[IMP] account_payment: use the new signal_xxx methods instead of trg_validate.

[odoo/odoo.git] / openerp / tools / lru.py

diff --git a/openerp/tools/lru.py b/openerp/tools/lru.py
index 190fe5e..13b76f3 100644 (file)
--- a/openerp/tools/lru.py
+++ b/openerp/tools/lru.py
@@ -12,7 +12,7 @@ class LRUNode(object):
         self.me = me
         self.next = None
 
-class LRU:
+class LRU(object):
     """
     Implementation of a length-limited O(1) LRU queue.
     Built for and used by PyPE:
@@ -77,7 +77,7 @@ class LRU:
     @synchronized()
     def __iter__(self):
         cur = self.first
-        while cur != None:
+        while cur is not None:
             cur2 = cur.next
             yield cur.me[1]
             cur = cur2
@@ -89,7 +89,7 @@ class LRU:
     @synchronized()
     def iteritems(self):
         cur = self.first
-        while cur != None:
+        while cur is not None:
             cur2 = cur.next
             yield cur.me
             cur = cur2
@@ -113,3 +113,10 @@ class LRU:
         del self[key]
         return v
 
+    @synchronized()
+    def clear(self):
+        self.d = {}
+        self.first = None
+        self.last = None
+
+# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: