Example: https://code.google.com/archive/p/sympy/issues/4105
You can see the correct formatting in the issue that was migrated to GitHub
https://github.com/sympy/sympy/issues/7204.
The issue is that Google Code issues never had markup, so people would just
paste code and tracebacks and whatever and it looked fine. But now it is trying
to add markup to issues that never had it, making them hard if not impossible
to read.