$NetBSD$

Ignore StepMania mines in simfiles.  From #pyddr@freenode.

--- fileparsers.py.orig      2005-04-04 16:49:22.000000000 -0400
+++ fileparsers.py  2007-02-24 17:26:30.000000000 -0500
@@ -597,19 +597,28 @@
       if notetype != 0: note = 16.0 / notetype
       else: beat += 4.0 # This was an empty measure
 
+      # s is not always an int. It could be an M (StepMania mine)
+      # Let's make sure it's a digit before extending this step
+      def filter_s( s ):
+        if s.isdigit():
+          return int(s)
+       # Since we don't support mines, let's filter them out
+        elif s == 'M':
+          return 0
+
       while len(measure) != 0:
         sd = measure[0:count]
         measure = measure[count:]
         if gametype in games.COUPLE:
           step1 = [note]
           step2 = [note]
-          step1.extend([SMFile.step[int(s)] for s in sd[0:count/2]])
-          step2.extend([SMFile.step[int(s)] for s in sd[count/2:]])
+          step1.extend([SMFile.step[filter_s(s)] for s in sd[0:count/2] if filter_s(s)])
+          step2.extend([SMFile.step[filter_s(s)] for s in sd[count/2:] if filter_s(s)])
           stepdata[0].append(step1)
           stepdata[1].append(step2)
         else:
           step = [note]
-          step.extend([SMFile.step[int(s)] for s in sd])
+          step.extend([SMFile.step[filter_s(s)] for s in sd if filter_s(s)])
           stepdata.append(step)
 
         beat += note / 4.0
