pip

updates and upgrades

new is always better!

list outdated packages

pip list --outdated

upgrade package

upgrade pip in this case:

pip install -U pip

upgrade all outdated packages:

pip list --outdated --format=freeze | grep -v '^\-e' | cut -d = -f 1  | xargs -n1 pip install -U

thx

upgrade packages from file

pip install -U -r requirements.txt

versioning

put it like this in your requirements.txt file to always stick to the latest minor version:

gunicorn>=19.9

this will install gunicorn 19.9.1 and 19.9.2 and so on.