old_contents: ACCOUNT = 'YOUR_EMAIL@gmail.com'
  OAUTH_TOKEN = 'YOUR_OAUTH_TOKEN'
  OAUTH_TOKEN_SECRET = 'YOUR_OAUTH_TOKEN_SECRET'
  
new_contents: # You should run this so git doesn't bother you when it's been changed.
  # git update-index --assume-unchanged credentials.py
  ACCOUNT = 'YOUR_EMAIL@gmail.com'
  OAUTH_TOKEN = 'YOUR_OAUTH_TOKEN'
  OAUTH_TOKEN_SECRET = 'YOUR_OAUTH_TOKEN_SECRET'
  
subject: Add note on how to make git ignore changes to credentials.py