Added a way to get sessiondata without creating it.

diff --git a/wrw/util.py b/wrw/util.py
index 7a29ea8..b94564b 100644 (file)
--- a/wrw/util.py
+++ b/wrw/util.py
@@ -36,12 +36,14 @@ def persession(data = None):
 
 class sessiondata(object):
     @classmethod
-    def get(cls, req):
+    def get(cls, req, create = True):
         sess = cls.sessdb().get(req)
         with sess.lock:
             try:
                 return sess[cls]
             except KeyError:
+                if not create:
+                    return None
                 ret = cls(req)
                 sess[cls] = ret
                 return ret