步骤1:导入logging模块 importlogging 1. 步骤2:创建Logger对象 logger=logging.getLogger('custom_logger') 1. 步骤3:创建Formatter对象 formatter=logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s') 1. 步骤4:创建StreamHandler对象 stream_handler=logging.StreamHandler() 1. 步...
# File : test.py# IDE : PyCharmimportsysimportlogginglogger = logging.getLogger(__name__)logger.setLevel(level = logging.DEBUG)# 输出等级formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')# 输出格式handler = logging.FileHandler("log.txt")# 文本输...
def __init__(self): self.logger = logging.getLogger() fileHandler = logging.FileHandler(LOG_FILE_PATH) formatHandler = logging.Formatter('%(asctime)s %(levelname)s: %(message)s') fileHandler.setFormatter(formatHandler) self.logger.addHandler(fileHandler) self.logger.setLevel(logging.NOTSET) ...
logger = logging.getLogger('logger_name')# 创建logger对象 logger.setLevel(logging.DEBUG) handler = logging.StreamHandler()# 创建 console handler 并设置级别为debug handler.setLevel(logging.DEBUG) formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')# 创建输出...
1. 引言 在软件工程中，日志记录是监控程序运行状态的重要手段。然而，传统的 Python 标准库 logging ...
%S"formatter=logging.Formatter(fmt=log_fmt,datefmt=date_fmt)# filter# 只保留非错误级别的日志classNormalLogFilter(logging.Filter):def__init__(self,name):super().__init__(name=name)deffilter(self,record:logging.LogRecord)->bool:ifrecord.levelno<logging.ERROR:returnTruereturnFalse# handler# ...
encoding表示文件的编码格式file_handler=logging.FileHandler(filename="my.log",mode="a",encoding="utf-8")# 设置日志级别stream_handler.setLevel(logging.DEBUG)file_handler.setLevel(logging.WARNING)# 创建格式化器formatter=logging.Formatter("%(asctime)s-%(name)s-%(levelname)s-%(message)s")# 设置...
"class": "logging.StreamHandler", "level": "WARNING", "formatter": "standard", "stream": "ext://sys.stdout" }, "file": { "class": "logging.handlers.RotatingFileHandler", "level": "DEBUG", "formatter": "standard", "filename": "spider.log", ...
format(record) print(f"Custom Handler received: {msg}") # 创建logger对象并设置日志级别 logger = logging.getLogger('my_logger') logger.setLevel(logging.DEBUG) # 创建自定义Handler的实例并设置格式 custom_handler = MyCustomHandler() formatter = logging.Formatter('%(asctime)s - %(name)s - %(...
handler.setFormatter(formatter) logger = logging.getLogger('example') logger.addHandler(handler) logger.setLevel('TRACE') logger.log(TRACE, 'a message using a custom level') 运行之后的效果 配合logging使用import logging import colorlog class LogHandler(object): ...