Boost C++ Libraries

...one of the most highly regarded and expertly designed C++ library projects in the world. — Herb Sutter and Andrei Alexandrescu, C++ Coding Standards

libs/python/test/pyrun.py

import sys

pythonpath = sys.argv[1]
scriptfile = sys.argv[2]
sys.argv = sys.argv[2:]
sys.path.append(pythonpath)
exec(compile(open(scriptfile).read(), scriptfile, 'exec'))