Unwind attempt to use proxy in jupyterhub, at least for now

Author: Mark Gibbs

django_plotly_dash/dash_wrapper.py

@@ -83,10 +83,10 @@ def get_base_pathname(self, specific_identifier, stub=None):
         try:
             full_url = reverse(app_pathname,kwargs={'id':ndid})
         except:
-            if stub:
+            if stub is not None:
                 full_url = "%s/%s/" %(stub,ndid)
             else:
-                full_url = ndid
+                full_url = "/%s/"%ndid
 
         return ndid, full_url