diff core/functions.py @ 978:a828e80223d2

Prevent 500 error when previewing no text. Don't call image_check() when there is no data.
author Brian Neal <bgneal@gmail.com>
date Mon, 05 Oct 2015 20:26:14 -0500
parents f5aa74dcdd7a
children e932f2ecd4a7
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