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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def main():
 """Read command line parameters and make a transform based on them."""


    config = Config()

    # additional options for command line client only
    defaults = vars(config)
    defaults['to_format'] = None
    defaults['output'] = '-'
    defaults['log'] = None
    defaults['debug'] = False

    options, remainingArgs = get_option_parser(defaults).parse_args()
    for key in vars(options):
        if hasattr(config, key):
            setattr(config, key, getattr(options, key))

    # configure logging, messages to stderr by default
    logformat = '%(levelname)s: %(message)s'
    loglevel = logging.INFO
    if options.debug:
        loglevel = logging.DEBUG
    if options.log:
        logging.basicConfig(filename=options.log,
                            format=logformat, level=loglevel)
    else:
        logging.basicConfig(format=logformat, level=loglevel)

    output = options.output
    to_format = options.to_format

    # read config file as defaults and override from command line arguments
    if options.config is not None:
        config.read_and_parse_config_file(options.config)
        options, remainingArgs = get_option_parser(vars(config)).parse_args()
        for key in vars(options):
            if hasattr(config, key):
                setattr(config, key, getattr(options, key))

    if remainingArgs:
        inputfiles = remainingArgs
    else:
        inputfiles = ['-']

    voc = skosify(*inputfiles, **vars(config))
    write_rdf(voc, output, to_format)