Python is plenty fast for most automation tasks.
Projects like Cython allow to tweak without too much effort the parts of a program that need an extra-boost.
Last but not least, there have been discussions in the Python community in the last weeks of ways to speed up considerably the default (CPython) implementation.
Hopefully, all of this will bear some fruits in the next 2-5 years. Guido will probably help from his new position at Microsoft.
This piqued my interest. I found this, by Mark Shannon: https://mail.python.org/archives/list/[email protected]/...
Is that what you mean?
Try building a Unix app, with data in standard Unix locations(bin, shared, lib, etc) and you'll find that you have to write custom code.
And Google searches don't help :(