Update virtual.rst (#975)

Assert now works without error.

Author: NiallDarwin

doc/interfaces/virtual.rst

@@ -95,7 +95,10 @@ Example
     bus1.send(msg1)
     msg2 = bus2.recv()
 
-    assert msg1 == msg2
+    #assert msg1 == msg2
+    assert msg1.arbitration_id == msg2.arbitration_id
+    assert msg1.data == msg2.data
+    assert msg1.timestamp != msg2.timestamp
 
 
 Bus Class Documentation