While it's OK for you to enforce not using trivial list-comprehensions on your team, I think you'll find the majority of Python's community disagreeing. Your ex

While it's OK for you to enforce not using trivial list-comprehensions on your team, I think you'll find the majority of Python's community disagreeing. Your example is really tame as far as comprehensions are concerned, and "beginners" are going to need these basics to comprehend more advanced patterns.