def check_if_plugin_extensions_loaded(self):
        plugin_extensions = self.get_supported_extension_aliases()
        missing_aliases = plugin_extensions - set(self.extensions)
        if missing_aliases:
            raise exceptions.ExtensionsNotFound(
                extensions=list(missing_aliases))
Check if an extension supported by a plugin has been loaded.
dataset/ETHPy150Open openstack/neutron/neutron/api/extensions.py/PluginAwareExtensionManager.check_if_plugin_extensions_loaded