From d7dc804b323f2db8b99dc99b0a95337c2c4eb2e2 Mon Sep 17 00:00:00 2001
From: ThomasV <thomasv@electrum.org>
Date: Fri, 15 Sep 2017 12:07:57 +0200
Subject: [PATCH] fix iteration bug

---
 lib/wallet.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/wallet.py b/lib/wallet.py
index 275f79b2..0a718eba 100644
--- a/lib/wallet.py
+++ b/lib/wallet.py
@@ -648,7 +648,7 @@ class Abstract_Wallet(PrintError):
                     self.pruned_txo.pop(ser)
             # add tx to pruned_txo, and undo the txi addition
             for next_tx, dd in self.txi.items():
-                for addr, l in dd.items():
+                for addr, l in list(dd.items()):
                     ll = l[:]
                     for item in ll:
                         ser, v = item