def merge(self, translations):
        if isinstance(translations, gettext.GNUTranslations):
            self._catalog.update(translations._catalog)
            if isinstance(translations, Translations):
                self.files.extend(translations.files)

        return self
Implements :func:`autobahn.wamp.interfaces.ISession.is_connected`
dataset/ETHPy150Open lad1337/XDM/site-packages/babel/support.py/Translations.merge--crossover with--dataset/ETHPy150Open crossbario/autobahn-python/autobahn/wamp/protocol.py/ApplicationSession.is_connected