[Distutils] pkg_resources._macosx_vers without using os.popen

Ronald Oussoren ronaldoussoren at mac.com
Wed Feb 14 20:47:46 CET 2007

On 14 Feb, 2007, at 1:15, Phillip J. Eby wrote:

> At 02:35 PM 2/13/2007 -0800, Ronald Oussoren wrote:
>> Philip,
>> The attached patched replaces pkg_resources._macosx_vers by a  
>> function that directly parses the relevant XML file instead of  
>> using sw_vers. The patch is an svn diff relative to the trunk.
>> The main reason I prefer this version is that I'm debugging some C  
>> code in a project using setuptools using command-line gdb (who  
>> needs IDE's?) and I often (but not always) get I/O errors when  
>> reading from a pipe to a forked-off process when running python  
>> from gdb. With this patch pkg_resources no longer forks of  
>> processes and gdb is  happy.
>> When you're not using gdb there's little reason to prefer this  
>> version over the original one.
> Your patch uses plistlib, which doesn't appear to be part of the  
> Python standard library.

It is on osx, the only platform where _macosx_vers is used.


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