terom@93: import argparse
terom@93: import logging; log = logging.getLogger('qmsk.args')
terom@93: import sys
terom@93: 
terom@93: def parser (**opts):
terom@93:     parser = argparse.ArgumentParser(**opts)
terom@93: 
terom@93:     args = parser.add_argument_group("Generic options")
terom@93:     args.add_argument('-q', '--quiet',      dest='log_level', action='store_const', const=logging.ERROR,
terom@93:             help="Less output")
terom@93:     args.add_argument('-v', '--verbose',    dest='log_level', action='store_const', const=logging.INFO,
terom@93:             help="More output")
terom@93:     args.add_argument('-D', '--debug-all',  dest='log_level', action='store_const', const=logging.DEBUG,
terom@93:             help="Most output")
terom@93: 
terom@93:     args.add_argument('-d', '--debug-module',   dest='log_debug', action='append',
terom@93:             help="Debugging output for given module")
terom@93: 
terom@93:     parser.set_defaults(
terom@93:             log_level       = logging.WARNING,
terom@93:             log_debug       = [ ],
terom@93:     )
terom@93: 
terom@93:     return parser
terom@93: 
terom@93: def parse (parser, argv):
terom@93:     """
terom@93:         Parse given sys.argv using the ArgumentParser returned by parser()
terom@93:     """
terom@93: 
terom@93:     args = parser.parse_args(argv[1:])
terom@93: 
terom@93:     logging.basicConfig(
terom@93:             format      = "{levelname:<8} {name:>30}:{funcName:<20}: {message}",
terom@93:             style       = '{',
terom@93:             level       = args.log_level,
terom@93:     )
terom@93: 
terom@93:     for logger in args.log_debug:
terom@93:         logging.getLogger(logger).setLevel(logging.DEBUG)
terom@93:     
terom@93:     log.debug(args)
terom@93: 
terom@93:     return args
terom@93: 
terom@93: def main (main):
terom@93:     """
terom@93:         Run given main(argv) which returns exit status.
terom@93:     """
terom@93: 
terom@93:     sys.exit(main(sys.argv))