From a651a752487ef37edc50a6456629b54b9acbe7f2 Mon Sep 17 00:00:00 2001
From: Nikolay Golub <nikolay.v.golub@gmail.com>
Date: Sat, 30 Nov 2013 21:08:56 +0400
Subject: [PATCH] fix logging error with unicode spider name

Log message fails if spider name is in unicode, because "system" key in eventDict isn't encoded.
---
 scrapy/log.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scrapy/log.py b/scrapy/log.py
index 80926cd2f..eac3390bd 100644
--- a/scrapy/log.py
+++ b/scrapy/log.py
@@ -77,7 +77,7 @@ def _adapt_eventdict(eventDict, log_level=INFO, encoding='utf-8', prepend_level=
 
     spider = ev.get('spider')
     if spider:
-        ev['system'] = spider.name
+        ev['system'] = unicode_to_str(spider.name, encoding)
 
     lvlname = level_names.get(level, 'NOLEVEL')
     message = ev.get('message')