# Python
pip install pipreqs
pipreqs . # . is the directory which has python scripts
- install all dependencies
pip install -r requirements.txt --ignore-installed blinker
python3 -m pip install --upgrage pip
python3 -m pip install six==1.15.0
python3 -m pip uninstall grpcio-channelz
python3 -m pip install pip-autoremove
#uninstall with dependencies
pip-autoremove grpcio-channelz
#upgrade all packages
pip list --outdated --format=freeze | grep -v '^\-e' | cut -d = -f 1  | xargs -n1 pip install -U
cd
pip freeze | cut -d "@" -f1 | xargs pip uninstall -y #uninstall all

## venv
python -m venv /path/to/myvenv/dir
source /path/to/myvenv/dir/bin/activate

## jupyter
- `jupyter kernelspec list`
- tab to autocomplete

## emacs
- install package jupyter, ob-ipython
- follow llm

## pytorch tutorial
```
cd ~/workspace/jupyter
source bin/activate
jupyter notebook --ip 0.0.0.0
```