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| author | Chris Liechti <cliechti@gmx.net> | 2015-08-05 14:35:16 +0200 |
|---|---|---|
| committer | Chris Liechti <cliechti@gmx.net> | 2015-08-05 14:35:16 +0200 |
| commit | 9d61c30ac91f95f84c993f1873c0fd437dff1fae (patch) | |
| tree | 58aef35969049d5babcd533b85035a8c2933ed5f /examples | |
| parent | 825637e173bead957b5f53cf47b9ef22330aad6b (diff) | |
| download | pyserial-git-9d61c30ac91f95f84c993f1873c0fd437dff1fae.tar.gz | |
port_publisher: add option groups, rename --tcp-port option
Diffstat (limited to 'examples')
| -rwxr-xr-x | examples/port_publisher.py | 97 |
1 files changed, 56 insertions, 41 deletions
diff --git a/examples/port_publisher.py b/examples/port_publisher.py index e527693..639f0f6 100755 --- a/examples/port_publisher.py +++ b/examples/port_publisher.py @@ -354,49 +354,65 @@ to it! If running as daemon, write to syslog. Otherwise write to stdout.
""")
- parser.add_option("-q", "--quiet",
- dest="verbosity",
- action="store_const",
- const=0,
- help="suppress most diagnostic messages",
- default=False)
+ group = optparse.OptionGroup(parser, "Serial Port Settings")
- parser.add_option("-v", "--verbose",
- dest="verbosity",
- action="count",
- help="increase diagnostic messages",
- default=1)
+ 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]+',
+ metavar="REGEX")
- parser.add_option("-o", "--logfile",
- dest="log_file",
- help="write messages file instead of stdout",
- default=None,
- metavar="FILE")
+ parser.add_option_group(group)
+
+ group = optparse.OptionGroup(parser, "Network Settings")
+
+ group.add_option("", "--tcp-port",
+ dest="base_port",
+ help="specify lowest TCP port number (default: %default)",
+ default=7000,
+ type='int',
+ metavar="PORT")
+
+ parser.add_option_group(group)
+
+ group = optparse.OptionGroup(parser, "Daemon")
- parser.add_option("-d", "--daemon",
+ group.add_option("-d", "--daemon",
dest="daemonize",
action="store_true",
help="start as daemon",
default=False)
- parser.add_option("", "--pidfile",
+ group.add_option("", "--pidfile",
dest="pid_file",
help="specify a name for the PID file",
default=None,
metavar="FILE")
- parser.add_option("-p", "--port",
- dest="base_port",
- help="specify lowest TCP port number (default: %default)",
- default=7000,
- type='int',
- metavar="PORT")
+ parser.add_option_group(group)
- parser.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]+',
- metavar="REGEX")
+ group = optparse.OptionGroup(parser, "Diagnostics")
+
+ group.add_option("-o", "--logfile",
+ dest="log_file",
+ help="write messages file instead of stdout",
+ default=None,
+ metavar="FILE")
+
+ group.add_option("-q", "--quiet",
+ dest="verbosity",
+ action="store_const",
+ const=0,
+ help="suppress most diagnostic messages",
+ default=False)
+
+ group.add_option("-v", "--verbose",
+ dest="verbosity",
+ action="count",
+ help="increase diagnostic messages",
+ default=1)
+
+ parser.add_option_group(group)
(options, args) = parser.parse_args()
@@ -441,10 +457,9 @@ If running as daemon, write to syslog. Otherwise write to stdout. try:
pid = os.fork()
if pid > 0:
- # exit from second parent, print eventual PID before
- # print "Daemon PID %d" % pid
+ # exit from second parent, save eventual PID before
if options.pid_file is not None:
- open(options.pid_file,'w').write("%d"%pid)
+ open(options.pid_file, 'w').write("%d" % pid)
sys.exit(0)
except OSError as e:
log.critical("fork #2 failed: %d (%s)\n" % (e.errno, e.strerror))
@@ -511,11 +526,11 @@ If running as daemon, write to syslog. Otherwise write to stdout. while port in ports_in_use:
port += 1
published[device] = Forwarder(
- device,
- "%s on %s" % (device, hostname),
- port,
- on_close=unpublish,
- log=log
+ device,
+ "%s on %s" % (device, hostname),
+ port,
+ on_close=unpublish,
+ log=log
)
log.warning("publish: %s" % (published[device]))
published[device].open()
@@ -528,10 +543,10 @@ If running as daemon, write to syslog. Otherwise write to stdout. publisher.update_select_maps(read_map, write_map, error_map)
try:
readers, writers, errors = select.select(
- read_map.keys(),
- write_map.keys(),
- error_map.keys(),
- 5
+ read_map.keys(),
+ write_map.keys(),
+ error_map.keys(),
+ 5
)
except select.error as err:
if err[0] != EINTR:
|