From 0f3f855da798b29a240a6a490a2bc7a34a1ad578 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Sun, 17 Apr 2011 11:21:02 -0600
Subject: [PATCH] ...

---
 src/calibre/ebooks/metadata/sources/base.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/calibre/ebooks/metadata/sources/base.py b/src/calibre/ebooks/metadata/sources/base.py
index 9e574614e9..c9639bf531 100644
--- a/src/calibre/ebooks/metadata/sources/base.py
+++ b/src/calibre/ebooks/metadata/sources/base.py
@@ -298,6 +298,9 @@ class Source(Plugin):
             [
                 # Remove things like: (2010) (Omnibus) etc.
                 (r'(?i)[({\[](\d{4}|omnibus|anthology|hardcover|paperback|mass\s*market|edition|ed\.)[\])}]', ''),
+                # Remove any strings that contain the substring edition inside
+                # parentheses
+                (r'(?i)[({\[].*?(edition|ed.).*?[\]})]', ''),
                 # Remove commas used a separators in numbers
                 (r'(\d+),(\d+)', r'\1\2'),
                 # Remove hyphens only if they have whitespace before them