--- a/sat_frontends/primitivus/progress.py	Wed Jun 27 07:51:29 2018 +0200
+++ b/sat_frontends/primitivus/progress.py	Wed Jun 27 20:14:46 2018 +0200
@@ -34,54 +34,58 @@
         self.progress_dict = {}
         listbox = urwid.ListBox(self.progress_list)
         buttons = []
-        buttons.append(sat_widgets.CustomButton(_('Clear progress list'), self._onClear))
+        buttons.append(sat_widgets.CustomButton(_("Clear progress list"), self._onClear))
         max_len = max([button.getSize() for button in buttons])
-        buttons_wid = urwid.GridFlow(buttons,max_len,1,0,'center')
+        buttons_wid = urwid.GridFlow(buttons, max_len, 1, 0, "center")
         main_wid = sat_widgets.FocusFrame(listbox, footer=buttons_wid)
         urwid.WidgetWrap.__init__(self, main_wid)
 
     def add(self, progress_id, message, profile):
         mess_wid = urwid.Text(message)
-        progr_wid = urwid.ProgressBar('progress_normal', 'progress_complete')
+        progr_wid = urwid.ProgressBar("progress_normal", "progress_complete")
         column = urwid.Columns([mess_wid, progr_wid])
-        self.progress_dict[(progress_id, profile)] = {'full':column,'progress':progr_wid,'state':'init'}
+        self.progress_dict[(progress_id, profile)] = {
+            "full": column,
+            "progress": progr_wid,
+            "state": "init",
+        }
         self.progress_list.append(column)
         self.progressCB(self.host.loop, (progress_id, message, profile))
 
     def progressCB(self, loop, data):
         progress_id, message, profile = data
         data = self.host.bridge.progressGet(progress_id, profile)
-        pbar = self.progress_dict[(progress_id, profile)]['progress']
+        pbar = self.progress_dict[(progress_id, profile)]["progress"]
         if data:
-            if self.progress_dict[(progress_id, profile)]['state'] == 'init':
-                #first answer, we must construct the bar
-                self.progress_dict[(progress_id, profile)]['state'] = 'progress'
-                pbar.done = float(data['size'])
+            if self.progress_dict[(progress_id, profile)]["state"] == "init":
+                # first answer, we must construct the bar
+                self.progress_dict[(progress_id, profile)]["state"] = "progress"
+                pbar.done = float(data["size"])
 
-            pbar.set_completion(float(data['position']))
+            pbar.set_completion(float(data["position"]))
             self.updateNotBar()
         else:
-            if self.progress_dict[(progress_id, profile)]['state'] == 'progress':
-                self.progress_dict[(progress_id, profile)]['state'] = 'done'
+            if self.progress_dict[(progress_id, profile)]["state"] == "progress":
+                self.progress_dict[(progress_id, profile)]["state"] = "done"
                 pbar.set_completion(pbar.done)
                 self.updateNotBar()
                 return
 
-        loop.set_alarm_in(0.2,self.progressCB, (progress_id, message, profile))
+        loop.set_alarm_in(0.2, self.progressCB, (progress_id, message, profile))
 
     def _removeBar(self, progress_id, profile):
-        wid = self.progress_dict[(progress_id, profile)]['full']
+        wid = self.progress_dict[(progress_id, profile)]["full"]
         self.progress_list.remove(wid)
-        del(self.progress_dict[(progress_id, profile)])
+        del (self.progress_dict[(progress_id, profile)])
 
     def _onClear(self, button):
-       to_remove = []
-       for progress_id, profile in self.progress_dict:
-           if self.progress_dict[(progress_id, profile)]['state'] == 'done':
-               to_remove.append((progress_id, profile))
-       for progress_id, profile in to_remove:
-           self._removeBar(progress_id, profile)
-       self.updateNotBar()
+        to_remove = []
+        for progress_id, profile in self.progress_dict:
+            if self.progress_dict[(progress_id, profile)]["state"] == "done":
+                to_remove.append((progress_id, profile))
+        for progress_id, profile in to_remove:
+            self._removeBar(progress_id, profile)
+        self.updateNotBar()
 
     def updateNotBar(self):
         if not self.progress_dict:
@@ -90,9 +94,8 @@
         progress = 0
         nb_bars = 0
         for progress_id, profile in self.progress_dict:
-            pbar = self.progress_dict[(progress_id, profile)]['progress']
-            progress += pbar.current/pbar.done*100
-            nb_bars+=1
-        av_progress = progress/float(nb_bars)
+            pbar = self.progress_dict[(progress_id, profile)]["progress"]
+            progress += pbar.current / pbar.done * 100
+            nb_bars += 1
+        av_progress = progress / float(nb_bars)
         self.host.setProgress(av_progress)
-