--- a/sat/bridge/bridge_constructor/constructors/pb/pb_frontend_template.py	Wed Jun 27 07:51:29 2018 +0200
+++ b/sat/bridge/bridge_constructor/constructors/pb/pb_frontend_template.py	Wed Jun 27 20:14:46 2018 +0200
@@ -1,5 +1,5 @@
 #!/usr/bin/env python2
-#-*- coding: utf-8 -*-
+# -*- coding: utf-8 -*-
 
 # SAT communication bridge
 # Copyright (C) 2009-2018 Jérôme Poisson (goffi@goffi.org)
@@ -18,6 +18,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 from sat.core.log import getLogger
+
 log = getLogger(__name__)
 from sat.core import exceptions
 from twisted.spread import pb
@@ -25,11 +26,9 @@
 
 
 class SignalsHandler(pb.Referenceable):
-
     def __getattr__(self, name):
         if name.startswith("remote_"):
-            log.debug(u"calling an unregistered signal: {name}".format(
-                name = name[7:]))
+            log.debug(u"calling an unregistered signal: {name}".format(name=name[7:]))
             return lambda *args, **kwargs: None
 
         else:
@@ -43,13 +42,15 @@
         except AttributeError:
             pass
         else:
-            raise exceptions.InternalError(u"{name} signal handler has been registered twice".format(
-                name = method_name))
+            raise exceptions.InternalError(
+                u"{name} signal handler has been registered twice".format(
+                    name=method_name
+                )
+            )
         setattr(self, method_name, handler)
 
 
 class Bridge(object):
-
     def __init__(self):
         self.signals_handler = SignalsHandler()
 
@@ -81,11 +82,11 @@
         callback = errback = None
         if kwargs:
             try:
-                callback = kwargs.pop('callback')
+                callback = kwargs.pop("callback")
             except KeyError:
                 pass
             try:
-                errback = kwargs.pop('errback')
+                errback = kwargs.pop("errback")
             except KeyError:
                 pass
         elif len(args) >= 2 and callable(args[-1]) and callable(args[-2]):
@@ -124,4 +125,5 @@
     def register_signal(self, functionName, handler, iface="core"):
         self.signals_handler.register_signal(functionName, handler, iface)
 
+
 ##METHODS_PART##