Stony on Going Stony on Going

Although I've already installed some libraries, Jupyter Notebook doesn;t find them out from time to time. At that time you'd better switch the way to install them. If you don't use conda, just use : pip install openpyxl If you use conda, I'd recommend : conda install -c anaconda openpyxl instead of simply conda install openpyxl Because there are issues right now with conda updating (see GitHub I..