[Python-ideas] set.add() return value

[Greg Ewing]

Bruce Leban wrote:

> That's a good reason to *not* support a test/change operation in regular 
> sets as it may lead people to think (falsely) that it provide some kind 
> of concurrency protection.

Well, perhaps it should provide concurrency protection.
If it's implemented in C with the GIL held, it probably
wouldn't be hard to make that guarantee.

-- 
Greg