Watch all of your own repositories

github_watcher.py

import os

from github import Github

# set an environment variable named GITHUB_KEy to the access token from here https://github.com/settings/tokens
# this script watches all repositories that are under your username
# if you'd like to watch all the repos you've contributed to or that are in your orgs, remove the if check on line 12

g = Github(os.environ['GITHUB_KEY'])
user = g.get_user()
for repo in user.get_repos():
  if repo.owner.login == user.login:
    print(repo.name)
    user.add_to_watched(repo)