How to fix ModuleNotFoundError: No module named 'pygments'

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

Verification

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