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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def save_model(self, request, obj, form, change):
 """ Save model for every language so that field auto-population is done for every each of it. """

        super(DisplayableAdmin, self).save_model(request, obj, form, change)
        if settings.USE_MODELTRANSLATION:
            lang = get_language()
            for code in OrderedDict(settings.LANGUAGES):
                if code != lang:  # Already done
                    try:
                        activate(code)
                    except:
                        pass
                    else:
                        obj.save()
            activate(lang)