Modified setup of matplotlib for Linux and Windows to force using QT5 backend. Problem is that with conda installed qt5/pyqt5 matplotlib still tries to use qt4 backend.

tools/plot_antenna_params.py

@@ -18,9 +18,14 @@
 
 import argparse
 import os
+import sys
 
 import h5py
 import numpy as np
+import matplotlib
+# Make sure QT5 is used if not on Mac OS X
+if sys.platform != 'darwin':
+    matplotlib.use('Qt5Agg')
 import matplotlib.pyplot as plt
 import matplotlib.gridspec as gridspec