add support for django 1.7

Author: gusdan

django_elasticache/memcached.py

@@ -58,14 +58,19 @@ def _cache(self):
         # PylibMC uses cache options as the 'behaviors' attribute.
         # It also needs to use threadlocals, because some versions of
         # PylibMC don't play well with the GIL.
-        client = getattr(self._local, 'client', None)
+
+        # instance to store cached version of client
+        # in Django 1.7 use self
+        # in Django < 1.7 use thread local
+        container = getattr(self, '_local', self)
+        client = getattr(container, '_client', None)
         if client:
             return client
 
         client = self._lib.Client(self.get_cluster_nodes)
         if self._options:
             client.behaviors = self._options
 
-        self._local.client = client
+        container._client = client
 
         return client

tests/test_backend.py

@@ -40,3 +40,18 @@ def test_split_servers(get_cluster_info):
     assert backend._cache
     get_cluster_info.assert_called_once_with('h', '0')
     backend._lib.Client.assert_called_once_with(servers)
+
+
+@patch('django.conf.settings', global_settings)
+@patch('django_elasticache.memcached.get_cluster_info')
+def test_property_cache(get_cluster_info):
+    from django_elasticache.memcached import ElastiCache
+    backend = ElastiCache('h:0', {})
+    servers = ['h1:p', 'h2:p']
+    get_cluster_info.return_value = {
+        'nodes': servers
+    }
+    backend._lib.Client = Mock()
+    backend.set('key1', 'val')
+    backend.set('key2', 'val')
+    backend._lib.Client.assert_called_once_with(servers)