launcher/log.py

import io
import logging
import sys
from logging.handlers import RotatingFileHandler

from launcher.sys_config import sys_config


# 配置日志
def setup_logger():
    log_level = sys_config.get('log_level')

    logger = logging.getLogger("launcher.log")
    logger.setLevel(log_level)

    # 设置标准输出编码为 UTF-8
    sys.stdout = io.TextIOWrapper(sys.stdout.buffer, encoding='utf-8')

    # 控制台输出
    console_handler = logging.StreamHandler()
    console_handler.setLevel(log_level)

    # 文件输出
    file_handler = RotatingFileHandler(
        "launcher.log", maxBytes=5 * 1024 * 1024, backupCount=3, encoding='utf-8'
    )
    file_handler.setLevel(logging.INFO)

    # 设置格式化器
    formatter = logging.Formatter("%(asctime)s [%(levelname)s] - %(message)s")
    console_handler.setFormatter(formatter)
    file_handler.setFormatter(formatter)

    # 添加 Handler
    logger.addHandler(console_handler)
    logger.addHandler(file_handler)

    return logger


# 创建全局 Logger 实例
logger = setup_logger()