--- a/sat_frontends/quick_frontend/constants.py	Wed Jun 27 07:51:29 2018 +0200
+++ b/sat_frontends/quick_frontend/constants.py	Wed Jun 27 20:14:46 2018 +0200
@@ -24,11 +24,15 @@
 
 class Const(constants.Const):
 
-    PRESENCE = OrderedDict([("", _("Online")),
-                            ("chat", _("Free for chat")),
-                            ("away", _("Away from keyboard")),
-                            ("dnd", _("Do not disturb")),
-                            ("xa", _("Extended away"))])
+    PRESENCE = OrderedDict(
+        [
+            ("", _("Online")),
+            ("chat", _("Free for chat")),
+            ("away", _("Away from keyboard")),
+            ("dnd", _("Do not disturb")),
+            ("xa", _("Extended away")),
+        ]
+    )
 
     # from plugin_misc_text_syntaxes
     SYNTAX_XHTML = "XHTML"
@@ -42,27 +46,32 @@
     XMLUI_STATUS_CANCELLED = constants.Const.XMLUI_DATA_CANCELLED
 
     # Roster
-    CONTACT_GROUPS = 'groups'
-    CONTACT_RESOURCES = 'resources'
-    CONTACT_MAIN_RESOURCE = 'main_resource'
-    CONTACT_SPECIAL = 'special'
-    CONTACT_SPECIAL_GROUP = 'group'  # group chat special entity
-    CONTACT_SELECTED = 'selected'
+    CONTACT_GROUPS = "groups"
+    CONTACT_RESOURCES = "resources"
+    CONTACT_MAIN_RESOURCE = "main_resource"
+    CONTACT_SPECIAL = "special"
+    CONTACT_SPECIAL_GROUP = "group"  # group chat special entity
+    CONTACT_SELECTED = "selected"
     # used in handler to track where the contact is coming from
-    CONTACT_PROFILE = 'profile'
+    CONTACT_PROFILE = "profile"
     CONTACT_SPECIAL_ALLOWED = (CONTACT_SPECIAL_GROUP,)  # allowed values for special flag
     # set of forbidden names for contact data
-    CONTACT_DATA_FORBIDDEN = {CONTACT_GROUPS, CONTACT_RESOURCES, CONTACT_MAIN_RESOURCE,
-                              CONTACT_SELECTED, CONTACT_PROFILE}
+    CONTACT_DATA_FORBIDDEN = {
+        CONTACT_GROUPS,
+        CONTACT_RESOURCES,
+        CONTACT_MAIN_RESOURCE,
+        CONTACT_SELECTED,
+        CONTACT_PROFILE,
+    }
 
     # Chats
     CHAT_STATE_ICON = {
         "": u" ",
-        "active": u'✔',
-        "inactive": u'☄',
-        "gone": u'✈',
-        "composing": u'✎',
-        "paused": u"…"
+        "active": u"✔",
+        "inactive": u"☄",
+        "gone": u"✈",
+        "composing": u"✎",
+        "paused": u"…",
     }
 
     # Blogs
@@ -72,26 +81,36 @@
 
     # Widgets management
     # FIXME: should be in quick_frontend.constant, but Libervia doesn't inherit from it
-    WIDGET_NEW = 'NEW'
-    WIDGET_KEEP = 'KEEP'
-    WIDGET_RAISE = 'RAISE'
-    WIDGET_RECREATE = 'RECREATE'
+    WIDGET_NEW = "NEW"
+    WIDGET_KEEP = "KEEP"
+    WIDGET_RAISE = "RAISE"
+    WIDGET_RECREATE = "RECREATE"
 
     # Updates (generic)
-    UPDATE_DELETE = 'DELETE'
-    UPDATE_MODIFY = 'MODIFY'
-    UPDATE_ADD = 'ADD'
-    UPDATE_SELECTION = 'SELECTION'
+    UPDATE_DELETE = "DELETE"
+    UPDATE_MODIFY = "MODIFY"
+    UPDATE_ADD = "ADD"
+    UPDATE_SELECTION = "SELECTION"
     # high level update (i.e. not item level but organisation of items)
-    UPDATE_STRUCTURE = 'STRUCTURE'
+    UPDATE_STRUCTURE = "STRUCTURE"
 
-    LISTENERS = {'avatar', 'nick', 'presence', 'profilePlugged', 'disconnect', 'gotMenus',
-                 'menu', 'notification', 'notificationsClear', 'progressFinished',
-                 'progressError'}
+    LISTENERS = {
+        "avatar",
+        "nick",
+        "presence",
+        "profilePlugged",
+        "disconnect",
+        "gotMenus",
+        "menu",
+        "notification",
+        "notificationsClear",
+        "progressFinished",
+        "progressError",
+    }
 
     # Notifications
-    NOTIFY_MESSAGE = 'MESSAGE'  # a message has been received
-    NOTIFY_MENTION = 'MENTION'  # user has been mentionned
-    NOTIFY_PROGRESS_END = 'PROGRESS_END'  # a progression has finised
-    NOTIFY_GENERIC = 'GENERIC'  # a notification which has not its own type
+    NOTIFY_MESSAGE = "MESSAGE"  # a message has been received
+    NOTIFY_MENTION = "MENTION"  # user has been mentionned
+    NOTIFY_PROGRESS_END = "PROGRESS_END"  # a progression has finised
+    NOTIFY_GENERIC = "GENERIC"  # a notification which has not its own type
     NOTIFY_ALL = (NOTIFY_MESSAGE, NOTIFY_MENTION, NOTIFY_PROGRESS_END, NOTIFY_GENERIC)