# HG changeset patch
# User Søren Løvborg <sorenl@unity3d.com>
# Date 2017-01-02 21:43:53
# Node ID 1341be63734a5b90253bdd1589caf1a01e9266d1
# Parent  9cf90371d0f107664ac324eb2ea28063e6172695

cleanup: use standard NotImplementedError for abstract methods

From the Python docs on NotImplementedError:

    In user defined base classes, abstract methods should raise this
    exception when they require derived classes to override the method.

diff --git a/kallithea/lib/auth.py b/kallithea/lib/auth.py
--- a/kallithea/lib/auth.py
+++ b/kallithea/lib/auth.py
@@ -822,8 +822,7 @@ class PermsDecorator(object):
                 raise HTTPForbidden()
 
     def check_permissions(self):
-        """Dummy function for overriding"""
-        raise Exception('You have to write this function in child class')
+        raise NotImplementedError()
 
 
 class HasPermissionAnyDecorator(PermsDecorator):
@@ -930,8 +929,7 @@ class PermsFunction(object):
         return result
 
     def check_permissions(self):
-        """Dummy function for overriding"""
-        raise Exception('You have to write this function in child class')
+        raise NotImplementedError()
 
     def _scope(self):
         return '(unknown scope)'