From 533b9cf24f19d9efc4c8cc986f8fb9323e86864e Mon Sep 17 00:00:00 2001
From: Victor Zverovich <victor.zverovich@gmail.com>
Date: Sat, 26 Jul 2014 21:14:40 -0700
Subject: [PATCH] Add missing import.

---
 doc/conf.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/conf.py b/doc/conf.py
index 283edc9f..46df5a22 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -11,7 +11,7 @@
 # All configuration values have a default; values that are commented out
 # serve to show the default.
 
-import sys, os, re
+import sys, os, re, subprocess
 
 # If extensions (or modules to document with autodoc) are in another directory,
 # add these directories to sys.path here. If the directory is relative to the