From 5803127930a06db2c9b31a7a37da8a0923474328 Mon Sep 17 00:00:00 2001
From: CPCLAB-UNIPI <40467044+CPCLAB-UNIPI@users.noreply.github.com>
Date: Mon, 15 Jul 2019 13:08:35 +0200
Subject: [PATCH] Update ARX_MIMO.py

Removing 'DISPLAY' check when plotting
---
 Examples/ARX_MIMO.py | 115 +++++++++++++++++++++----------------------
 1 file changed, 56 insertions(+), 59 deletions(-)

diff --git a/Examples/ARX_MIMO.py b/Examples/ARX_MIMO.py
index 8f692d4..627d486 100755
--- a/Examples/ARX_MIMO.py
+++ b/Examples/ARX_MIMO.py
@@ -161,62 +161,59 @@
 
 ######plot
 #  
-import os
-
-if 'DISPLAY' in os.environ:
-    import matplotlib.pyplot as plt
-
-    plt.close('all')
-    plt.figure(0)
-    plt.subplot(4, 1, 1)
-    plt.plot(Time, Usim[0, :])
-    plt.grid()
-    plt.ylabel("Input 1 PRBS")
-    plt.xlabel("Time")
-    plt.title("Input (Switch probability=0.03)")
-
-    plt.subplot(4, 1, 2)
-    plt.plot(Time, Usim[1, :])
-    plt.grid()
-    plt.ylabel("Input 2 PRBS")
-    plt.xlabel("Time")
-
-    plt.subplot(4, 1, 3)
-    plt.plot(Time, Usim[2, :])
-    plt.ylabel("Input 3 PRBS")
-    plt.xlabel("Time")
-    plt.grid()
-
-    plt.subplot(4, 1, 4)
-    plt.plot(Time, Usim[3, :])
-    plt.ylabel("Input 4 PRBS")
-    plt.xlabel("Time")
-    plt.grid()
-
-    plt.figure(3)
-    plt.subplot(3, 1, 1)
-    plt.plot(Time, Ytot1)
-    plt.plot(Time, Yout_id[:, 0])
-    plt.ylabel("y_1,out")
-    plt.grid()
-    plt.xlabel("Time")
-    plt.title("Gu (identification data)")
-    plt.legend(['Original system', 'Identified system'])
-
-    plt.subplot(3, 1, 2)
-    plt.plot(Time, Ytot2)
-    plt.plot(Time, Yout_id[:, 1])
-    plt.ylabel("y_2,out")
-    plt.grid()
-    plt.xlabel("Time")
-    plt.legend(['Original system', 'Identified system'])
-
-    plt.subplot(3, 1, 3)
-    plt.plot(Time, Ytot3)
-    plt.plot(Time, Yout_id[:, 2])
-    plt.ylabel("y_3,out")
-    plt.grid()
-    plt.xlabel("Time")
-    plt.legend(['Original system', 'Identified system'])
-
-    plt.show()
+import matplotlib.pyplot as plt
+
+plt.close('all')
+plt.figure(0)
+plt.subplot(4, 1, 1)
+plt.plot(Time, Usim[0, :])
+plt.grid()
+plt.ylabel("Input 1 PRBS")
+plt.xlabel("Time")
+plt.title("Input (Switch probability=0.03)")
+
+plt.subplot(4, 1, 2)
+plt.plot(Time, Usim[1, :])
+plt.grid()
+plt.ylabel("Input 2 PRBS")
+plt.xlabel("Time")
+
+plt.subplot(4, 1, 3)
+plt.plot(Time, Usim[2, :])
+plt.ylabel("Input 3 PRBS")
+plt.xlabel("Time")
+plt.grid()
+
+plt.subplot(4, 1, 4)
+plt.plot(Time, Usim[3, :])
+plt.ylabel("Input 4 PRBS")
+plt.xlabel("Time")
+plt.grid()
+
+plt.figure(3)
+plt.subplot(3, 1, 1)
+plt.plot(Time, Ytot1)
+plt.plot(Time, Yout_id[:, 0])
+plt.ylabel("y_1,out")
+plt.grid()
+plt.xlabel("Time")
+plt.title("Gu (identification data)")
+plt.legend(['Original system', 'Identified system'])
+
+plt.subplot(3, 1, 2)
+plt.plot(Time, Ytot2)
+plt.plot(Time, Yout_id[:, 1])
+plt.ylabel("y_2,out")
+plt.grid()
+plt.xlabel("Time")
+plt.legend(['Original system', 'Identified system'])
+
+plt.subplot(3, 1, 3)
+plt.plot(Time, Ytot3)
+plt.plot(Time, Yout_id[:, 2])
+plt.ylabel("y_3,out")
+plt.grid()
+plt.xlabel("Time")
+plt.legend(['Original system', 'Identified system'])
+
+plt.show()