def _start_song(self, lilypond_file):
if self._debug:
print 'Song loaded: %s' % lilypond_file
notes = parse_file(lilypond_file)
self._matcher.load_piece(notes)
parser.add_option('-o', dest='algorithm_options', action='append',
metavar='OPTION[=VALUE]', help='set an algorithm option')
parser.add_option('-d', '--debug', action='store_true',
help='show debugging output')
parser.set_defaults(algorithm='simple', debug=False)
options, args = parser.parse_args()
try:
# read the instruction file
instructions = read_note_file(args[0])
# read the LilyPond score
if not args[1].endswith('.ly'):
parser.error('looks like you did that backwards')
notes = parse_file(args[1])
except IndexError:
parser.error('missing an argument')
# Load the matching algorithm implementation
try:
algorithm_class = get_algorithm(options.algorithm)
algorithm_options = parse_algorithm_options(options.algorithm_options)
algorithm = algorithm_class(**algorithm_options)
except ValueError, e:
parser.error(e[0])
# run the test
tester = Tester(notes, instructions, algorithm, options.debug)
tester.test()
