From: Raymond Hettinger <python@rcn.com>
Date: Tue, 8 Jan 2008 02:02:05 +0000 (+0000)
Subject: Expand comment.
X-Git-Tag: v2.6a1~678
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=581671419f62ebc6155ff47929a531a6904f3c19;p=python

Expand comment.
---

diff --git a/Lib/collections.py b/Lib/collections.py
index 099cdd62bd..a234b44902 100644
--- a/Lib/collections.py
+++ b/Lib/collections.py
@@ -34,7 +34,8 @@ def namedtuple(typename, field_names, verbose=False):
 
     """
 
-    # Parse and validate the field names
+    # Parse and validate the field names.  Validation serves two purposes,
+    # generating informative error messages and preventing template injection attacks.
     if isinstance(field_names, basestring):
         field_names = field_names.replace(',', ' ').split() # names separated by whitespace and/or commas
     field_names = tuple(field_names)