comment remove temperature column to reduce redundancy is not matching column name month

what you wanted to delete month or temperature ?
del multi_df["month"] # remove temperature column to reduce redundancy
https://microsoft.github.io/FLAML/docs/Examples/AutoML-Time%20series%20forecast/#multivariate-time-series-forecasting-with-exogenous-variables

del multi_df["month"] # remove temperature column to reduce redundancy
https://github.com/microsoft/FLAML/blob/main/notebook/automl_time_series_forecast.ipynb