How to fix ModuleNotFoundError: No module named 'kiwisolver'

ModuleNotFoundError: No module named 'kiwisolver'
Recommended: Install via pip into your active environment.
python -m pip install kiwisolver

Verification

Command
python -c "import kiwisolver; print(kiwisolver.__version__)"
Expected output
Success! kiwisolver version x.y.z (e.g., 2.4.0)