bpo-33582: Emit deprecation warning for `formatargspec` (GH-6994)

bpo-33582: Emit deprecation warning for `formatargspec` (GH-6994) · python/cpython@46c5cd0

@@ -712,8 +712,9 @@ def assertArgSpecEquals(self, routine, args_e, varargs_e=None,

712712self.assertEqual(varkw, varkw_e)713713self.assertEqual(defaults, defaults_e)714714if formatted is not None:715-self.assertEqual(inspect.formatargspec(args, varargs, varkw, defaults),716-formatted)715+with self.assertWarns(DeprecationWarning):716+self.assertEqual(inspect.formatargspec(args, varargs, varkw, defaults),717+formatted)717718718719def assertFullArgSpecEquals(self, routine, args_e, varargs_e=None,719720varkw_e=None, defaults_e=None,

@@ -729,8 +730,9 @@ def assertFullArgSpecEquals(self, routine, args_e, varargs_e=None,

729730self.assertEqual(kwonlydefaults, kwonlydefaults_e)730731self.assertEqual(ann, ann_e)731732if formatted is not None:732-self.assertEqual(inspect.formatargspec(args, varargs, varkw, defaults,733-kwonlyargs, kwonlydefaults, ann),733+with self.assertWarns(DeprecationWarning):734+self.assertEqual(inspect.formatargspec(args, varargs, varkw, defaults,735+kwonlyargs, kwonlydefaults, ann),734736formatted)735737736738def test_getargspec(self):