Don't explicitly request python2.4.

This is obsolete historical cruft.

Change-Id: I140a93ac04f5be0034812f90204e6f9ae36d2d5f
diff --git a/tools/generate-operator-out.py b/tools/generate-operator-out.py
index 91d4669..ba2b4d1 100755
--- a/tools/generate-operator-out.py
+++ b/tools/generate-operator-out.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python2.4
+#!/usr/bin/python
 #
 # Copyright 2012 Google Inc. All Rights Reserved.
 #