I figured that was a typo for 2.7. But even then there are relatively few areas that need some touchup from 2.7 -> 3.5, and most of those are mechanical changes

I figured that was a typo for 2.7. But even then there are relatively few areas that need some touchup from 2.7 -> 3.5, and most of those are mechanical changes like having parens around print statements.