From 9dd0728558168d5b77695f6cc6945d3ae9ddc081 Mon Sep 17 00:00:00 2001
From: ThomasV <thomasv@gitorious>
Date: Fri, 27 Mar 2015 18:38:40 +0100
Subject: [PATCH] revert commit 3ae2fb2e90b0296066509d1934d1c24b6333260f

---
 plugins/btchipwallet.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/plugins/btchipwallet.py b/plugins/btchipwallet.py
index 3fd5a0c6e..6b044b3b9 100644
--- a/plugins/btchipwallet.py
+++ b/plugins/btchipwallet.py
@@ -20,6 +20,7 @@ from electrum.util import format_satoshis
 import hashlib
 
 try:
+    from usb.core import USBError
     from btchip.btchipComm import getDongle, DongleWait
     from btchip.btchip import btchip
     from btchip.btchipUtils import compress_public_key,format_transaction, get_regular_input_script