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Sun Nov 5 02:37:32 CET 2006 · https://mail.python.org/pipermail/python-dev/2006-November/069836.html

On Sun, 05 Nov 2006 14:21:34 +1300, Greg Ewing <greg.ewing at canterbury.ac.nz> wrote:
>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?

Bad for large directories.  There's a cross-over at some number
of entries.  Maybe Python should have a runtime-tuned heuristic
for selecting a filesystem traversal mechanism.

Jean-Paul

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