Try to fix bug with PyPlot teach panel failing after a while

petercorke · petercorke · commit 26d6469cca81 · 2021-02-26T19:52:15.000+10:00
diff --git a/roboticstoolbox/backends/PyPlot/PyPlot.py b/roboticstoolbox/backends/PyPlot/PyPlot.py
@@ -313,7 +313,9 @@ def hold(self):           # pragma: no cover
         plt.ioff()
 
         try:
-            plt.show()
+            # plt.show()
+            while True:
+                self.step()
         except AttributeError:
             pass
 
@@ -422,7 +424,7 @@ def update(val, text, robot):  # pragma: no cover
             text_trans(text)
 
             # Step the environment
-            self.step(0)
+            # self.step(0)
 
         fig.subplots_adjust(left=0.25)
         text = []
