From 5139843c5c99d0050443f7e815d2aa672ddd491f Mon Sep 17 00:00:00 2001
From: Pablo Hoffman <pablo@pablohoffman.com>
Date: Mon, 9 Aug 2010 11:07:45 -0300
Subject: [PATCH] avoid noisy KeyError in enqueue_scrape, when closing spiders
 manually

---
 scrapy/core/scraper.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/scrapy/core/scraper.py b/scrapy/core/scraper.py
index 0edfb5639..58d9af47c 100644
--- a/scrapy/core/scraper.py
+++ b/scrapy/core/scraper.py
@@ -92,7 +92,9 @@ class Scraper(object):
             site.closing.callback(None)
 
     def enqueue_scrape(self, response, request, spider):
-        site = self.sites[spider]
+        site = self.sites.get(spider, None)
+        if site is None:
+            return
         dfd = site.add_response_request(response, request)
         def finish_scraping(_):
             site.finish_response(response)