Thread-ID - how much could be?
Ervin Hegedüs
airween at gmail.com
Thu Sep 11 17:32:29 EDT 2014
Hi Peter,
thanks for the reply,
On Thu, Sep 11, 2014 at 09:48:18PM +0200, Peter Otten wrote:
> Ervin Hegedüs wrote:
>
> > Exception in thread Thread-82:
> > ...
> > My question is: how much thread ID could be totally? Is there any
> > maximum number? And if the thread reached that, what will be
> > done? Overlflowed? Couting from 0 again?
>
> A quick peak into threading.py reveals
>
> # Helper to generate new thread names
> _counter = 0
> def _newname(template="Thread-%d"):
> global _counter
> _counter += 1
> return template % _counter
>
> class Thread:
> ...
> def __init__(self, group=None, target=None, name=None,
> args=(), kwargs=None, *, daemon=None):
> ...
> self._name = str(name or _newname())
>
>
> There is no upper limit to the thread name other than that you will
> eventually run out of memory ;)
thanks - I hope that the memory will not run out by these
threads... :)
Anyway, that means, on my system:
>>> import sys
>>> print sys.maxint
9223372036854775807
the couter could be 9223372036854775807?
And after? :)
Thanks,
a.
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I � UTF-8
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