From 783656cf5ba0e38fb0bf915019e6a720d47a9baf Mon Sep 17 00:00:00 2001
From: Malcolm Tredinnick <malcolm.tredinnick@gmail.com>
Date: Mon, 13 Sep 2010 05:08:24 +0000
Subject: [PATCH] Documented the permitted syntax for template variable names.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@13822 bcc190cf-cafb-0310-a4f2-bffc1f526a37
---
 docs/topics/templates.txt | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/docs/topics/templates.txt b/docs/topics/templates.txt
index 492d23d716..c3fdd2cf0e 100644
--- a/docs/topics/templates.txt
+++ b/docs/topics/templates.txt
@@ -79,7 +79,11 @@ Variables
 
 Variables look like this: ``{{ variable }}``. When the template engine
 encounters a variable, it evaluates that variable and replaces it with the
-result.
+result. Variable names consist of any combination of alphanumeric characters
+and the underscore (``"_"``). The dot (``"."``) also appears in variable
+sections, although that has a special meaning, as indicated below.
+Importantly, *you cannot have spaces or punctuation characters in variable
+names.*
 
 Use a dot (``.``) to access attributes of a variable.