diff -r dea107dce0c4 -r 750eeb7230a1 dialogs/DiscoveryDialog.py
--- a/dialogs/DiscoveryDialog.py	Mon Aug 14 21:31:01 2017 +0300
+++ b/dialogs/DiscoveryDialog.py	Mon Aug 14 22:23:17 2017 +0300
@@ -156,7 +156,7 @@
     def OnIpButton(self, event):
         if self.LatestSelection is not None:
             l = lambda col : self.getColumnText(self.LatestSelection,col)
-            self.URI = "%s://%s:%s"%tuple(map(l,(1,2,3)))
+            self.URI = "%s://%s:%s" % tuple(map(l,(1,2,3)))
             self.EndModal(wx.ID_OK)
         event.Skip()
 
@@ -188,7 +188,7 @@
         self.LatestSelection = idx
         svcname = self.getColumnText(idx, 0)
         connect_type = self.getColumnText(idx, 1)
-        self.URI = "%s://%s"%(connect_type, svcname + '.' + service_type)
+        self.URI = "%s://%s" % (connect_type, svcname + '.' + service_type)
 
     def GetURI(self):
         return self.URI