self.msg=msg##The following statement allows passing of a dictionary as a sole#argument, so that you can do something like#logging.debug("a %(a)d b %(b)s", {'a':1, 'b':2})#Suggested by Stefan Behnel.#Note that without the test for args[0], we get a problem because#during...
我们接着往下讲,首先我们肯定是要在代码中导入我们的logging模块,这个模块是Python内置的,无需额外安装,接着我们要引入logging模块中的basicConfig函数,这个是配置日志系统最常用、最简单的一种方式,我们可以通过它来设置最低显示的日志等级、日志的显示格式、日志输出位置(默认是终端)以及写入文件的文件名和编码,接着我...
'rb')exceptExceptionase:logger.error('Failed to open file',exc_info=True)'''Failed to open fileTraceback (most recent call last):File "/Users/crown/Projects/python101/playground/logging_watchtower/example_traceback.py", line 6, in <module>open('/path/to/does/not/exist', 'rb')FileNotF...
logging.basicConfig(filename='example.log', level=logging.INFO) logging.debug('This message should go to the log file') logging.info('So should this') logging.warning('And this, too') 其中level=http://logging.INFO意思是:把日志记录级别设置为INFO,也就是说,只有比日志是INFO或比INFO级别更高...
# File "D:/Git/py_labs/demo/use_logging.py", line 45, in <module> # 1 / 0 # ZeroDivisionError: integer division or modulo by zero logging配置要点 GetLogger()方法 这是最基本的入口,该方法参数可以为空,默认的logger名称是root,如果在同一个程序中一直都使用同名的logger,其实会拿到同一个实例,...
pythonCopy codeimport logging # 配置日志记录器 logging.basicConfig(filename='app.log',level=logging.DEBUG,format='%(asctime)s - %(levelname)s - %(message)s')# 创建一个日志记录器 logger=logging.getLogger("my_logger")# 创建一个处理程序,并将其关联到日志记录器 ...
importlogging logger=logging.getLogger("simple_example")logger.setLevel(logging.DEBUG)# 建立一个filehandler来把日志记录在文件里,级别为debug以上 fh=logging.FileHandler("spam.log")fh.setLevel(logging.DEBUG)# 建立一个streamhandler来把日志打在CMD窗口上,级别为error以上 ...
import logging logging.basicConfig(filename='example.log',level=logging.INFO) logging.debug('This message should go to the log file') logging.info('So should this') logging.warning('And this, too') 其中下面这句中的level=loggin.INFO意思是,把日志纪录级别设置为INFO,也就是说,只有比日志是INFO...
The example calls five methods of the logging module. The messages are written to the console. $ simple.py WARNING:root:This is a warning message ERROR:root:This is an error message CRITICAL:root:This is a critical message Notice that root logger is used and only three messages were ...
一、logging日志框架 1.1 loggers 1.2 Handlers 1.3 Filters 1.4 Formatters 二、事件等级 三、多模块使用logging配置 3.1 通过继承关系实现 3.2 通过YAML文件配置 四、yaml配置文件怎么写 4.1 yaml的基本语法 4.2 PyYAML快速上手 Reference 一、logging日志框架 ...