Factorise access to offset.

Signed-off-by: Grégory <gregory@nexedi.com>

git-svn-id: https://svn.erp5.org/repos/neo/trunk@2647 71dcc9de-d417-0410-9af5-da40c76e7ee4

neo/storage/replicator.py

@@ -274,10 +274,10 @@ class Replicator(object):
     def _finishReplication(self):
         # TODO: remove try..except: pass
         try:
-            self.partition_dict.pop(self.current_partition.getOffset())
             # Notify to a primary master node that my cell is now up-to-date.
             conn = self.app.master_conn
             offset = self.current_partition.getOffset()
+            self.partition_dict.pop(offset)
             conn.notify(Packets.NotifyReplicationDone(offset))
         except KeyError:
             pass