Run python with flag "-O" by default

This will discard assert statements which are unnecessary
for end users.

1 files changed, 1 insertions, 1 deletions

diff --git a/ranger.py b/ranger.py
index 754f0a8f..aca1b557 100755
--- a/ranger.py
+++ b/ranger.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python -O
 # coding=utf-8
 #
 # Ranger: Explore your forest of files from inside your terminal