Caching dependencies to speed up workflows in GitHub Actions

To make your workflows faster and more efficient, you can create and use caches for dependencies and other commonly reused files.

[arvindkiriti]

So I'm having a doubt, I'd appreciate if anyone can give me the solution, so I'm caching the requirements.txt, and I also need to run tests after that, what I need to I'm assuming that the packages were getting from the cache and directly writing pytest