ensure passed value is an ndarray

petercorke · petercorke · commit 3eacb62fdefc · 2021-04-08T12:40:49.000+10:00
diff --git a/roboticstoolbox/robot/Robot.py b/roboticstoolbox/robot/Robot.py
@@ -1638,6 +1638,8 @@ def teach(
 
         if q is None:
             q = np.zeros((self.n,))
+        else:
+            q = getvector(q, self.n)
 
         # Make an empty 3D figure
         env = self._get_graphical_backend(backend)
