--- a/src/server/constants.py	Sun Jun 24 22:21:25 2018 +0200
+++ b/src/server/constants.py	Fri Jun 29 17:45:26 2018 +0200
@@ -22,9 +22,9 @@
 
 class Const(constants.Const):
 
-    APP_NAME = 'Libervia'
+    APP_NAME = "Libervia"
     APP_NAME_FILE = "libervia"
-    SERVICE_PROFILE = 'libervia'  # the SàT profile that is used for exporting the service
+    SERVICE_PROFILE = "libervia"  # the SàT profile that is used for exporting the service
 
     SESSION_TIMEOUT = 7200  # Session's timeout, after that the user will be disconnected
     HTML_DIR = "html/"
@@ -44,7 +44,7 @@
     SERVER_SECURITY_LIMIT = constants.Const.NO_SECURITY_LIMIT
 
     # keys for cache values we can get from browser
-    ALLOWED_ENTITY_DATA = {'avatar', 'nick'}
+    ALLOWED_ENTITY_DATA = {"avatar", "nick"}
 
     STATIC_RSM_MAX_LIMIT = 100
     STATIC_RSM_MAX_DEFAULT = 10
@@ -52,13 +52,33 @@
 
     ## Libervia pages ##
     PAGES_META_FILE = u"page_meta.py"
-    PAGES_ACCESS_NONE = u"none"  # no access to this page (using its path will return a 404 error)
+    PAGES_ACCESS_NONE = (
+        u"none"
+    )  #  no access to this page (using its path will return a 404 error)
     PAGES_ACCESS_PUBLIC = u"public"
-    PAGES_ACCESS_PROFILE = u"profile"  # a session with an existing profile must be started
-    PAGES_ACCESS_ADMIN = u"admin"  # only profiles set in admins_list can access the page
-    PAGES_ACCESS_ALL = (PAGES_ACCESS_NONE, PAGES_ACCESS_PUBLIC, PAGES_ACCESS_PROFILE, PAGES_ACCESS_ADMIN)
+    PAGES_ACCESS_PROFILE = (
+        u"profile"
+    )  # a session with an existing profile must be started
+    PAGES_ACCESS_ADMIN = u"admin"  #  only profiles set in admins_list can access the page
+    PAGES_ACCESS_ALL = (
+        PAGES_ACCESS_NONE,
+        PAGES_ACCESS_PUBLIC,
+        PAGES_ACCESS_PROFILE,
+        PAGES_ACCESS_ADMIN,
+    )
     # names of the page to use for menu
-    DEFAULT_MENU = ['login', 'chat', 'blog', 'forums', 'photos', 'files', 'events', 'tickets', 'merge-requests', 'app']
+    DEFAULT_MENU = [
+        "login",
+        "chat",
+        "blog",
+        "forums",
+        "photos",
+        "files",
+        "events",
+        "tickets",
+        "merge-requests",
+        "app",
+    ]
 
     ## Session flags ##
     FLAG_CONFIRM = u"CONFIRM"
@@ -67,8 +87,8 @@
     POST_NO_CONFIRM = u"POST_NO_CONFIRM"
 
     ## HTTP methods ##
-    HTTP_METHOD_GET = u'GET'
-    HTTP_METHOD_POST = u'POST'
+    HTTP_METHOD_GET = u"GET"
+    HTTP_METHOD_POST = u"POST"
 
     ## HTTP codes ##
     HTTP_SEE_OTHER = 303
@@ -84,4 +104,17 @@
 
     ## Date/Time ##
     HTTP_DAYS = ("Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun")
-    HTTP_MONTH = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec")
+    HTTP_MONTH = (
+        "Jan",
+        "Feb",
+        "Mar",
+        "Apr",
+        "May",
+        "Jun",
+        "Jul",
+        "Aug",
+        "Sep",
+        "Oct",
+        "Nov",
+        "Dec",
+    )