Fix "--force set" without a value sneaking a None in
diff --git a/scripts/config.py b/scripts/config.py
index 382831a..9105949 100755
--- a/scripts/config.py
+++ b/scripts/config.py
@@ -361,7 +361,8 @@
found, unless --force is passed.
""")
parser_set.add_argument('symbol', metavar='SYMBOL')
- parser_set.add_argument('value', metavar='VALUE', nargs='?')
+ parser_set.add_argument('value', metavar='VALUE', nargs='?',
+ default='')
parser_unset = subparsers.add_parser('unset',
help="""Comment out the #define
for SYMBOL. Do nothing if none