[Python-Dev] Re: Evil Trashcan and GC interaction (original) (raw)

Barry A. Warsaw barry@zope.com
Thu, 28 Mar 2002 13:42:12 -0500

"NS" == Neil Schemenauer <nas@python.ca> writes:

NS> There is insidious bug here.  Andrew helped me walk through it
NS> and I think we figured it out.  First here's the code to
NS> trigger it:

A simpler example:

import gc

class Ouch:
def __del__(self):
    gc.collect()

def f():
gc.set_threshold(5)
while 1:
    t = () # <-- here
    for i in range(300):
    t = [t, Ouch()]
f()

-Barry