From 653324ae6fd511c96ba0bdea5916aa9b3315d9c0 Mon Sep 17 00:00:00 2001
From: lilydjwg <lilydjwg@gmail.com>
Date: Wed, 8 Jan 2014 21:18:02 +0800
Subject: [PATCH] set 'oldver' and 'newver' to none if not provided

---
 nvchecker/core.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/nvchecker/core.py b/nvchecker/core.py
index cdf62a0..5c1277c 100644
--- a/nvchecker/core.py
+++ b/nvchecker/core.py
@@ -60,6 +60,7 @@ def write_verfile(file, versions):
 class Source:
   started = False
   tasks = 0
+  oldver = newver = None
   def __init__(self, file):
     self.config = config = configparser.ConfigParser(
       dict_type=dict, allow_no_value=True