From: Antonio Ospite <ao2@ao2.it>
Date: Wed, 27 Jun 2018 14:08:15 +0000 (+0200)
Subject: svg_tetraflexagon_editor.py: fix coding style
X-Git-Url: https://git.ao2.it/flexagon-toolkit.git/commitdiff_plain/a0b453d3007220ba4e509db8c0bcbb09faf1d10d?hp=a0b453d3007220ba4e509db8c0bcbb09faf1d10d

svg_tetraflexagon_editor.py: fix coding style

Add an expected blank line between a class and a function, reported by
pycodestyle:

  $ pycodestyle svg_tetraflexagon_editor.py
  svg_tetraflexagon_editor.py:117:1: E302 expected 2 blank lines, found 1
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