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From: Gelonida N <gelonida@gmail.com>
Subject: portable way of locating an executable (like which)
Date: Thu, 20 Sep 2012 23:06:46 +0200
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Xref: csiph.com comp.lang.python:29577

I'd like to implement the equivalent functionality of the unix command
/usr/bin/which

The function should work under Linux and under windows.

Did anybody already implement such a function.
If not, is there a portable way of splitting the environment variable PATH?

Thanks for any sugestions