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Re: Documentation?
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From:
Mattia Barbon
Date:
July 31, 2009 12:02
Subject:
Re: Documentation?
Message ID:
4A733F3F.5010206@libero.it
Steffen Mueller wrote:
Hi,
> Octavian Rasnita wrote:
>> It is also very important to use threads in a app that uses a GUI, and I
>> don't know how easy is to use threads under Python, but under Perl is not
>> very easy, and the apps that use threads consume very many resources.
>
> I agree. Some form of concurrency is extremely important for GUI apps. I
> can't tell how easy or hard it is to use threads in Python, but it
> slightly bothers me that they can't use multiple CPU cores. Not that
> this is a problem for many applications...
AFAIK threads in Python "just work": it does not take much time or
RAM to create a thread (unlike Perl), you do not need to be aware that
each thread has its own interpreter and that the easiest/safest way to
pass data between threads is by serializing/deserializing it, and that
when a thread is spawned all your objects will be cloned (and
destructors will run twice!).
All in all, I believe that most of the time threads are used for
IO-bound stuff, and there Python GIL does not make much difference.
Regards,
Mattia
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