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Thu Apr 2 01:00:56 CEST 2009 · https://mail.python.org/pipermail/python-dev/2009-April/088044.html

On 2009-04-01 17:53, Benjamin Peterson wrote:
> 2009/4/1 Guido van Rossum<guido at python.org>:
>> Tracing has other uses besides debugging though.
>
> The OP said he wished to implement a C trace function for bdb.
> Wouldn't that make it only applicable to debugging?

Once you are at the breakpoint and stepping through the code manually, the 
performance is not all that important. However, up until that breakpoint, you 
are running a lot of code "in bulk". It would be useful to have a performant 
trace function that interferes with that code the least.

-- 
Robert Kern

"I have come to believe that the whole world is an enigma, a harmless enigma
  that is made terrible by our own mad attempt to interpret it as though it had
  an underlying truth."
   -- Umberto Eco

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[Python-Dev] bdb.py trace C implementation?