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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 setup_logger(log_file, level=logging.DEBUG):
    '''One function call to set up logging with some nice logs about the machine'''
    cfg = AppBuilder.get_pcfg()
    logger = cfg['log_module']
    # todo make sure structlog is compliant and that logbook is also the correct name???
    assert logger in ("logging", "logbook", "structlog"), 'bad logger specified'
    exec("import {0};logging = {0}".format(logger))

    AppBuilder.logger = logging

    logging.basicConfig(
        filename=log_file,
        filemode='w',
        level=level,
        format='%(asctime)s:%(levelname)s: %(message)s')  # one run
    logging.debug('System is: %s' % platform.platform())
    logging.debug('Python archetecture is: %s' % platform.architecture()[0])
    logging.debug('Machine archetecture is: %s' % platform.machine())

    set_windows_permissions(log_file)