is okay. del w[:] del self.module.onceregistry __warningregistry__ = {} self.module.warn_explicit(message, UserWarning, "file", 42) self.assertEqual(len(w), 0) finally: self.module.onceregistry = original_registry
def test_default_action(self): # Replacing or removing defaultaction should be okay. message = UserWarning("defaultaction test") original = self.module.defaultaction try: with original_warnings.catch_warnings(record=True, module=self.module) as w: self.module.resetwarnings() registry = {} self.module.warn_explicit(message, UserWarning, "<test>", 42, registry=registry) self.assertEqual(w[-1].message, message) self.assertEqual(len(w), 1) self.assertEqual(len(registry), 1) del w[:] # Test removal. del self.module.defaultaction __warningregistry__ = {} registry = {} self.module.warn_explicit(message, UserWarning, "<test>", 43, registry=registry) self.assertEqual(w[-1].message, message) self.assertEqual(len(w), 1) self.assertEqual(len(registry), 1) del w[:] # Test setting. self.module.defaultaction = "ignore" __warningregistry__ = {} registry = {} self.module.warn_explicit(message, UserWarning, "<test>", 44, registry=registry) self.assertEqual(len(w), 0) finally: self.module.defaultaction = original
def test_default_action(self): # Replacing or removing defaultaction should be okay. message = UserWarning("defaultaction test") original = self.module.defaultaction try: with original_warnings.catch_warnings(record=True, module=self.module) as w: self.module.resetwarnings() registry = {} self.module.warn_explicit(message, UserWarning, "<test>", 42, registry=registry) self.assertEqual(w[-1].message, message) self.assertEqual(len(w), 1) # One actual registry key plus the "version" key self.assertEqual(len(registry), 2) self.assertIn("version", registry) del w[:] # Test removal. del self.module.defaultaction __warningregistry__ = {} registry = {} self.module.warn_explicit(message, UserWarning, "<test>", 43, registry=registry) self.assertEqual(w[-1].message, message) self.assertEqual(len(w), 1) self.assertEqual(len(registry), 2) del w[:] # Test setting. self.module.defaultaction = "ignore" __warningregistry__ = {} registry = {} self.module.warn_explicit(message, UserWarning, "<test>", 44, registry=registry) self.assertEqual(len(w), 0) finally: self.module.defaultaction = original
