{"id":1133359,"date":"2025-01-08T21:05:43","date_gmt":"2025-01-08T13:05:43","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1133359.html"},"modified":"2025-01-08T21:05:46","modified_gmt":"2025-01-08T13:05:46","slug":"python%e5%a6%82%e4%bd%95%e5%b0%86%e6%97%a5%e5%bf%97%e8%be%93%e5%87%ba%e5%88%b0%e6%8c%87%e5%ae%9a%e7%9b%ae%e5%bd%95%e4%b8%8b","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1133359.html","title":{"rendered":"python\u5982\u4f55\u5c06\u65e5\u5fd7\u8f93\u51fa\u5230\u6307\u5b9a\u76ee\u5f55\u4e0b"},"content":{"rendered":"

\"python\u5982\u4f55\u5c06\u65e5\u5fd7\u8f93\u51fa\u5230\u6307\u5b9a\u76ee\u5f55\u4e0b\"<\/p>\n

Python\u53ef\u4ee5\u901a\u8fc7logging\u6a21\u5757\u5c06\u65e5\u5fd7\u8f93\u51fa\u5230\u6307\u5b9a\u76ee\u5f55\uff0c\u4f7f\u7528logging\u6a21\u5757\u914d\u7f6e\u65e5\u5fd7\u8bb0\u5f55\u5668\u3001\u6307\u5b9a\u65e5\u5fd7\u6587\u4ef6\u8def\u5f84\u3001\u8bbe\u7f6e\u65e5\u5fd7\u683c\u5f0f\u3002<\/strong>\u4e0b\u9762\u6211\u4eec\u8be6\u7ec6\u8bb2\u89e3\u5982\u4f55\u5b9e\u73b0\u8fd9\u4e00\u76ee\u6807\u3002<\/p>\n<\/p>\n

Python\u5982\u4f55\u5c06\u65e5\u5fd7\u8f93\u51fa\u5230\u6307\u5b9a\u76ee\u5f55\u4e0b<\/strong><\/h2>\n

\u4e00\u3001\u5b89\u88c5\u548c\u5bfc\u5165logging\u6a21\u5757<\/h2>\n<\/p>\n

Python\u7684\u6807\u51c6\u5e93\u4e2d\u81ea\u5e26logging\u6a21\u5757\uff0c\u56e0\u6b64\u4e0d\u9700\u8981\u989d\u5916\u5b89\u88c5\u3002\u6211\u4eec\u53ea\u9700\u8981\u5728\u4ee3\u7801\u4e2d\u5bfc\u5165\u8fd9\u4e2a\u6a21\u5757\u5373\u53ef\u3002<\/p>\n<\/p>\n

import logging<\/p>\n
import os<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e8c\u3001\u914d\u7f6e\u65e5\u5fd7\u8bb0\u5f55\u5668<\/h2>\n<\/p>\n
1. \u521b\u5efa\u65e5\u5fd7\u8bb0\u5f55\u5668<\/h3>\n<\/p>\n
\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u521b\u5efa\u4e00\u4e2a\u65e5\u5fd7\u8bb0\u5f55\u5668\uff0c\u5b83\u662f\u6211\u4eec\u65e5\u5fd7\u8bb0\u5f55\u7cfb\u7edf\u7684\u6838\u5fc3\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u6765\u521b\u5efa\uff1a<\/p>\n<\/p>\n
logger = logging.getLogger('my_logger')<\/p>\n
logger.setLevel(logging.DEBUG)  # \u8bbe\u7f6e\u6700\u4f4e\u7684\u65e5\u5fd7\u7ea7\u522b<\/p>\n
<\/code><\/pre>\n<\/p>\n
2. \u8bbe\u7f6e\u65e5\u5fd7\u6587\u4ef6\u8def\u5f84<\/h3>\n<\/p>\n
\u6211\u4eec\u9700\u8981\u6307\u5b9a\u4e00\u4e2a\u76ee\u5f55\u6765\u4fdd\u5b58\u65e5\u5fd7\u6587\u4ef6\u3002\u5982\u679c\u76ee\u5f55\u4e0d\u5b58\u5728\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528os\u6a21\u5757\u6765\u521b\u5efa\u5b83\u3002<\/p>\n<\/p>\n
log_directory = 'path\/to\/log\/directory'<\/p>\n
if not os.path.exists(log_directory):<\/p>\n
    os.makedirs(log_directory)<\/p>\n
log_file = os.path.join(log_directory, 'my_log_file.log')<\/p>\n
<\/code><\/pre>\n<\/p>\n
3. \u521b\u5efa\u6587\u4ef6\u5904\u7406\u5668<\/h3>\n<\/p>\n
\u6587\u4ef6\u5904\u7406\u5668\u5c06\u65e5\u5fd7\u8f93\u51fa\u5230\u6307\u5b9a\u7684\u6587\u4ef6\u4e2d\u3002\u6211\u4eec\u53ef\u4ee5\u8bbe\u7f6e\u65e5\u5fd7\u6587\u4ef6\u7684\u8def\u5f84\u548c\u65e5\u5fd7\u7ea7\u522b\u3002<\/p>\n<\/p>\n
file_handler = logging.FileHandler(log_file)<\/p>\n
file_handler.setLevel(logging.INFO)<\/p>\n
<\/code><\/pre>\n<\/p>\n
4. \u8bbe\u7f6e\u65e5\u5fd7\u683c\u5f0f<\/h3>\n<\/p>\n
\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7Formatter\u7c7b\u6765\u8bbe\u7f6e\u65e5\u5fd7\u7684\u8f93\u51fa\u683c\u5f0f\uff0c\u8fd9\u6837\u53ef\u4ee5\u4f7f\u65e5\u5fd7\u4fe1\u606f\u66f4\u52a0\u6e05\u6670\u548c\u6613\u8bfb\u3002<\/p>\n<\/p>\n
formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')<\/p>\n
file_handler.setFormatter(formatter)<\/p>\n
<\/code><\/pre>\n<\/p>\n
5. \u6dfb\u52a0\u5904\u7406\u5668\u5230\u65e5\u5fd7\u8bb0\u5f55\u5668<\/h3>\n<\/p>\n
\u6700\u540e\uff0c\u6211\u4eec\u5c06\u5904\u7406\u5668\u6dfb\u52a0\u5230\u65e5\u5fd7\u8bb0\u5f55\u5668\u4e2d\u3002<\/p>\n<\/p>\n
logger.addHandler(file_handler)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e09\u3001\u65e5\u5fd7\u8bb0\u5f55\u793a\u4f8b<\/h2>\n<\/p>\n
\u73b0\u5728\uff0c\u6211\u4eec\u5df2\u7ecf\u5b8c\u6210\u4e86\u65e5\u5fd7\u7cfb\u7edf\u7684\u914d\u7f6e\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u65e5\u5fd7\u8bb0\u5f55\u5668\u6765\u8bb0\u5f55\u65e5\u5fd7\u4fe1\u606f\u3002<\/p>\n<\/p>\n
logger.debug('This is a debug message')<\/p>\n
logger.info('This is an info message')<\/p>\n
logger.warning('This is a warning message')<\/p>\n
logger.error('This is an error message')<\/p>\n
logger.critical('This is a critical message')<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u56db\u3001\u5b8c\u6574\u4ee3\u7801\u793a\u4f8b<\/h2>\n<\/p>\n
\u4e0b\u9762\u662f\u4e00\u4e2a\u5b8c\u6574\u7684\u4ee3\u7801\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5c06\u65e5\u5fd7\u8f93\u51fa\u5230\u6307\u5b9a\u76ee\u5f55\u4e0b\uff1a<\/p>\n<\/p>\n
import logging<\/p>\n
import os<\/p>\n
def setup_logger(log_directory, log_file_name):<\/p>\n
    # \u521b\u5efa\u65e5\u5fd7\u8bb0\u5f55\u5668<\/p>\n
    logger = logging.getLogger('my_logger')<\/p>\n
    logger.setLevel(logging.DEBUG)  # \u8bbe\u7f6e\u6700\u4f4e\u7684\u65e5\u5fd7\u7ea7\u522b<\/p>\n
    # \u68c0\u67e5\u76ee\u5f55\u662f\u5426\u5b58\u5728\uff0c\u4e0d\u5b58\u5728\u5219\u521b\u5efa<\/p>\n
    if not os.path.exists(log_directory):<\/p>\n
        os.makedirs(log_directory)<\/p>\n
    # \u8bbe\u7f6e\u65e5\u5fd7\u6587\u4ef6\u8def\u5f84<\/p>\n
    log_file = os.path.join(log_directory, log_file_name)<\/p>\n
    # \u521b\u5efa\u6587\u4ef6\u5904\u7406\u5668<\/p>\n
    file_handler = logging.FileHandler(log_file)<\/p>\n
    file_handler.setLevel(logging.INFO)<\/p>\n
    # \u8bbe\u7f6e\u65e5\u5fd7\u683c\u5f0f<\/p>\n
    formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')<\/p>\n
    file_handler.setFormatter(formatter)<\/p>\n
    # \u6dfb\u52a0\u5904\u7406\u5668\u5230\u65e5\u5fd7\u8bb0\u5f55\u5668<\/p>\n
    logger.addHandler(file_handler)<\/p>\n
    return logger<\/p>\n
\u4f7f\u7528\u793a\u4f8b<\/strong><\/h2>\n
log_directory = 'path\/to\/log\/directory'<\/p>\n
log_file_name = 'my_log_file.log'<\/p>\n
logger = setup_logger(log_directory, log_file_name)<\/p>\n
logger.debug('This is a debug message')<\/p>\n
logger.info('This is an info message')<\/p>\n
logger.warning('This is a warning message')<\/p>\n
logger.error('This is an error message')<\/p>\n
logger.critical('This is a critical message')<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e94\u3001\u66f4\u591a\u9ad8\u7ea7\u914d\u7f6e<\/h2>\n<\/p>\n
1. \u65e5\u5fd7\u8f6e\u8f6c<\/h3>\n<\/p>\n
\u5982\u679c\u4f60\u7684\u65e5\u5fd7\u6587\u4ef6\u53ef\u80fd\u4f1a\u53d8\u5f97\u975e\u5e38\u5927\uff0c\u5efa\u8bae\u4f7f\u7528logging.handlers<\/code>\u6a21\u5757\u4e2d\u7684RotatingFileHandler<\/code>\u6216TimedRotatingFileHandler<\/code>\u6765\u7ba1\u7406\u65e5\u5fd7\u6587\u4ef6\u7684\u8f6e\u8f6c\u3002<\/p>\n<\/p>\n
RotatingFileHandler\u793a\u4f8b<\/h4>\n<\/p>\n
from logging.handlers import RotatingFileHandler<\/p>\n
\u521b\u5efa\u65cb\u8f6c\u6587\u4ef6\u5904\u7406\u5668<\/strong><\/h2>\n
rotating_handler = RotatingFileHandler(log_file, maxBytes=1024*1024*5, backupCount=5)<\/p>\n
rotating_handler.setLevel(logging.INFO)<\/p>\n
rotating_handler.setFormatter(formatter)<\/p>\n
\u6dfb\u52a0\u65cb\u8f6c\u5904\u7406\u5668\u5230\u65e5\u5fd7\u8bb0\u5f55\u5668<\/strong><\/h2>\n
logger.addHandler(rotating_handler)<\/p>\n
<\/code><\/pre>\n<\/p>\n
TimedRotatingFileHandler\u793a\u4f8b<\/h4>\n<\/p>\n
from logging.handlers import TimedRotatingFileHandler<\/p>\n
\u521b\u5efa\u6309\u65f6\u95f4\u8f6e\u8f6c\u7684\u5904\u7406\u5668<\/strong><\/h2>\n
timed_handler = TimedRotatingFileHandler(log_file, when='midnight', interval=1, backupCount=7)<\/p>\n
timed_handler.setLevel(logging.INFO)<\/p>\n
timed_handler.setFormatter(formatter)<\/p>\n
\u6dfb\u52a0\u6309\u65f6\u95f4\u8f6e\u8f6c\u5904\u7406\u5668\u5230\u65e5\u5fd7\u8bb0\u5f55\u5668<\/strong><\/h2>\n
logger.addHandler(timed_handler)<\/p>\n
<\/code><\/pre>\n<\/p>\n
2. \u63a7\u5236\u53f0\u8f93\u51fa<\/h3>\n<\/p>\n
\u6709\u65f6\u5019\u6211\u4eec\u4e0d\u4ec5\u9700\u8981\u5c06\u65e5\u5fd7\u8f93\u51fa\u5230\u6587\u4ef6\uff0c\u8fd8\u9700\u8981\u5728\u63a7\u5236\u53f0\u4e0a\u663e\u793a\u65e5\u5fd7\u4fe1\u606f\u3002\u8fd9\u65f6\u53ef\u4ee5\u6dfb\u52a0\u4e00\u4e2aStreamHandler<\/code>\u3002<\/p>\n<\/p>\n
console_handler = logging.StreamHandler()<\/p>\n
console_handler.setLevel(logging.DEBUG)<\/p>\n
console_handler.setFormatter(formatter)<\/p>\n
\u6dfb\u52a0\u63a7\u5236\u53f0\u5904\u7406\u5668\u5230\u65e5\u5fd7\u8bb0\u5f55\u5668<\/strong><\/h2>\n
logger.addHandler(console_handler)<\/p>\n
<\/code><\/pre>\n<\/p>\n
3. \u4e0d\u540c\u7684\u65e5\u5fd7\u7ea7\u522b<\/h3>\n<\/p>\n
\u65e5\u5fd7\u7ea7\u522b\u5305\u62ecDEBUG<\/code>\u3001INFO<\/code>\u3001WARNING<\/code>\u3001ERROR<\/code>\u548cCRITICAL<\/code>\u3002\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u9700\u6c42\u8bbe\u7f6e\u4e0d\u540c\u7684\u65e5\u5fd7\u7ea7\u522b\u3002<\/p>\n<\/p>\n
logger.setLevel(logging.INFO)  # \u53ea\u8bb0\u5f55INFO\u7ea7\u522b\u53ca\u4ee5\u4e0a\u7684\u65e5\u5fd7<\/p>\n
file_handler.setLevel(logging.ERROR)  # \u53ea\u8bb0\u5f55ERROR\u7ea7\u522b\u53ca\u4ee5\u4e0a\u7684\u65e5\u5fd7\u5230\u6587\u4ef6<\/p>\n
console_handler.setLevel(logging.DEBUG)  # \u8bb0\u5f55\u6240\u6709\u7ea7\u522b\u7684\u65e5\u5fd7\u5230\u63a7\u5236\u53f0<\/p>\n
<\/code><\/pre>\n<\/p>\n
4. \u4f7f\u7528\u914d\u7f6e\u6587\u4ef6<\/h3>\n<\/p>\n
\u6211\u4eec\u4e5f\u53ef\u4ee5\u901a\u8fc7\u914d\u7f6e\u6587\u4ef6\u6765\u914d\u7f6e\u65e5\u5fd7\u7cfb\u7edf\uff0c\u8fd9\u6837\u53ef\u4ee5\u4f7f\u914d\u7f6e\u66f4\u52a0\u7075\u6d3b\u548c\u6613\u4e8e\u4fee\u6539\u3002\u914d\u7f6e\u6587\u4ef6\u53ef\u4ee5\u662fini<\/code>\u683c\u5f0f\u6216yaml<\/code>\u683c\u5f0f\u3002\u8fd9\u91cc\u4ee5ini<\/code>\u683c\u5f0f\u4e3a\u4f8b\uff1a<\/p>\n<\/p>\n
logging.conf<\/h4>\n<\/p>\n
[loggers]<\/p>\n
keys=root,sampleLogger<\/p>\n
[handlers]<\/p>\n
keys=consoleHandler,fileHandler<\/p>\n
[formatters]<\/p>\n
keys=sampleFormatter<\/p>\n
[logger_root]<\/p>\n
level=DEBUG<\/p>\n
handlers=consoleHandler<\/p>\n
[logger_sampleLogger]<\/p>\n
level=DEBUG<\/p>\n
handlers=consoleHandler,fileHandler<\/p>\n
qualname=sampleLogger<\/p>\n
propagate=0<\/p>\n
[handler_consoleHandler]<\/p>\n
class=StreamHandler<\/p>\n
level=DEBUG<\/p>\n
formatter=sampleFormatter<\/p>\n
args=(sys.stdout,)<\/p>\n
[handler_fileHandler]<\/p>\n
class=FileHandler<\/p>\n
level=DEBUG<\/p>\n
formatter=sampleFormatter<\/p>\n
args=('path\/to\/log\/directory\/sample.log', 'a')<\/p>\n
[formatter_sampleFormatter]<\/p>\n
format=%(asctime)s - %(name)s - %(levelname)s - %(message)s<\/p>\n
datefmt=<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4f7f\u7528\u914d\u7f6e\u6587\u4ef6<\/h4>\n<\/p>\n
import logging<\/p>\n
import logging.config<\/p>\n
logging.config.fileConfig('logging.conf')<\/p>\n
logger = logging.getLogger('sampleLogger')<\/p>\n
logger.debug('This is a debug message')<\/p>\n
logger.info('This is an info message')<\/p>\n
logger.warning('This is a warning message')<\/p>\n
logger.error('This is an error message')<\/p>\n
logger.critical('This is a critical message')<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u901a\u8fc7\u4ee5\u4e0a\u6b65\u9aa4\uff0c\u6211\u4eec\u53ef\u4ee5\u7075\u6d3b\u5730\u5c06Python\u65e5\u5fd7\u8f93\u51fa\u5230\u6307\u5b9a\u76ee\u5f55\uff0c\u5e76\u8fdb\u884c\u5404\u79cd\u9ad8\u7ea7\u914d\u7f6e\uff0c\u4ee5\u6ee1\u8db3\u4e0d\u540c\u7684\u5e94\u7528\u9700\u6c42\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python\u4e2d\u914d\u7f6e\u65e5\u5fd7\u8bb0\u5f55\u7684\u8f93\u51fa\u76ee\u5f55\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684logging<\/code>\u6a21\u5757\u6765\u914d\u7f6e\u65e5\u5fd7\u8bb0\u5f55\u3002\u4e3a\u4e86\u5c06\u65e5\u5fd7\u8f93\u51fa\u5230\u6307\u5b9a\u76ee\u5f55\uff0c\u60a8\u9700\u8981\u8bbe\u7f6eFileHandler<\/code>\u5e76\u6307\u5b9a\u6587\u4ef6\u8def\u5f84\u3002\u53ef\u4ee5\u4f7f\u7528os<\/code>\u6a21\u5757\u6765\u786e\u4fdd\u76ee\u5f55\u5b58\u5728\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\u4ee3\u7801\uff1a  <\/p>\n
import logging\nimport os\n\nlog_directory = 'logs'  # \u6307\u5b9a\u65e5\u5fd7\u76ee\u5f55\nif not os.path.exists(log_directory):  # \u68c0\u67e5\u76ee\u5f55\u662f\u5426\u5b58\u5728\n    os.makedirs(log_directory)  # \u521b\u5efa\u76ee\u5f55\n\nlog_file_path = os.path.join(log_directory, 'app.log')  # \u65e5\u5fd7\u6587\u4ef6\u8def\u5f84\n\nlogging.basicConfig(level=logging.INFO,  \n                    format='%(asctime)s - %(levelname)s - %(message)s',\n                    handlers=[logging.FileHandler(log_file_path)])  # \u914d\u7f6e\u65e5\u5fd7\u5904\u7406\u5668\n\nlogging.info('\u8fd9\u662f\u4e00\u6761\u65e5\u5fd7\u4fe1\u606f\u3002')  # \u8f93\u51fa\u65e5\u5fd7\n<\/code><\/pre>\n
\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u60a8\u53ef\u4ee5\u786e\u4fdd\u65e5\u5fd7\u6587\u4ef6\u4fdd\u5b58\u5728\u6307\u5b9a\u7684\u76ee\u5f55\u4e2d\u3002<\/p>\n
\u5982\u4f55\u9009\u62e9\u5408\u9002\u7684\u65e5\u5fd7\u6587\u4ef6\u540d\u548c\u683c\u5f0f\uff1f<\/strong>
\u9009\u62e9\u5408\u9002\u7684\u65e5\u5fd7\u6587\u4ef6\u540d\u548c\u683c\u5f0f\u975e\u5e38\u91cd\u8981\uff0c\u80fd\u591f\u5e2e\u52a9\u60a8\u66f4\u597d\u5730\u7ba1\u7406\u65e5\u5fd7\u6587\u4ef6\u3002\u6587\u4ef6\u540d\u53ef\u4ee5\u5305\u542b\u65e5\u671f\u548c\u65f6\u95f4\uff0c\u4ee5\u4fbf\u4e8e\u533a\u5206\u4e0d\u540c\u65f6\u95f4\u6bb5\u7684\u65e5\u5fd7\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528app_{date}.log<\/code>\u683c\u5f0f\u3002\u65e5\u5fd7\u683c\u5f0f\u53ef\u4ee5\u6839\u636e\u60a8\u7684\u9700\u6c42\u8c03\u6574\uff0c\u5e38\u89c1\u7684\u683c\u5f0f\u5305\u62ec\u65f6\u95f4\u6233\u3001\u65e5\u5fd7\u7ea7\u522b\u548c\u6d88\u606f\u5185\u5bb9\u3002\u81ea\u5b9a\u4e49\u683c\u5f0f\u53ef\u4ee5\u4f7f\u7528format<\/code>\u53c2\u6570\u8fdb\u884c\u8bbe\u7f6e\u3002<\/p>\n
\u5982\u4f55\u5904\u7406\u65e5\u5fd7\u6587\u4ef6\u7684\u5927\u5c0f\u548c\u8f6e\u8f6c\u95ee\u9898\uff1f<\/strong>
\u968f\u7740\u65f6\u95f4\u7684\u63a8\u79fb\uff0c\u65e5\u5fd7\u6587\u4ef6\u53ef\u80fd\u4f1a\u53d8\u5f97\u975e\u5e38\u5927\u3002\u4e3a\u4e86\u6709\u6548\u7ba1\u7406\u65e5\u5fd7\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528logging.handlers.RotatingFileHandler<\/code>\u6765\u5b9e\u73b0\u65e5\u5fd7\u8f6e\u8f6c\u529f\u80fd\u3002\u8fd9\u5141\u8bb8\u60a8\u8bbe\u7f6e\u6587\u4ef6\u5927\u5c0f\u9650\u5236\uff0c\u5e76\u5728\u8fbe\u5230\u8be5\u9650\u5236\u65f6\u81ea\u52a8\u521b\u5efa\u65b0\u6587\u4ef6\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u6307\u5b9a\u6700\u5927\u6587\u4ef6\u5927\u5c0f\u548c\u4fdd\u7559\u7684\u5907\u4efd\u6570\u91cf\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a  <\/p>\n
from logging.handlers import RotatingFileHandler\n\nhandler = RotatingFileHandler(log_file_path, maxBytes=5*1024*1024, backupCount=3)  # 5MB\u5927\u5c0f\u9650\u5236\uff0c\u4fdd\u75593\u4e2a\u5907\u4efd\nlogging.getLogger().addHandler(handler)\n<\/code><\/pre>\n
\u901a\u8fc7\u914d\u7f6e\u8fd9\u4e9b\u9009\u9879\uff0c\u60a8\u53ef\u4ee5\u786e\u4fdd\u65e5\u5fd7\u6587\u4ef6\u4e0d\u4f1a\u65e0\u9650\u5236\u589e\u957f\uff0c\u540c\u65f6\u4fdd\u7559\u91cd\u8981\u7684\u5386\u53f2\u8bb0\u5f55\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python\u53ef\u4ee5\u901a\u8fc7logging\u6a21\u5757\u5c06\u65e5\u5fd7\u8f93\u51fa\u5230\u6307\u5b9a\u76ee\u5f55\uff0c\u4f7f\u7528logging\u6a21\u5757\u914d\u7f6e\u65e5\u5fd7\u8bb0\u5f55\u5668\u3001\u6307\u5b9a\u65e5\u5fd7\u6587\u4ef6 […]","protected":false},"author":3,"featured_media":1133366,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1133359"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1133359"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1133359\/revisions"}],"predecessor-version":[{"id":1133367,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1133359\/revisions\/1133367"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1133366"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1133359"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1133359"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1133359"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}