--- a/sat/bridge/bridge_constructor/constructors/dbus-xml/constructor.py	Wed Jun 27 07:51:29 2018 +0200
+++ b/sat/bridge/bridge_constructor/constructors/dbus-xml/constructor.py	Wed Jun 27 20:14:46 2018 +0200
@@ -1,5 +1,5 @@
 #!/usr/bin/env python2
-#-*- coding: utf-8 -*-
+# -*- coding: utf-8 -*-
 
 # SàT: a XMPP client
 # Copyright (C) 2009-2018 Jérôme Poisson (goffi@goffi.org)
@@ -30,62 +30,73 @@
 
         self.template = "dbus_xml_template.xml"
         self.core_dest = "org.goffi.sat.xml"
-        self.default_annotation = {'a{ss}': 'StringDict',
-                                   'a(sa{ss}as)': 'QList<Contact>',
-                                   'a{i(ss)}': 'HistoryT',
-                                   'a(sss)': 'QList<MenuT>',
-                                   'a{sa{s(sia{ss})}}': 'PresenceStatusT',
-                                   }
+        self.default_annotation = {
+            "a{ss}": "StringDict",
+            "a(sa{ss}as)": "QList<Contact>",
+            "a{i(ss)}": "HistoryT",
+            "a(sss)": "QList<MenuT>",
+            "a{sa{s(sia{ss})}}": "PresenceStatusT",
+        }
 
     def generateCoreSide(self):
         try:
             doc = minidom.parse(self.getTemplatePath(self.template))
-            interface_elt = doc.getElementsByTagName('interface')[0]
+            interface_elt = doc.getElementsByTagName("interface")[0]
         except IOError:
-            print ("Can't access template")
+            print("Can't access template")
             sys.exit(1)
         except IndexError:
-            print ("Template error")
+            print("Template error")
             sys.exit(1)
 
         sections = self.bridge_template.sections()
         sections.sort()
         for section in sections:
             function = self.getValues(section)
-            print ("Adding %s %s" % (section, function["type"]))
-            new_elt = doc.createElement('method' if function["type"] == 'method' else 'signal')
-            new_elt.setAttribute('name', section)
+            print("Adding %s %s" % (section, function["type"]))
+            new_elt = doc.createElement(
+                "method" if function["type"] == "method" else "signal"
+            )
+            new_elt.setAttribute("name", section)
 
             idx = 0
             args_doc = self.getArgumentsDoc(section)
-            for arg in self.argumentsParser(function['sig_in'] or ''):
-                arg_elt = doc.createElement('arg')
-                arg_elt.setAttribute('name', args_doc[idx][0] if idx in args_doc else "arg_%i" % idx)
-                arg_elt.setAttribute('type', arg)
-                _direction = 'in' if function["type"] == 'method' else 'out'
-                arg_elt.setAttribute('direction', _direction)
+            for arg in self.argumentsParser(function["sig_in"] or ""):
+                arg_elt = doc.createElement("arg")
+                arg_elt.setAttribute(
+                    "name", args_doc[idx][0] if idx in args_doc else "arg_%i" % idx
+                )
+                arg_elt.setAttribute("type", arg)
+                _direction = "in" if function["type"] == "method" else "out"
+                arg_elt.setAttribute("direction", _direction)
                 new_elt.appendChild(arg_elt)
                 if "annotation" in self.args.flags:
                     if arg in self.default_annotation:
                         annot_elt = doc.createElement("annotation")
-                        annot_elt.setAttribute('name', "com.trolltech.QtDBus.QtTypeName.In%d" % idx)
-                        annot_elt.setAttribute('value', self.default_annotation[arg])
+                        annot_elt.setAttribute(
+                            "name", "com.trolltech.QtDBus.QtTypeName.In%d" % idx
+                        )
+                        annot_elt.setAttribute("value", self.default_annotation[arg])
                         new_elt.appendChild(annot_elt)
                 idx += 1
 
-            if function['sig_out']:
-                arg_elt = doc.createElement('arg')
-                arg_elt.setAttribute('type', function['sig_out'])
-                arg_elt.setAttribute('direction', 'out')
+            if function["sig_out"]:
+                arg_elt = doc.createElement("arg")
+                arg_elt.setAttribute("type", function["sig_out"])
+                arg_elt.setAttribute("direction", "out")
                 new_elt.appendChild(arg_elt)
                 if "annotation" in self.args.flags:
-                    if function['sig_out'] in self.default_annotation:
+                    if function["sig_out"] in self.default_annotation:
                         annot_elt = doc.createElement("annotation")
-                        annot_elt.setAttribute('name', "com.trolltech.QtDBus.QtTypeName.Out0")
-                        annot_elt.setAttribute('value', self.default_annotation[function['sig_out']])
+                        annot_elt.setAttribute(
+                            "name", "com.trolltech.QtDBus.QtTypeName.Out0"
+                        )
+                        annot_elt.setAttribute(
+                            "value", self.default_annotation[function["sig_out"]]
+                        )
                         new_elt.appendChild(annot_elt)
 
             interface_elt.appendChild(new_elt)
 
-        #now we write to final file
+        # now we write to final file
         self.finalWrite(self.core_dest, [doc.toprettyxml()])