remove empty args (optparse)
diff --git a/examples/port_publisher.py b/examples/port_publisher.py
index a87be65..fd49943 100755
--- a/examples/port_publisher.py
+++ b/examples/port_publisher.py
@@ -362,7 +362,7 @@
group = optparse.OptionGroup(parser, "Serial Port Settings")
- group.add_option("", "--ports-regex",
+ group.add_option("--ports-regex",
dest="ports_regex",
help="specify a regex to search against the serial devices and their descriptions (default: %default)",
default='/dev/ttyUSB[0-9]+',
@@ -372,7 +372,7 @@
group = optparse.OptionGroup(parser, "Network Settings")
- group.add_option("", "--tcp-port",
+ group.add_option("--tcp-port",
dest="base_port",
help="specify lowest TCP port number (default: %default)",
default=7000,
@@ -389,7 +389,7 @@
help="start as daemon",
default=False)
- group.add_option("", "--pidfile",
+ group.add_option("--pidfile",
dest="pid_file",
help="specify a name for the PID file",
default=None,