Port complex shell scripts shipped in /usr/local to Python

Originally created by @intrigeri on #11753 (Redmine)

• https://github.com/goodcrypto/tails
• https://mailman.boum.org/pipermail/tails-dev/2016-March/010540.html
• https://mailman.boum.org/pipermail/tails-dev/2016-June/010757.html

tem: segfault, kurono ?

Blueprint: https://tails.boum.org/blueprint/Port_shell_scripts_to_Python/

Feature Branch: feature/11753-port-to-python,segfault/pythonlib:feature/11198-ready-for-merge

Parent Task: #11198

Related issues

• Blocked by #15270 (closed)