[Python-Dev] Importing .pyc in -O mode and vice versa

["Martin v. Löwis"]

Greg Ewing schrieb:
> Fredrik Lundh wrote:
> 
>> well, from a performance perspective, it would be nice if Python looked 
>> for *fewer* things, not more things.
> 
> Instead of searching for things by doing a stat call
> for each possible file name, would it perhaps be
> faster to read the contents of all the directories
> along sys.path into memory and then go searching
> through that?

That should never be better: the system will cache the directory
blocks, also, and it will do a better job than Python will.

Regards,
Martin