1 files changed, 6 insertions, 3 deletions
diff --git a/django/template/context.py b/django/template/context.py
index ba23e95ab7..59650b05fe 100644
--- a/django/template/context.py
+++ b/django/template/context.py
@@ -35,7 +35,7 @@ class Context(object):
     def __getitem__(self, key):
         "Get a variable's value, starting at the current context and going upward"
         for d in self.dicts:
-            if d.has_key(key):
+            if key in d:
                 return d[key]
         raise KeyError(key)
 
@@ -45,13 +45,16 @@ class Context(object):
 
     def has_key(self, key):
         for d in self.dicts:
-            if d.has_key(key):
+            if key in d:
                 return True
         return False
 
+    def __contains__(self, key):
+        return self.has_key(key)
+
     def get(self, key, otherwise=None):
         for d in self.dicts:
-            if d.has_key(key):
+            if key in d:
                 return d[key]
         return otherwise