[Python-3000] Regular expressions, py3k and unicode

[Terry Reedy]

Guido van Rossum wrote:
> On Sat, Jun 28, 2008 at 1:45 PM, Antoine Pitrou <solipsis at pitrou.net> wrote:
>> Several posters (including a certain GvR) in the bug tracker (*) have been
>> baffled by an apparent bug where the re.IGNORECASE flag didn't imply
>> case-insensitivity for non-ASCII characters. It turns out that, although the
>> pattern was a string object and although Py3k is supposed to be
>> unicode-friendly, you still need to supply the re.UNICODE flag if you want the
>> re module to use unicode-aware case-insensitive matching.
>>
>> Wouldn't it be more natural that, at least when the pattern is a str object
>> rather a bytes object, the re.UNICODE be implied by default?
> 
> +1

Would there be any reason (I do not know) to replace that with an 
re.ASCII flag to have the reverse effect (assuming there is not now)?