Python: Using pip, virtualenv, and packaging
virtualenv
Which Python
Literally V3 or V2.7
sudo pip install virtualenv
virtualenv --version
virtualenv --python $(which python3.6) ~/.virtualenvs/chalice-demo
source ~/.virtualenvs/chalice-demo/bin/activate
pip install arbirary-package
When you’ve finished.
deactivate
pip freeze > requirements.txt
Then later…
pip install -r requirements.txt