[Python] How to fit a ARMA-GARCH model in python

I'm trying make a ARMA-GARCH Model in python and I use the arch package.

But in the arch package I cannot find a ARMA mean model.

I tried use the ARX mean model and let lags = [1,1], but the summary doesn't look like a ARMA model.

Does this package include ARMA mean model?

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