colorlog for color logger.

color_log.py

import colorlog
import logging

# 创建日志记录器
logger = colorlog.getLogger(__name__)

# 设置日志级别和格式
logger.setLevel(logging.DEBUG)
formatter = colorlog.ColoredFormatter(
    "%(log_color)s%(levelname)-8s%(reset)s %(log_color)s%(asctime)s | %(blue)s%(message)s",
    datefmt=None,
    reset=True,
    log_colors={
        'DEBUG':    'cyan', 
        'INFO':     'green',
        'WARNING':  'yellow',
        'ERROR':    'red',
        'CRITICAL': 'red,bg_white'
    }
)

# 添加日志处理器并设置格式化器
handler = colorlog.StreamHandler()
handler.setFormatter(formatter)
logger.addHandler(handler)

# 打印不同级别的日志
logger.debug('Debug message')
logger.info('Info message') 
logger.warning('Warning message')
logger.error('Error message')

# 输出
# cyanDEBUG     | Direct print debug
# greenINFO     | Info message 
# yellowWARNING | Warning message
# redERROR      | Error message

• python color_log.py

TT