From 88ae5ccb2f0a3e529160fdad65a38de379e13f3d Mon Sep 17 00:00:00 2001
From: Ruben Horn <>
Date: Thu, 9 Jun 2022 20:59:13 +0200
Subject: [PATCH] switch mpl backend to avoid segfault on M1 Mac

---
 Python3Code/Chapter8/LearningAlgorithmsTemporal.py | 4 ++++
 Python3Code/ch3_visualization.py                   | 4 ++++
 Python3Code/ch4_visualization.py                   | 4 ++++
 Python3Code/ch5_visualization.py                   | 4 ++++
 Python3Code/ch6_visualization.py                   | 4 ++++
 Python3Code/ch7_visualization.py                   | 4 ++++
 Python3Code/ch8_visualization.py                   | 4 ++++
 7 files changed, 28 insertions(+)

diff --git a/Python3Code/Chapter8/LearningAlgorithmsTemporal.py b/Python3Code/Chapter8/LearningAlgorithmsTemporal.py
index 87a934d2..21d96fa1 100755
--- a/Python3Code/Chapter8/LearningAlgorithmsTemporal.py
+++ b/Python3Code/Chapter8/LearningAlgorithmsTemporal.py
@@ -7,6 +7,10 @@
 #                                                            #
 ##############################################################
 
+# Avoid `Segmentation Fault: 11` on M1 Mac
+import matplotlib as mpl
+mpl.use('tkagg')
+
 import pandas as pd
 import scipy.linalg
 import copy
diff --git a/Python3Code/ch3_visualization.py b/Python3Code/ch3_visualization.py
index 1d469fd7..91f9e075 100755
--- a/Python3Code/ch3_visualization.py
+++ b/Python3Code/ch3_visualization.py
@@ -7,6 +7,10 @@
 #                                                            #
 ##############################################################
 
+# Avoid `Segmentation Fault: 11` on M1 Mac
+import matplotlib as mpl
+mpl.use('tkagg')
+
 import pandas as pd
 import numpy as np
 import matplotlib.pyplot as plt
diff --git a/Python3Code/ch4_visualization.py b/Python3Code/ch4_visualization.py
index 0f542d22..576c2316 100755
--- a/Python3Code/ch4_visualization.py
+++ b/Python3Code/ch4_visualization.py
@@ -7,6 +7,10 @@
 #                                                            #
 ##############################################################
 
+# Avoid `Segmentation Fault: 11` on M1 Mac
+import matplotlib as mpl
+mpl.use('tkagg')
+
 import pandas as pd
 import numpy as np
 import matplotlib.pyplot as plt
diff --git a/Python3Code/ch5_visualization.py b/Python3Code/ch5_visualization.py
index 82d95c5d..f48e5501 100755
--- a/Python3Code/ch5_visualization.py
+++ b/Python3Code/ch5_visualization.py
@@ -7,6 +7,10 @@
 #                                                            #
 ##############################################################
 
+# Avoid `Segmentation Fault: 11` on M1 Mac
+import matplotlib as mpl
+mpl.use('tkagg')
+
 import pandas as pd
 import numpy as np
 import matplotlib.pyplot as plt
diff --git a/Python3Code/ch6_visualization.py b/Python3Code/ch6_visualization.py
index 80e7d726..ec60abc6 100755
--- a/Python3Code/ch6_visualization.py
+++ b/Python3Code/ch6_visualization.py
@@ -7,6 +7,10 @@
 #                                                            #
 ##############################################################
 
+# Avoid `Segmentation Fault: 11` on M1 Mac
+import matplotlib as mpl
+mpl.use('tkagg')
+
 import pandas as pd
 import numpy as np
 import matplotlib.pyplot as plot
diff --git a/Python3Code/ch7_visualization.py b/Python3Code/ch7_visualization.py
index 6fbbb6b8..27696789 100755
--- a/Python3Code/ch7_visualization.py
+++ b/Python3Code/ch7_visualization.py
@@ -7,6 +7,10 @@
 #                                                            #
 ##############################################################
 
+# Avoid `Segmentation Fault: 11` on M1 Mac
+import matplotlib as mpl
+mpl.use('tkagg')
+
 import pandas as pd
 import numpy as np
 import matplotlib.pyplot as plot
diff --git a/Python3Code/ch8_visualization.py b/Python3Code/ch8_visualization.py
index 2e968a17..d30954ec 100755
--- a/Python3Code/ch8_visualization.py
+++ b/Python3Code/ch8_visualization.py
@@ -7,6 +7,10 @@
 #                                                            #
 ##############################################################
 
+# Avoid `Segmentation Fault: 11` on M1 Mac
+import matplotlib as mpl
+mpl.use('tkagg')
+
 import pandas as pd
 import numpy as np
 import matplotlib.pyplot as plot