Steven D'Aprano wrote: > Just out of curiosity, when do you think is the right time to begin > teaching programmers good practice from bad? Before or after they've > learnt bad habits? When you have authority over the coding guideline. Naming things is not something limited to programming and most people know the importance of choosing the appropriate ones. If on the other hand some names have been chosen that have actual side effect(in python program), like builtin function names, it is appropriate to point that out, though I don't see that case here.
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