[Python-Dev] Should PEP 498 specify if rf'...' is valid?

[francismb]

>> Sometimes order matters, and sometimes it does not.  If the order does
>> not have an impact on the final code, it does not matter, and making
>> us have to remember an order that does not matter is a waste.
> 
> Order that matters? You must be kidding. That would turn different types
> of string extremely hard to understand because semantics differ.
> 
> That is, btw., one reason, why I favor a fixed order (alphabetically or
> something). Easy to remember and no way to misinterpret it.
> 
Well if the order is not important and all permutations are allowed
then, at least those permutations can be used as an alphabet to build a
hidden channel over it :-)

Regards,
francis