How to use the solaar.NAME.lower function in solaar

try:
		import solaar.ui as ui
		import solaar.listener as listener
		listener.setup_scanner(ui.status_changed, ui.error_dialog)

		import solaar.upower as _upower
		if args.restart_on_wake_up:
			_upower.watch(listener.start_all, listener.stop_all)
		else:
			_upower.watch(listener.ping_all)

		# main UI event loop
		ui.run_loop(listener.start_all, listener.stop_all)
	except Exception as e:
		import sys
		sys.exit('%s: error: %s' % (NAME.lower(), e))

def run(cli_args=None, hidraw_path=None):
	if cli_args:
		action = cli_args[0]
		args = _cli_parser.parse_args(cli_args)
	else:
		args = _cli_parser.parse_args()
		# Python 3 has an undocumented 'feature' that breaks parsing empty args
		# http://bugs.python.org/issue16308
		if not 'cmd' in args:
			_cli_parser.print_usage(_sys.stderr)
			_sys.stderr.write('%s: error: too few arguments\n' % NAME.lower())
			_sys.exit(2)
		action = args.action
	assert action in actions

	try:
		c = list(_receivers(hidraw_path))
		if not c:
			raise Exception('Logitech receiver not found')

		from importlib import import_module
		m = import_module('.' + action, package=__name__)
		m.run(c, args, _find_receiver, _find_device)
	except AssertionError as e:
		from traceback import extract_tb
		tb_last = extract_tb(_sys.exc_info()[2])[-1]
		_sys.exit('%s: assertion failed: %s line %d' % (NAME.lower(), tb_last[0], tb_last[1]))

def _create_parser():
	parser = _argparse.ArgumentParser(prog=NAME.lower(), add_help=False,
					epilog='For details on individual actions, run `%s  --help`.' % NAME.lower())
	subparsers = parser.add_subparsers(title='actions',
					help='optional action to perform')

	sp = subparsers.add_parser('show', help='show information about devices')
	sp.add_argument('device', nargs='?', default='all',
					help='device to show information about; may be a device number (1..6), a serial, '
						'a substring of a device\'s name, or "all" (the default)')
	sp.set_defaults(action='show')

	sp = subparsers.add_parser('config', help='read/write device-specific settings',
								epilog='Please note that configuration only works on active devices.')
	sp.add_argument('device',
					help='device to configure; may be a device number (1..6), a device serial, '
							'or at least 3 characters of a device\'s name')
	sp.add_argument('setting', nargs='?',
					help='device-specific setting; leave empty to list available settings')

#
#
#

from __future__ import absolute_import, division, print_function, unicode_literals

#
#
#

import fcntl as _fcntl
import os.path as _path
import os as _os

from solaar import NAME
_program = NAME.lower()
del NAME

from logging import getLogger, DEBUG as _DEBUG
_log = getLogger(__name__)
del getLogger


def check():
	"""Select a file lock location and try to acquire it.
	Suitable locations are $XDG_RUNTIME_DIR, /run/lock, /var/lock, and $TMPDIR.
	The first one found and writable is used.
	"""
	# ensure no more than a single instance runs at a time
	lock_fd = None
	for p in _os.environ.get('XDG_RUNTIME_DIR'), '/run/lock', '/var/lock', _os.environ.get('TMPDIR', '/tmp'):
		# pick the first temporary writable folder

def _parse_arguments():
	import argparse
	arg_parser = argparse.ArgumentParser(prog=NAME.lower())
	arg_parser.add_argument('-d', '--debug', action='count', default=0,
							help='print logging messages, for debugging purposes (may be repeated for extra verbosity)')
	arg_parser.add_argument('-D', '--hidraw', action='store', dest='hidraw_path', metavar='PATH',
							help='unifying receiver to use; the first detected receiver if unspecified. Example: /dev/hidraw2')
	arg_parser.add_argument('--restart-on-wake-up', action='store_true',
							help='restart Solaar on sleep wake-up (experimental)')
	arg_parser.add_argument('-V', '--version', action='version', version='%(prog)s ' + __version__)
	arg_parser.add_argument('--help-actions', action='store_true',
							help='print help for the optional actions')
	arg_parser.add_argument('action', nargs=argparse.REMAINDER, choices=_cli.actions,
							help='optional actions to perform')

	args = arg_parser.parse_args()

	if args.help_actions:
		_cli.print_help()

def _create_parser():
	parser = _argparse.ArgumentParser(prog=NAME.lower(), add_help=False,
					epilog='For details on individual actions, run `%s  --help`.' % NAME.lower())
	subparsers = parser.add_subparsers(title='actions',
					help='optional action to perform')

	sp = subparsers.add_parser('show', help='show information about devices')
	sp.add_argument('device', nargs='?', default='all',
					help='device to show information about; may be a device number (1..6), a serial, '
						'a substring of a device\'s name, or "all" (the default)')
	sp.set_defaults(action='show')

	sp = subparsers.add_parser('config', help='read/write device-specific settings',
								epilog='Please note that configuration only works on active devices.')
	sp.add_argument('device',
					help='device to configure; may be a device number (1..6), a device serial, '
							'or at least 3 characters of a device\'s name')
	sp.add_argument('setting', nargs='?',