From 94b449466ab00d0df1b706f5c6009ea861b87a19 Mon Sep 17 00:00:00 2001
From: Michael King <mking@arikel.net>
Date: Wed, 5 Sep 2007 16:52:09 +0000
Subject: [PATCH] Added mixins for reload development

---
 mixins.py | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 mixins.py

diff --git a/mixins.py b/mixins.py
new file mode 100644
index 000000000..87e2d1cb2
--- /dev/null
+++ b/mixins.py
@@ -0,0 +1,20 @@
+
+class ReloadMixin():
+    def cache(self, callback, do_save=True):
+        cache_dict = {}
+        if do_save:
+            if self.save and callable(self.save):
+                self.save()
+            else:
+                raise ValueError("This object does not have a save function, you must pass save=False for this object type.")
+
+        for key, value in self.__dict__.iteritems():
+            if not callable(value):
+                cache_dict[key] = value
+
+        callback(cache_dict)
+
+    def reload(self, cache):
+        for key, value in cache.iteritems():
+            if self.__dict__[key] != value:
+                self.__dict__[key] = value