# HG changeset patch
# User mgood
# Date 1151974361 0
# Node ID 021515aacc179348d11957e5630d16b1b566f2fa
# Parent  42bcb91bf025fbfed1e327e5ec69b0fab6ea5a0a
define `__contains__` for using the `in` operator w/ the permission cache

diff --git a/examples/trac/trac/perm.py b/examples/trac/trac/perm.py
--- a/examples/trac/trac/perm.py
+++ b/examples/trac/trac/perm.py
@@ -268,6 +268,7 @@
 
     def has_permission(self, action):
         return self.perms.has_key(action)
+    __contains__ = has_permission
 
     def assert_permission(self, action):
         if not self.perms.has_key(action):
@@ -282,6 +283,7 @@
 
     def has_permission(self, action):
         return False
+    __contains__ = has_permission
 
     def assert_permission(self, action):
         raise PermissionError(action)