Raw string substitution problem

[Gregory Ewing]

MRAB wrote:

> In simple cases you might be replacing with the same string every time,
> but other cases you might want the replacement to contain substrings
> captured by the regex.

But you can give it a function that has access to the
match object and can produce whatever replacement string
it wants.

You already have a complete programming language at
your disposal. There's no need to invent yet another
mini-language for the replacement string.

-- 
Greg