stringify identifier to cope with all clients

diff --git a/p2pool/worker_interface.py b/p2pool/worker_interface.py
index c8b444d..f3c041e 100644 (file)
--- a/p2pool/worker_interface.py
+++ b/p2pool/worker_interface.py
@@ -59,7 +59,7 @@ def merge(gw1, gw2, identifier=None):
         midstate=gw2['midstate'],
         hash1=gw1['hash1'],
         target=gw1['target'],
-        identifier=identifier,
+        identifier=str(identifier),
     )
 
 class LongPollingWorkerInterface(deferred_resource.DeferredResource):