logging.config.dictConfig()是Python中用于配置日志记录器的方法之一。它允许我们使用字典来配置多个具有不同设置的记录器。
具体步骤如下:
import logging
import logging.config
loggers = {
"console_logger": {
"level": "DEBUG",
"handlers": ["console_handler"],
"propagate": False
},
"file_logger": {
"level": "INFO",
"handlers": ["file_handler"],
"propagate": False
}
}
handlers = {
"console_handler": {
"class": "logging.StreamHandler",
"level": "DEBUG",
"formatter": "console_formatter",
"stream": "ext://sys.stdout"
},
"file_handler": {
"class": "logging.FileHandler",
"level": "INFO",
"formatter": "file_formatter",
"filename": "app.log",
"mode": "w"
}
}
formatters = {
"console_formatter": {
"format": "%(asctime)s - %(name)s - %(levelname)s - %(message)s"
},
"file_formatter": {
"format": "%(asctime)s - %(levelname)s - %(message)s"
}
}
logging.config.dictConfig({
"version": 1,
"disable_existing_loggers": False,
"loggers": loggers,
"handlers": handlers,
"formatters": formatters
})
现在,我们已经成功配置了两个具有不同设置的记录器。可以通过名称来获取记录器并开始记录日志了。例如:
console_logger = logging.getLogger("console_logger")
file_logger = logging.getLogger("file_logger")
console_logger.debug("This is a debug message")
file_logger.info("This is an info message")
这样,我们就可以使用logging.config.dictConfig()方法来设置具有不同设置的多个记录器了。
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