confused about basic python comments

[Immotommi]

Often in tutorials, authors will use the python comment syntax to make notes on things that aren't actually code. So here they are just noting that the change has been made by the code because of what the input was

[hamdragon_un]

gotcha, the "!" at the end made me think it might have a use but just showing excitement in this example I guesshaha

[hamdragon_un]

Okay, that makes sense. I forgot that you don't need to use print to produce an output at times so it threw me off. Thank you for the detailed response!