[mousetrap/gnome3-wip: 203/240] Speed up and make mt-guess-prefix more accurate.

[Heidi Ellis <heidiellis src gnome org>]

commit ed9a9af94e2ee597c5fa2b68a3c6eafa62348776
Author: Stoney Jackson <dr stoney gmail com>
Date:   Sat Jun 28 22:56:47 2014 -0400

    Speed up and make mt-guess-prefix more accurate.

 bin/mt-guess-prefix |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/bin/mt-guess-prefix b/bin/mt-guess-prefix
index b3dd952..d82aecf 100755
--- a/bin/mt-guess-prefix
+++ b/bin/mt-guess-prefix
@@ -1,2 +1,2 @@
 #!/usr/bin/env bash
-dirname $(dirname $(find /usr -type f -regex ".*/bin/python2.7" 2> /dev/null | head -1))
+python -c "import site; print '/'.join(site.getsitepackages()[0].split('/')[:2])"