From 1e64340563a100beaa8dc059000ad6e62b3f3e3a Mon Sep 17 00:00:00 2001
From: Reinhold Kainhofer <address@hidden>
Date: Sat, 18 Aug 2007 16:47:29 +0200
Subject: [PATCH] Don't crash when a score does not have an explicit key or clef set (e.g. Rosegarden produces such files).

---
 scripts/musicxml2ly.py |    8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/scripts/musicxml2ly.py b/scripts/musicxml2ly.py
index ed51d9c..52873ff 100644
--- a/scripts/musicxml2ly.py
+++ b/scripts/musicxml2ly.py
@@ -131,10 +131,14 @@ def musicxml_attributes_to_lily (attrs):
         'key': musicxml_key_to_lily
     }
     for (k, func) in attr_dispatch.items ():
-        childs = attrs.get_named_children (k)
+        children = None
+        try: 
+            children = attrs.get_named_children (k)
+        except KeyError:
+            pass
 
         ## ugh: you get clefs spread over staves for piano
-        if childs:
+        if children:
             elts.append (func (attrs))
     
     return elts
-- 
1.5.2.3