Of course issues CAN happen with Python, but at least with Python we have tools to check for the issues.

Bunch of your personal data is most likely going through some Excel made by a now-retired office worker somewhere 15 years ago. Nobody understands how the sheet works, but it works so they keep using it :) A replacement system (a massive SaaS application) has been "coming soon" for 8 years and cost millions, but it still doesn't work as well as the Excel sheet.