abc2ly: The --beams option is actually a true/false switch...

diff --git a/scripts/abc2ly.py b/scripts/abc2ly.py
index 3100c136817e4aec495d68a789441636a6bf074c..f844b7dc13e2b84ab468d7718b1f418ff9a0844c 100644 (file)
--- a/scripts/abc2ly.py
+++ b/scripts/abc2ly.py
@@ -1373,7 +1373,7 @@ def get_option_parser ():
                   action='store')
     p.add_option ('-s', '--strict', help=_ ("be strict about success"),
                   action='store_true')
-    p.add_option ('-b', '--beams', help=_ ("preserve ABC's notion of beams"))
+    p.add_option ('-b', '--beams', help=_ ("preserve ABC's notion of beams"), action="store_true")
     p.add_option_group ('',
                         description=(
             _ ('Report bugs via %s')