Initialize Logging in Python

init-logging.py

def init_logging(
    log_path=None,
    format="[%(levelname)s] [%(asctime)s.%(msecs)d] [pid %(process)d] [%(pathname)s:%(lineno)d:%(funcName)s]\n%(message)s",
    datefmt="%Y-%m-%d %H:%M:%S",
    level=logging.INFO,
    force=True,
):
    if force:
        logging.shutdown()

    # Setup logging
    logging.basicConfig(
        format=format,
        datefmt=datefmt,
        level=level,
        force=force,
    )

    if log_path is not None:
        file_handler = logging.FileHandler(log_path, mode="w")  # 创建一个用于写入日志文件的 handler
        file_handler.setLevel(logging.INFO)  # 指定日志的最低输出级别
        file_handler.setFormatter(
            logging.Formatter(fmt=format, datefmt=datefmt)
        )  # 为 handler 指定输出格式

        logging.getLogger().addHandler(file_handler)  # 添加 handler 到 logger

        logging.info(f"log_path = {log_path}")

init_logging(log_path=None)
logging.info("Test logging.")