NixOS/nixpkgs — pull request #834 by peti (2013-08-15 07:54:49+00:00)
Title: Re-implement python-wrapper with buildEnv.

The new wrapper creates an environment that contains all files from
Python and the extra libraries that have been specified. All files are
found at run-time by means of the $PYTHONHOME variable; the wrapper no
longer uses $PYTHONPATH.