how to change sys.path?

[Bruno Desthuilliers]

Ju Hui a écrit :
> yes, I mean I want change the sys.path value and save it for next
> using.
 >
> I can change the value of sys.path, but I can't "save" it permanently.
No.
> There is no python_path environment on my pc,

sorry, I meant PYTHONPATH (all caps, no underscore). Like all 
environnement variable, it can be set up.

> what the relationship
> between it and the sys.path?

Don't you guess ?