Answers for "ModuleNotFoundError: No module named 'dlib'"

ModuleNotFoundError: No module named 'pydub'

pip install pydub

install dlib

cd dlib-19.6
python setup.py install
# clean up(this step is required if you want to build dlib for both Python2 and Python3)
rm -rf dist
rm -rf tools/python/build
rm python_examples/dlib.so

ModuleNotFoundError: No module named 'pyvis'

! conda install -c conda-forge nxviz