fix get_doc

turtle/equipment/turtle_device.py

@@ -41,7 +41,10 @@ class TurtleDevice(SynchronyDevice):
         descriptors = dict(actions=dict(), traits=dict())
         for k, v in self.turtle.__dict__.items():
             if not k.startswith("_"):
-                descriptors["traits"][k] = v
+                descriptors["traits"][k] = TraitDescriptor(k,
+                                                           inspect.getdoc(v),
+                                                           readable=True,
+                                                           writable=False)
 
         for m_name, member in inspect.getmembers(Turtle):
             if m_name.startswith("_"): continue