Add number of dislikes to the description of your YouTube videos. Number of dislikes are updated if you let this function as a bot.
Python dependencies can be found in requirements.txt.
You will need to create a project on Google Developers Console and YouTube Data API credentials. The credentials must be OAuth2. See getting started guide. Use the same Google account you use YouTube with.
After the first step, download OAuth client file and rename it to client_secret.json.
That's all, now run the script.
You will have 10,000 units quota per day using the YouTube API. On each round 2 + number_of_videos * 1-51 units are used.
GPL3.