pipx
Install and run python applications in isolated environments.
TLDR
Run an app in a temporary virtual environment
$ pipx run [pycowsay] [moo]
Install a package in a virtual environment and add entry points to path
$ pipx install [package]
List installed packages
$ pipx list
Run an app in a temporary virtual environment with a pakage name different from the executable
$ pipx run --spec [httpx-cli] [httpx] [http://www.github.com]