Python中的日志记录
在Python项目中使用日志记录库,并限制日志文件大小为50MB,同时设置日志文件的滚动策略,使用logging库和logging.handlers.RotatingFileHandler。以下是具体步骤:
- 配置日志记录
创建一个日志配置文件,例如logging_config.py:
import logging
import logging.handlers
def setup_logging():
logger = logging.getLogger()
logger.setLevel(logging.DEBUG)
# Console handler
console_handler = logging.StreamHandler()
console_handler.setLevel(logging.DEBUG)
console_formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
console_handler.setFormatter(console_formatter)
logger.addHandler(console_handler)
# Rotating file handler
file_handler = logging.handlers.RotatingFileHandler(
'D:\\logs\\application.log', maxBytes=50*1024*1024, backupCount=10)
file_handler.setLevel(logging.DEBUG)
file_formatter = logging.Formatter('%(asctime)s - %(name)s - %