Method get_backend

haystack/indexes.py:286–294

(self, using=None)

        return self.get_backend(using)

    def get_backend(self, using=None):
        if using is None:
            try:
                using = connection_router.for_write(index=self)[0]
            except IndexError:
                # There's no backend to handle it. Bomb out.
                return None

        return connections[using].get_backend()

    def update(self, using=None):
        """