From 45aa4e522954b28269abf1b250a1de1464a92748 Mon Sep 17 00:00:00 2001
From: Benjamin Peterson <benjamin@python.org>
Date: Mon, 19 Mar 2012 20:04:55 -0400
Subject: [PATCH] remove unused import

---
 _pytest/assertion/rewrite.py | 1 -
 1 file changed, 1 deletion(-)

diff --git a/_pytest/assertion/rewrite.py b/_pytest/assertion/rewrite.py
index cf295ef1b..97eeb6623 100644
--- a/_pytest/assertion/rewrite.py
+++ b/_pytest/assertion/rewrite.py
@@ -1,7 +1,6 @@
 """Rewrite assertion AST to produce nice error messages"""
 
 import ast
-import collections
 import errno
 import itertools
 import imp