Fixed import

jhavl · jhavl · commit 352742bd8dad · 2020-09-07T09:52:50.000+10:00
diff --git a/ropy/backend/__init__.py b/ropy/backend/__init__.py
@@ -1,3 +1,7 @@
 from ropy.backend.PyPlot import *
-from ropy.backend.Sim import *
 from ropy.backend.urdf import *
+
+try:
+    from ropy.backend.Sim import *
+except ModuleNotFoundError:
+    pass
