Problem when generating farsi words

[Parisa-Bagherzadeh]

I want to generate farsi words but farsi letters are generated , how to address this issue ?
I've set the --word_split to True but it didn't help

[ehalooz]

I want to generate farsi words but farsi letters are generated , how to address this issue ? I've set the --word_split to True but it didn't help

set rtl param rtl = True