Performance when working directory is slow network drive
Mark Hadfield
m.hadfield at niwa.cri.nz
Sun Mar 4 16:10:55 EST 2001
"Fredrik Lundh" <fredrik at pythonware.com> wrote in message
news:7uIn6.16286$Qb7.2659111 at newsb.telia.net...
> Mark Hadfield wrote:
> > 1. Why having the current directory in the search path affects the
import
> > time for the os module much more than it does for other modules I tested
> > (like string). Is this because os is a package?
>
> try running the interpreter with -vv (very verbose) might
> give you additional clues:
>
> python -vv -c "import os"
>
> (look for "trying" messages)
Yes. It's clear from the speed at which the output appears on the screen
that the delays occur during the following operations
# trying os.pyd
# trying os.dll
# trying os.py
# trying os.pyc
then later when it tries the same thing with ntpath, stat and UserDict.
Thank you.
---
Mark Hadfield
m.hadfield at niwa.cri.nz http://katipo.niwa.cri.nz/~hadfield
National Institute for Water and Atmospheric Research
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