From 6ef879ffec5b182c62c3673be155a1911291aef6 Mon Sep 17 00:00:00 2001
From: Pedro Silva <psilva+git@pedrosilva.pt>
Date: Sun, 2 Mar 2014 22:08:45 +0100
Subject: [PATCH] fix #563: split prog parts before formating in item's name

---
 beetsplug/duplicates.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/beetsplug/duplicates.py b/beetsplug/duplicates.py
index 63ce001d3..29a01220f 100644
--- a/beetsplug/duplicates.py
+++ b/beetsplug/duplicates.py
@@ -52,7 +52,8 @@ def _checksum(item, prog):
     output as flexattr on a key that is the name of the program, and
     return the key, checksum tuple.
     """
-    args = shlex.split(prog.format(file=item.path))
+    args = [p.format(file=item.path) for p in shlex.split(prog)]
+    print args
     key = args[0]
     checksum = getattr(item, key, False)
     if not checksum: