def convert_to_lal_cache(self):
        """
        Return all files in this object as a glue.lal.Cache object
        """
        lal_cache = gluelal.Cache([])
        for entry in self:
            try:
                lal_cache.append(entry.cache_entry)
            except ValueError:
                pass
        return lal_cache
Return all files in this object as a glue.lal.Cache object