From 0faec7c5d6c55f3451dc4087112718ce1d34a807 2014-03-26 00:43:34
From: MinRK <benjaminrk@gmail.com>
Date: 2014-03-26 00:43:34
Subject: [PATCH] fix check for empty cells in rst template

used isspace before, which is wrong from empty strings
---

diff --git a/IPython/nbconvert/templates/rst.tpl b/IPython/nbconvert/templates/rst.tpl
index fdabe2a..1dc7f69 100644
--- a/IPython/nbconvert/templates/rst.tpl
+++ b/IPython/nbconvert/templates/rst.tpl
@@ -8,7 +8,7 @@
 {% endblock output_prompt %}
 
 {% block input %}
-{%- if not cell.input.isspace() -%}
+{%- if cell.input.strip() -%}
 .. code:: python
 
 {{ cell.input | indent}}