--- a/sat/tools/common/template_xmlui.py	Wed Jun 27 07:51:29 2018 +0200
+++ b/sat/tools/common/template_xmlui.py	Wed Jun 27 20:14:46 2018 +0200
@@ -23,14 +23,16 @@
 """
 
 from sat.core.log import getLogger
+
 log = getLogger(__name__)
 from sat_frontends.tools import xmlui
 
 
 ## Widgets ##
 
+
 class Widget(object):
-    category = u'widget'
+    category = u"widget"
     type = None
     enabled = True
     read_only = True
@@ -44,7 +46,6 @@
 
 
 class ValueWidget(Widget):
-
     def __init__(self, xmlui_parent, value):
         super(ValueWidget, self).__init__(xmlui_parent)
         self.value = value
@@ -55,21 +56,19 @@
 
     @property
     def labels(self):
-        # helper property, there is not label for ValueWidget
+        #  helper property, there is not label for ValueWidget
         # but using labels make rendering more easy (one single method to call)
-        # values are actually returned
+        #  values are actually returned
         return [self.value]
 
 
 class InputWidget(ValueWidget):
-
     def __init__(self, xmlui_parent, value, read_only=False):
         super(InputWidget, self).__init__(xmlui_parent, value)
         self.read_only = read_only
 
 
 class OptionsWidget(Widget):
-
     def __init__(self, xmlui_parent, options, selected, style):
         super(OptionsWidget, self).__init__(xmlui_parent)
         self.options = options
@@ -91,21 +90,20 @@
     def items(self):
         """return suitable items, according to style"""
         no_select = self.no_select
-        for value,label in self.options:
+        for value, label in self.options:
             if no_select or value in self.selected:
-                yield value,label
+                yield value, label
 
     @property
     def inline(self):
-        return u'inline' in self.style
+        return u"inline" in self.style
 
     @property
     def no_select(self):
-        return u'noselect' in self.style
+        return u"noselect" in self.style
 
 
 class EmptyWidget(xmlui.EmptyWidget, Widget):
-
     def __init__(self, _xmlui_parent):
         Widget.__init__(self)
 
@@ -143,8 +141,9 @@
 
 ## Containers ##
 
+
 class Container(object):
-    category = u'container'
+    category = u"container"
     type = None
 
     def __init__(self, xmlui_parent):
@@ -162,26 +161,27 @@
 
 
 class VerticalContainer(xmlui.VerticalContainer, Container):
-    type = u'vertical'
+    type = u"vertical"
 
 
 class PairsContainer(xmlui.PairsContainer, Container):
-    type = u'pairs'
+    type = u"pairs"
 
 
 class LabelContainer(xmlui.PairsContainer, Container):
-    type = u'label'
+    type = u"label"
 
 
 ## Factory ##
 
+
 class WidgetFactory(object):
-
     def __getattr__(self, attr):
         if attr.startswith("create"):
             cls = globals()[attr[6:]]
             return cls
 
+
 ## Core ##