Fix flake8

res.py

@@ -15,8 +15,8 @@ class User:
     def __setup__(cls):
         super(User, cls).__setup__()
         cls._error_messages.update({
-                'set_passwd_ldap_user': ('You can not set the password of ldap '
-                    'user "%s".'),
+                'set_passwd_ldap_user': (
+                    'You can not set the password of ldap user "%s".'),
                 })
 
     @staticmethod

tests/__init__.py

@@ -2,3 +2,5 @@
 #this repository contains the full copyright notices and license terms.
 
 from .test_ldap_authentication import suite
+
+__all__ = ['suite']