Adam Atlas <[EMAIL PROTECTED]> wrote: > Hasn't this been discussed many many times before? I think Guido has > been favourable to the idea of allowing :=, but that was a long time > ago, and I don't think anything ever came of it. > > Personally, if anything, I'd like to see more use of the 'as' keyword > as in Python 2.5's new 'with' statement. Assignment is basically what > it adds to the statement, so if anything we should reuse it in other > statements for consistency. > > if my_re1.match(exp) as temp: > # do something with temp > elif my_re2.match(exp) as temp: > # do something with temp > elif my_re3.match(exp) as temp: > # do something with temp > elif my_re4.match(exp) as temp: > # do something with temp > > As others have mentioned, your particular instance is probably > evidence that you need to restructure your code a little bit, but I do > agree that "x = y; if x: ..." is a common enough idiom that it > warrants a shortcut. And reusing "as", I think, is nice and readable, > and it's an advantage that it doesn't require adding any new keywords > or symbols.
Actually, I agree with you. Unfortunately, I doubt python-dev will, but the chance is good enough that it's probably worth proposing there (ideally together with a patch to implement it, just to avoid any [otherwise likely] whines about this being difficult to implement:-). Alex -- http://mail.python.org/mailman/listinfo/python-list
