[Python-Dev] __del__ unexpectedly being called twice

[Terry Reedy]

"Duncan Booth" <duncan.booth at suttoncourtenay.org.uk> wrote in message 
news:n2m-g.Xns9823615FCACE1duncanrcpcouk at 127.0.0.1...
> There's a thread on comp.lang.python at the moment under the subject "It 
> is
> __del__ calling twice for some instances?" which seems to show that when
> releasing a long chain of old-style classes every 50th approximately has
> its finaliser called twice. I've verified that this happens on both 
> Python
> 1.4 and 1.5.

Should we assume you meant 2.4 and 2.5?