global threading.Lock not locking correctly?

[Afanasiy]

On Tue, 04 Feb 2003 18:02:40 +0300, Anton Muhin <antonmuhin at sendmail.ru>
wrote:

>Afanasiy wrote:
>> # My logic tells me this should never print 'OOPS', yet it does.
>> # Can someone tell me why? (P.S. this is simplified example code)
>> 
>> import threading, time
>> 
>[snipped]
>
>Several runs don't lead to problems. Are you sure that it doesn't work 
>as supposed?
>
>Anton.

What OS? My runs definitely print OOPS.