From: Ben Darnell <ben@bendarnell.com>
Date: Mon, 23 Dec 2013 22:33:46 +0000 (-0500)
Subject: Improve log message for invalid unicode.
X-Git-Tag: v3.2.0b1~19
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=893c30d2dc8a16bea53e683f4903b83879b9d08f;p=thirdparty%2Ftornado.git

Improve log message for invalid unicode.

Truncate long values, and include the argument name if available.
---

diff --git a/tornado/web.py b/tornado/web.py
index 915ddb9d9..2f7e92ea0 100644
--- a/tornado/web.py
+++ b/tornado/web.py
@@ -450,7 +450,8 @@ class RequestHandler(object):
         try:
             return _unicode(value)
         except UnicodeDecodeError:
-            raise HTTPError(400, "Invalid unicode: %r" % value)
+            raise HTTPError(400, "Invalid unicode in %s: %r" %
+                            (name or "url", value[:40]))
 
     @property
     def cookies(self):