Allowing comments after the line continuation backslash

[Lawrence D'Oliveiro]

In message <87fwvdb69k.fsf.mdw at metalzone.distorted.org.uk>, Mark Wooding
wrote:

> Lawrence D'Oliveiro <ldo at geek-central.gen.new_zealand> writes:
> 
>>     for \
>>         Description, Attr, ColorList \
>>     in \
>>         (
>>             ("normal", "image", MainWindow.ColorsNormalList),
>>             ("highlighted", "highlight",MainWindow.ColorsHighlightedList),
>>             ("selected", "select", MainWindow.ColorsSelectedList),
>>         ) \
>>     :
>>        ...
>>     #end for
>>
>> Does this make more sense now?
> 
> Ugh, no!
> 
> for descr, attr, colours in [
>         ('normal',      'image',        'Normal'),
>         ('highlighted', 'highlight',    'Highlighted'),
>         ('selected',    'select',       'Selected')]:
>   colourlist = getattr(MainWindow, 'Colors%sList' % colours)
>   ## ...

But then you lose the ability to match up the bracketing symbols. That’s why
I put them on lines by themselves.

> To be honest, there's so much regularity in that table that I'd consider
> generating it from a shorter list.  This would obviously involve
> refactoring something else to eliminate the image/normal asymmetry.  I'd
> also consider making the ColorsMumbleList attribute collection into a
> dictionary.

Maybe you should look at the code in context
<https://github.com/ldo/dvd_menu_animator>, then you can express some more
opinions on how to improve it.