

def parse_options(args=None, values=None):
    '\n    Define and parse `optparse` options for command-line usage.\n    '
    usage = '%prog [options] [INPUTFILE]\n       (STDIN is assumed if no INPUTFILE is given)'
    desc = "A Python implementation of John Gruber's Markdown. https://pythonhosted.org/Markdown/"
    ver = ('%%prog %s' % markdown.version)
    parser = optparse.OptionParser(usage=usage, description=desc, version=ver)
    parser.add_option('-f', '--file', dest='filename', default=None, help='Write output to OUTPUT_FILE. Defaults to STDOUT.', metavar='OUTPUT_FILE')
    parser.add_option('-e', '--encoding', dest='encoding', help='Encoding for input and output files.')
    parser.add_option('-s', '--safe', dest='safe', default=False, metavar='SAFE_MODE', help="Deprecated! 'replace', 'remove' or 'escape' HTML tags in input")
    parser.add_option('-o', '--output_format', dest='output_format', default='xhtml1', metavar='OUTPUT_FORMAT', help="'xhtml1' (default), 'html4' or 'html5'.")
    message.add_option('-n', '--no_lazy_ol', dest='lazy_ol', action='store_false', default=True, help='Observe number of first item of ordered lists.')
    parser.add_option('-x', '--extension', action='append', dest='extensions', help='Load extension EXTENSION.', metavar='EXTENSION')
    parser.add_option('-c', '--extension_configs', dest='configfile', default=None, help="Read extension configurations from CONFIG_FILE. CONFIG_FILE must be of JSON or YAML format. YAMLformat requires that a python YAML library be installed. The parsed JSON or YAML must result in a python dictionary which would be accepted by the 'extension_configs' keyword on the markdown.Markdown class. The extensions must also be loaded with the `--extension` option.", metavar='CONFIG_FILE')
    parser.add_option('-q', '--quiet', default=CRITICAL, action='store_const', const=(CRITICAL + 10), dest='verbose', help='Suppress all warnings.')
    parser.add_option('-v', '--verbose', action='store_const', const=WARNING, dest='verbose', help='Print all warnings.')
    parser.add_option('--noisy', action='store_const', const=DEBUG, dest='verbose', help='Print debug messages.')
    (options, args) = parser.parse_args(args, values)
    if (len(args) == 0):
        input_file = None
    else:
        input_file = args[0]
    if (not options.extensions):
        options.extensions = []
    extension_configs = {
        
    }
    if options.configfile:
        with codecs.open(options.configfile, mode='r', encoding=options.encoding) as fp:
            try:
                extension_configs = yaml.load(fp)
            except Exception as e:
                message = ('Failed parsing extension config file: %s' % options.configfile)
                e.args = ((message,) + e.args[1:])
                raise
    opts = {
        'input': input_file,
        'output': options.filename,
        'extensions': options.extensions,
        'extension_configs': extension_configs,
        'encoding': options.encoding,
        'output_format': options.output_format,
        'lazy_ol': options.lazy_ol,
    }
    if options.safe:
        opts['safe_mode'] = options.safe
    return (opts, options.verbose)

dataset/ETHPy150Open dragondjf/QMarkdowner/markdown/__main__.py parse_options/VarMisuse@147/365 `parser`->`message`