I ran 2to3 on 1 of about 200 modules at my workplace codebase and it took me about an hour to run 2to3 and fix up the leftovers in that module. Now do that for

I ran 2to3 on 1 of about 200 modules at my workplace codebase and it took me about an hour to run 2to3 and fix up the leftovers in that module. Now do that for 199 other modules and it becomes much more work than “just run 2to3”.