Have you looked at Plumbumm for Python? It handles everything you just mentioned: https://plumbum.readthedocs.io/en/latest/ https://plumbum.readthedocs.io/en/l

Have you looked at Plumbumm for Python? It handles everything you just mentioned: https://plumbum.readthedocs.io/en/latest/ https://plumbum.readthedocs.io/en/latest/ There's no reason not to use Python to achieve the same thing, and you get all the benefits of using Python instead of Bash. I'm sure other languages have similar libraries.