Use an alternative Python 2 runtime. If altering the Python 2 code base isn’t a workable proposition, another alternative is to use a different Python 2 runtime, developed by a third party.

Python is far less fragmented than it used to be, and support for Python 2.7 has now officially ended. That means that it would be wisest for any new developer to start with Python 3.

NCSC: If you don't migrate, you should expect security incidents The agency warns that companies who don't invest in migrating their Python 2.x code might end up in the same position as Equifax or ...