I have a dataframe: ga_deviceCategory_codes ga_channelgrouping_codes ga_sourceMedium_codes 1.0 6.0 9.0 1.0 6.0 9.0 Which I have converted into categorical codes from categorical values using : data['ga_deviceCategory_codes'] = data['ga_deviceCategory'].astype('category').cat.codes data['ga_channelgrouping_codes'] = data['ga_channelgrouping'].astype('category').cat.codes data['ga_sourceMedium_codes'] = data['ga_sourceMedium'].astype('category').cat.codes How do I get back to the original categorical values now from the above codes? Continue reading...