Yeap!
And for me this is really important to see these boxes!
in 3.10!

>> But displaying the box glyphs for standard ASCII DOS/WIN newlines  
>> feels like a big step backwards.
>
> It might feel like this, but it is actually a big step forward.  
> Previously, such bad line endings went unnoticed, because you  
> wouldn't see the bad characters. Now, when you open a text file you  
> immediately notice it's wrong, and you can fix it.
>
> IMHO the best thing to do would just to fix the methods that have  
> line feeds in them now.
>
> - Bert -
>