This prevents the following warning from appearing on Python 3.8:
/usr/local/lib/python3.8/site-packages/pusher/notification_client.py:45: SyntaxWarning: "is" with a literal. Did you mean "=="?
if len(interests) is 0:
[ ] If you have changed dependencies, ensure bothrequirements.txt and setup.py have been updated
This prevents the following warning from appearing on Python 3.8:
requirements.txt
andsetup.py
have been updated