Since about 2021-05-09, the "Test documentation build using Sphinx" step of the "pytest" CI workflow is failing—with messages like the following, and only on Python 3.6 jobs (not Python 3.8). This is ...
CLI-calculator/ ├── c_backend/ │ ├── calc.c # C backend logic │ ├── calc.h # C function declarations │ ├── python_interface/ │ ├── calculator.c # Python C extension wrapper │ ├── init.py # Python ...