import logging
import sys


# 创建一个 logger 实例
def get_logger(name: str):
    logger = logging.getLogger(name)
    logger.setLevel(logging.INFO)

    # 避免重复添加 handler
    if not logger.handlers:
        # 输出到控制台
        handler = logging.StreamHandler(sys.stdout)
        # 格式：[时间] [级别] [模块名] 消息
        formatter = logging.Formatter(
            '%(asctime)s - %(levelname)s - [%(name)s] - %(message)s',
            datefmt='%Y-%m-%d %H:%M:%S'
        )
        handler.setFormatter(formatter)
        logger.addHandler(handler)

    return logger