How to increase the speed of this program?

Peter Otten __peter__ at
Tue Nov 28 09:49:23 CET 2006

HYRY wrote:

> I want to join two mono wave file to a stereo wave file by only using
> the default python module.
> Here is my program, but it is much slower than the C version, so how
> can I increase the speed?
> I think the problem is at line #1, #2, #3.

> oarray = array.array("h", [0]*(len(larray)+len(rarray))) #1

size = ITEMSIZE*(len(larray) + len(rarray))
oarray = array.array("h").fromstring("\0" * size)

may be a bit faster.


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