Uploading a DataFrame with non-ASCII text fails

Uploading a DataFrame with non-ASCII text fails: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). I have a pandas DataFrame with some string columns containing accented characters (Spanish place names like "Málaga" , "A Coruña" , plus a few rows with Asian…