From be3310285e9f69c45ffac2e05912759b5b277ac6 Mon Sep 17 00:00:00 2001
From: "J.A. de Jong" <j.a.dejong@ascee.nl>
Date: Thu, 11 Oct 2018 08:16:51 +0200
Subject: [PATCH] Split up init_backend to init_matplotlib

---
 lasp/tools/config.py | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/lasp/tools/config.py b/lasp/tools/config.py
index 66313ea..b2cfc7d 100644
--- a/lasp/tools/config.py
+++ b/lasp/tools/config.py
@@ -11,13 +11,11 @@ _report_quality = False
 _init = False
 
 
-def init_backend(report_quality=False):
+def init_matplotlib(report_quality=False):
     global _init
     if not _init:
-        print('Initializing matplotlib...')
         _init = True
-        import matplotlib
-        matplotlib.use('Qt5Agg')
+        print('Initializing matplotlib...')
         preamble = [
               r'\usepackage{libertine-type1}'
               r'\usepackage[libertine]{newtxmath}'
@@ -32,9 +30,19 @@ def init_backend(report_quality=False):
             'pgf.texsystem': 'pdflatex',
             'pgf.preamble': preamble,
         }
+        import matplotlib
         matplotlib.rcParams.update(params)
         global _report_quality
         _report_quality = report_quality
+
+
+def init_backend(report_quality=False):
+    global _init
+    if not _init:
+        _init = True
+        import matplotlib
+        matplotlib.use('Qt5Agg')
+        init_matplotlib(report_quality)
         import matplotlib.pyplot as plt
         plt.ion()