[capi-sig] Deploying embedded Python
jon at csh.rit.edu
Thu Jan 3 08:18:08 CET 2008
On Fri, Dec 21, 2007 at 01:30:35AM -0600, Jeff Rush wrote:
> > 2) How to isolate the embedded interpreter from environmental effects. I
> > have found that on occasion, the interpreter would pick up "stray"
> > installations which can cause weird problems. Which environmental
> > settings affect the startup of an embedded Python interpreter? How does
> > one work around/remove those dependencies? Is there any information
> > available about how exactly the startup works? What is being read/loaded
> > in which order etc?
> If you are picking up stray installations it is probably through the
> PYTHONPATH environment variable. For a brief understanding of these, run the
> command "python --help". For your embedded world, you ought to change your
> distributed code to use a different environment variable, maybe a prefix or
You can also set the Py_IgnoreEnvironmentFlag to 0 before calling
Py_Initialize(). This is the equivalent of running python with the -E
command line option:
-E : ignore environment variables (such as PYTHONPATH)
Jon Parise (jon of csh.rit.edu) :: "Scientia potentia est"
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