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How to use restore_stderr method in stestr

Best Python code snippet using stestr_python

test_printhooks_plugin.py

Source:test_printhooks_plugin.py

...42        self.session = session.Session()43        self.print_hooks_plugin = printhooks.PrintHooks(session=self.session)44        self.plugin_a = TestPluginA(session=self.session)45        self.plugin_b = TestPluginB(session=self.session)46    def restore_stderr(self):47        sys.stderr = self.err48    def test_traces_hooks_created_after_own_registration(self):49        self.print_hooks_plugin.register()50        self.plugin_a.register()51        self.plugin_b.register()52        event = CustomEvent('args')53        result = self.session.hooks.pluginHookA(event)54        self.assertEqual(result, "TestPluginB.pluginHookA")55        self.assertEqual("\n"56                         "pluginHookA: "57                         "CustomEvent(handled=False, args='args')",58                         self.buf.getvalue())59    def test_traces_hooks_created_before_own_registration(self):60        self.plugin_a.register()...

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