Ipaaca library arguments now grouped in argument parser.

ipaacalib/python/src/ipaaca/misc.py

@@ -77,7 +77,6 @@ logger.setLevel(level=ipaaca.defaults.IPAACA_DEFAULT_LOGGING_LEVEL)
 
 class IpaacaArgumentParser(argparse.ArgumentParser):
 
-
 	class IpaacaDefaultChannelAction(argparse.Action):
 
 		def __call__(self, parser, namespace, values, option_string=None):
@@ -88,22 +87,24 @@ class IpaacaArgumentParser(argparse.ArgumentParser):
 		def __call__(self, parser, namespace, values, option_string=None):
 			logger.setLevel(level=values)
 	
-
 	def __init__(self, prog=None, usage=None, description=None, epilog=None, parents=[], formatter_class=argparse.HelpFormatter, prefix_chars='-', fromfile_prefix_chars=None, argument_default=None, conflict_handler='error', add_help=True):
 		super(IpaacaArgumentParser, self).__init__(prog=prog, usage=usage, description=description, epilog=epilog, parents=parents, formatter_class=formatter_class, prefix_chars=prefix_chars, fromfile_prefix_chars=fromfile_prefix_chars, argument_default=argument_default, conflict_handler=conflict_handler, add_help=add_help)
 
-		self.add_argument(
+	def _add_ipaaca_lib_arguments(self):
+		ipaacalib_group = self.add_argument_group(title='IPAACA library arguments''')
+		ipaacalib_group.add_argument(
 			'--ipaaca-default-channel', action=self.IpaacaDefaultChannelAction,
 			default='default', metavar='NAME', dest='_ipaaca_default_channel_',
-			help='ipaaca channel name which is used if a buffer does not define one locally')
-
-		self.add_argument(
+			help="IPAACA channel name which is used if a buffer does not define one locally (default: 'default')")
+		ipaacalib_group.add_argument(
 			'--ipaaca-logging-level', action=self.IpaacaLoggingLevelAction,
-			choices=['NOTSET','CRITICAL','ERROR','WARNING','INFO','DEBUG'],
+			choices=['CRITICAL', 'ERROR', 'WARNING', 'INFO', 'DEBUG'],
 			dest='_ipaaca_logging_level_',
-			help='logging threshold for ipaaca')
+			help="IPAACA logging threshold (default: 'WARNING')")
 
 	def parse_args(self, args=None, namespace=None):
+		# Add ipaaca-library specific arguments at the very end
+		self._add_ipaaca_lib_arguments()
 		result = super(IpaacaArgumentParser, self).parse_args(args, namespace)
 		for item in dir(result):
 			if item.startswith('_ipaaca') and item.endswith('_'):