conda create -n pds-week7 python=3.8
conda activate pds-week7
python -m pip install jupyterhub
npm install -g configurable-http-proxy
python -m pip install notebook
pip install numpy pandas scipy 
pip install lightgbm
pip install xgboost
pip install catboost
pip install seaborn
pip install matplotlib
pip install scikit-learn
conda install -c conda-forge kneed

# jupyterhub -h
# configurable-http-proxy -h