Re: [PyCrust] problems with os

[Raul C. <co...@uc...>]

Thanks a lot. I was so used to import files for different paths that
way, that I never bothered learning the "correct" way of doing it.

Raul

"Patrick K. O'Brien" wrote:
> 
> The short answer is that what you see right now is the default behavior of
> the Python interpreter. The other shells, such as IDLE, play useful tricks
> by adding things to the sys.path behind the scenes. In particular, the
> following bit of code will illustrate what you want by adding the current
> directory, as represented by ".", to the sys.path. Then when you os.chdir()
> you will be able to import from the current working directory.
> 
> >>> from pprint import pprint
> >>> import sys
> >>> pprint(sys.path)
> ['',
>  'C:\\Code',
>  'C:\\Python21\\win32',
>  'C:\\Python21\\win32\\lib',
>  'C:\\Python21',
>  'C:\\Python21\\Pythonwin',
>  'C:\\PYTHON21\\DLLs',
>  'C:\\PYTHON21\\lib',
>  'C:\\PYTHON21\\lib\\plat-win',
>  'C:\\PYTHON21\\lib\\lib-tk',
>  'C:\\PYTHON21\\Numeric']
> >>> import os
> >>> sys.path.insert(0, os.curdir)
> >>> pprint(sys.path)
> ['.',
>  '',
>  'C:\\Code',
>  'C:\\Python21\\win32',
>  'C:\\Python21\\win32\\lib',
>  'C:\\Python21',
>  'C:\\Python21\\Pythonwin',
>  'C:\\PYTHON21\\DLLs',
>  'C:\\PYTHON21\\lib',
>  'C:\\PYTHON21\\lib\\plat-win',
>  'C:\\PYTHON21\\lib\\lib-tk',
>  'C:\\PYTHON21\\Numeric']
> 
> Because this is pretty useful, I will probably add sys.path.insert(0,
> os.curdir) as standard behavior in the shell so you won't have to jump
> through this hoop in the future. In fact, I just checked this change into
> cvs. Hope this helps. Thanks for the feedback.
> 
> ---
> Patrick K. O'Brien
> Orbtech (http://www.orbtech.com)
> "I am, therefore I think."
> 
> -----Original Message-----
> From: pyc...@li...
> [mailto:pyc...@li...]On Behalf Of Raul Cota
> Sent: Friday, September 07, 2001 4:04 PM
> To: pycr
> Subject: [PyCrust] problems with os
> 
> why doesn't this code work???
> >>> import os
> >>> os.chdir('d:\sim')
> >>> import SThermoAdmin
> Traceback (most recent call last):
>   File "<input>", line 1, in ?
> ImportError: No module named SThermoAdmin
> 
> Needless to say , that I tested the same lines in another interpreter
> and they work fine.
> Tried it with any file that is not in the python path and I get the same
> results.
> 
> I'll try to find the reason myself since I'm going to be playing around
> with PyCrust today, because I'm planning on implementing it in my
> application (currently I'm using shell.py that comes in the wxPython
> distribution)
> 
> BTW. Thanks for the icon... it looks really cool!!!
> 
> Raul
> 
> Win NT; Python 2.1; wxPython 2.3.1
> 
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