WHY is python slow?

Courageous jkraska1 at san.rr.com
Thu Jun 7 23:11:40 CEST 2001

On Thu, 07 Jun 2001 14:52:36 +0700, Steven Haryanto <steven at haryan.to> wrote:

> Python is slower ...  a layman like me would be curious to know why
>exactly this is so.

Dispatch overhead, much of it.

>My first guess would be the ubiquitous use of dictionaries?

Not per se, but it's related. IIRC, a typical run of the python interpreter
reveals that dictionaries are a major contributor to CPU time in the
Python runtime, but this is still < 20% (and sometimes quite a bit less).
There are many things going on.


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