All in one command to update all brew packages/cask's and pip packages that are installed on your system to their latest versions. Tested and working on Macbook M1 w MacOS Monterey version 12.2
Requirements:
Install https://github.com/buo/homebrew-cask-upgrade in your terminal via brew with the command brew tap buo/cask-upgrade
Step 1:
Open your terminal and open up .zshrc (or equivalent for your OS) via the terminal editor nano.
You can do this with the command nano .zshrc.
Step 2:
Once the file editor has opened up copy-paste this alias fupdate="brew update; brew upgrade; brew cu --all; brew cleanup; pip3 install -r <(pip3 freeze) --upgrade" on a new line at the bottom of the file. Next Exit the file editor with the key combination of (on MacOS) control + X. And press Y to save the edited file.
Step 3:
Exit your opened terminal and open a new fresh terminal to be able to use the added command fupdate.
With the command / alias you have added you are now able to update & upgrade all installed brew & pip packages on your system with only one command.