Re: [gentoo-catalyst] [PATCH 1/2] main: add a --trace option

[Mike Frysinger]

On 23 Nov 2015 07:07, Mike Frysinger wrote:
> This helps a lot with debugging as you can quickly get a transcript
> of the python code paths that are taken by catalyst.

example output:
$ ./bin/catalyst.git --trace
 --- modulename: main, funcname: _main
0.00 main.py(284): 	log_level = opts.log_level
0.00 main.py(285): 	if log_level is None:
0.00 main.py(286): 		if opts.debug:
0.00 main.py(288): 		elif opts.verbose:
0.00 main.py(291): 			log_level = 'notice'
0.00 main.py(292): 	log.setup_logging(log_level, output=opts.log_file, debug=opts.debug,
0.00 main.py(293): 		color=opts.color)
 --- modulename: log, funcname: setup_logging
0.00 log.py(109): 	level = logging.getLevelName(level.upper())
0.00 log.py(112): 	fmt = '%(asctime)s: %(levelname)-8s: '
0.00 log.py(113): 	if debug:
0.00 log.py(115): 	fmt += '%(message)s'
0.00 log.py(118): 	if output is None:
0.00 log.py(119): 		handler = logging.StreamHandler(stream=sys.stdout)
0.00 log.py(125): 	tzname = time.strftime('%Z', time.localtime())
0.00 log.py(126): 	datefmt = '%d %b %Y %H:%M:%S ' + tzname
0.00 log.py(127): 	formatter = CatalystFormatter(fmt, datefmt, color=color)
 --- modulename: log, funcname: __init__
0.00 log.py(83): 		color = kwargs.pop('color', None)
0.00 log.py(84): 		if color is None:
0.00 log.py(85): 			color = self.detect_color()
 --- modulename: log, funcname: detect_color
0.00 log.py(77): 		if 'NOCOLOR' is os.environ:
0.00 log.py(79): 		return os.isatty(sys.stdout.fileno())
0.00 log.py(86): 		if not color:
0.00 log.py(87): 			self._COLORS = {}
0.00 log.py(89): 		super(CatalystFormatter, self).__init__(*args, **kwargs)
0.00 log.py(128): 	handler.setFormatter(formatter)
0.00 log.py(130): 	logger.addHandler(handler)
0.00 log.py(131): 	logger.setLevel(level)
0.00 main.py(296): 	myconfigs = opts.configs
0.00 main.py(297): 	if not myconfigs:
0.00 main.py(299): 	myspecfile = opts.file
0.00 main.py(300): 	mycmdline = opts.cli[:]
0.00 main.py(302): 	if opts.snapshot:
0.00 main.py(306): 	conf_values['DEBUG'] = opts.debug
0.00 main.py(307): 	conf_values['VERBOSE'] = opts.debug or opts.verbose
0.00 main.py(309): 	options = set()
0.00 main.py(310): 	if opts.fetchonly:
0.00 main.py(312): 	if opts.purge:
0.00 main.py(314): 	if opts.purgeonly:
0.00 main.py(316): 	if opts.purgetmponly:
0.00 main.py(318): 	if opts.clear_autoresume:
0.00 main.py(322): 	if not myspecfile and not mycmdline:
0.00 main.py(323): 		parser.error('please specify one of either -f or -C or -s')
usage: catalyst [-h] [-V] [-d] [-v]
                [--log-level {critical,error,warning,notice,info,debug}]
                [--log-file LOG_FILE] [--color] [--nocolor] [--trace]
                [--profile] [-a] [-p] [-P] [-T] [-F] [-c CONFIGS] [-f FILE]
                [-s SNAPSHOT] [-C ...]
catalyst: error: please specify one of either -f or -C or -s