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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 log_setup(is_debug=False, is_multiprocess=False):
 """Set up a standardized log format for the DataONE Python stack. All Python components should use this function. If ``is_multiprocess`` is True, include process ID in the log so that logs can be separated for each process. Output only to stdout and stderr. """

    format_str = (
        '%(asctime)s %(name)s %(module)s:%(lineno)d %(process)4d %(levelname)-8s %(message)s'
        if is_multiprocess
        else '%(asctime)s %(name)s %(module)s:%(lineno)d %(levelname)-8s %(message)s'
    )
    formatter = logging.Formatter(format_str, '%Y-%m-%d %H:%M:%S')
    console_logger = logging.StreamHandler(sys.stdout)
    console_logger.setFormatter(formatter)
    logging.getLogger('').addHandler(console_logger)
    if is_debug:
        logging.getLogger('').setLevel(logging.DEBUG)
    else:
        logging.getLogger('').setLevel(logging.INFO)