[Python-Dev] towards a stricter definition of sys.executable
trentm at ActiveState.com
Thu Mar 16 19:00:28 CET 2006
> Fredrik Lundh wrote:
> > a) sys.executable points to the executable that was used to load the
> > Python interpreter library/dll.
> > this use is supported by the docstring and the implementation, and is quite
> > common in the wild. an application using this interpretation may
> > - call sys.executable to run another instance of itself
> > - extract data from resources embedded in (or attached to) sys.executable
> > - locate configuration data etc via os.path.dirname(sys.executable)
> > etc.
[Thomas Heller wrote]
> py2exe used the a) interpretation. It uses sys.executable to find the exe that is currently
> running, for registration of COM servers, and for finding resources in the exe: the manifest
> file that's needed for GUI applications on WindowsXP to give the native XP look and feel,
> icons, typelibs, and more.
> The use case for b) 'call sys.executable to run a Python script' makes no sense for
> a py2exe'd application.
Ditto on both counts for PyXPCOM (Python embedded in Mozilla).
TrentM at ActiveState.com
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