[Pythonmac-SIG] How to install packages?

[Bob Ippolito]

On Mar 24, 2004, at 2:18 PM, pythonmac at gisborne.emailuser.net wrote:

> Panther. Latest update.
>
> Installed MacPython extensions for Panther.
>
> Installed wxPython for Panther.
>
> Go to /Applications/wxPythonOSX-2.4.1.2.
>
> Open Demos. Double-click on arbitrary demo. See this:
>
> $ "/usr/local/bin/pythonw"   
> "/Applications/wxPythonOSX-2.4.1.2/demo/wxButton.pyc"  && echo Exit  
> status: $? && exit 1
> Traceback (most recent call last):
>   File "/Applications/wxPythonOSX-2.4.1.2/demo/wxButton.py", line 2,  
> in ?
> ImportError: No module named wxPython.wx
>
> Wonder about how to install packages on OS X.
>
> Search archives. Find assertion that packages go in
>
> /System/Library/Frameworks/Python.framework/Versions/2.3/lib/ 
> python2.3/site-packages
>
> Find followup posting in February by Bob saying that:
>
> site-packages itself is a  symlink to /Library/Python/2.3
>
> Become further confused, because this is quite clearly *not* the case  
> on my system -- the two folders have utterly disparate content.
>
> Try copying wxPython folder from /Library/Python/2.3 to  
> /System/Library/Frameworks/Python.framework/Versions/2.3/lib/ 
> python2.3/site-packages
>
> Try to run demo again. Same result.
>
> Become utterly confused, decide to ask mailing list. Aim to put the  
> answer on the FAQ, where it clearly belongs.

It sounds like the wxPython installer, or something else, broke your  
installation.  /System/Library/..../python2.3/site-packages SHOULD BE a  
symlink to /Library/Python/2.3

-bob