How to fix ModuleNotFoundError: No module named 'watchfiles'

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

Verification

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