Install this bitch into a virtualenv or pyenv.

virtualenv - *NIX

python -m venv venv
source ./venv/bin/activate
pip install -r requirements.txt

virtualenv - M$

python -m venv venv
.\venv\Scripts\activate.bat
pip.exe install -r requirements.txt

Get you an API Key:

https://developers.google.com/youtube/v3/getting-started

If you are extra nooby:

https://blog.hubspot.com/website/how-to-get-youtube-api-key