diff -r c02818d7e29f -r 7e61baa047f0 dialogs/DiscoveryDialog.py
--- a/dialogs/DiscoveryDialog.py	Mon Aug 14 22:30:41 2017 +0300
+++ b/dialogs/DiscoveryDialog.py	Mon Aug 14 23:27:15 2017 +0300
@@ -32,6 +32,7 @@
 
 service_type = '_PYRO._tcp.local.'
 
+
 class AutoWidthListCtrl(wx.ListCtrl, listmix.ListCtrlAutoWidthMixin):
     def __init__(self, parent, id, name, pos=wx.DefaultPosition,
                  size=wx.DefaultSize, style=0):
@@ -43,6 +44,7 @@
  ID_DISCOVERYDIALOGLOCALBUTTON, ID_DISCOVERYDIALOGIPBUTTON,
 ] = [wx.NewId() for _init_ctrls in range(6)]
 
+
 class DiscoveryDialog(wx.Dialog, listmix.ColumnSorterMixin):
 
     def _init_coll_MainSizer_Items(self, parent):