From 3d121898e20b2cd0b3f06ee9f0a3928377f0eb81 Mon Sep 17 00:00:00 2001
From: Pablo Hoffman <pablo@pablohoffman.com>
Date: Mon, 9 Aug 2010 13:32:44 -0300
Subject: [PATCH] add signal handler name when logging errors

---
 scrapy/utils/signal.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/scrapy/utils/signal.py b/scrapy/utils/signal.py
index dc5471616..6ea68b0da 100644
--- a/scrapy/utils/signal.py
+++ b/scrapy/utils/signal.py
@@ -23,7 +23,8 @@ def send_catch_log(signal=Any, sender=Anonymous, *arguments, **named):
             result = Failure()
         except Exception:
             result = Failure()
-            log.err(result, "Signal handler error", spider=spider)
+            log.err(result, "Error caught on signal handler: %s" % receiver, \
+                spider=spider)
         else:
             result = response
         responses.append((receiver, result))