[Python-Dev] Alternative implementation of interning
Thu, 15 Aug 2002 12:46:25 -0400
> I'd like to make all interned strings mortal; this allows some
> simplifications to the patch. This would mean that in the following
> x = intern('12345'*4)
> nx = id(x)
> del x
> ...do something else...
> y = intern('12345'*4)
> ny = id(y)
> nx doesn't necessarily equal ny any more. This is a backward
> incompatibility but I'm willing to break programs that rely on this;
> it sounds highly unlikely that the author of any such code as exists
> would mind it being broken.
As the only person to have posted an example relying on this behavior, it's
OK by me if that example breaks -- it was made up just to illustrate the
possibility and raise a caution flag. I don't take it seriously.
> (Reminder: this is python-dev, not types-sig. :-)
Oops! I guess I should take it more seriously then <wink>.