{"id":205255,"date":"2025-05-29T12:23:40","date_gmt":"2025-05-29T04:23:40","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205255\/"},"modified":"2025-05-29T12:23:40","modified_gmt":"2025-05-29T04:23:40","slug":"python-logging%e6%a8%a1%e5%9d%97%e8%87%aa%e5%ae%9a%e4%b9%89filter%e4%b8%ba%e4%bd%95%e6%97%a0%e6%b3%95%e8%be%93%e5%87%ba%e6%8c%87%e5%ae%9a%e7%ba%a7%e5%88%ab%e7%9a%84%e6%97%a5%e5%bf%97%e4%bf%a1%e6%81%af","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205255\/","title":{"rendered":"Python logging\u6a21\u5757\u81ea\u5b9a\u4e49Filter\u4e3a\u4f55\u65e0\u6cd5\u8f93\u51fa\u6307\u5b9a\u7ea7\u522b\u7684\u65e5\u5fd7\u4fe1\u606f\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

Python logging\u6a21\u5757\u81ea\u5b9a\u4e49Filter\u4e3a\u4f55\u65e0\u6cd5\u8f93\u51fa\u6307\u5b9a\u7ea7\u522b\u7684\u65e5\u5fd7\u4fe1\u606f\uff1f<\/h1>\n

\u6700\u8fd1\u53d1\u73b0\u4e0d\u5c11\u5c0f\u4f19\u4f34\u90fd\u5bf9\u5f88\u611f\u5174\u8da3\uff0c\u6240\u4ee5\u4eca\u5929\u7ee7\u7eed\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u6587\u7ae0<\/span>\u76f8\u5173\u7684\u77e5\u8bc6\uff0c\u672c\u6587\u300aPython logging\u6a21\u5757\u81ea\u5b9a\u4e49Filter\u4e3a\u4f55\u65e0\u6cd5\u8f93\u51fa\u6307\u5b9a\u7ea7\u522b\u7684\u65e5\u5fd7\u4fe1\u606f\uff1f\u300b<\/span>\u4e3b\u8981\u5185\u5bb9\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01\u5f53\u7136\u5982\u679c\u9605\u8bfb\u672c\u6587\u65f6\u5b58\u5728\u4e0d\u540c\u60f3\u6cd5\uff0c\u53ef\u4ee5\u5728\u8bc4\u8bba\u4e2d\u8868\u8fbe\uff0c\u4f46\u662f\u8bf7\u52ff\u4f7f\u7528\u8fc7\u6fc0\u7684\u63aa\u8f9e~<\/p>\n

<\/p>\n

<h3>python\u7684logging\u6a21\u5757\u81ea\u5b9a\u4e49filter\u65e0\u6cd5\u8f93\u51fa\u6307\u5b9a\u7ea7\u522b\u7684\u65e5\u5fd7\u4fe1\u606f<\/h3><\/p>\n

\u5728python\u4e2d\uff0c\u4f7f\u7528logging\u6a21\u5757\u6765\u8bb0\u5f55\u65e5\u5fd7\u975e\u5e38\u65b9\u4fbf\u3002\u6709\u65f6\uff0c\u6211\u4eec\u9700\u8981\u4ec5\u8bb0\u5f55\u7279\u5b9a\u7ea7\u522b\u7684\u65e5\u5fd7\u4fe1\u606f\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u81ea\u5b9a\u4e49\u8fc7\u6ee4\u5668\u6765\u5b9e\u73b0\u6b64\u76ee\u7684\u3002\u4f46\u662f\uff0c\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0clogging\u6a21\u5757\u7684\u81ea\u5b9a\u4e49filter\u65e0\u6cd5\u8f93\u51fa\u6307\u5b9a\u7ea7\u522b\u7684\u65e5\u5fd7\u4fe1\u606f\u3002<\/p>\n

\u95ee\u9898<\/strong><\/p>\n

\u4ee5\u4e0b\u4ee3\u7801\u6f14\u793a\u4e86\u6b64\u95ee\u9898\uff1a<\/p>\n

class customfilter(logging.filter):\n    def filter(self, record):\n        message = record.getmessage()\n        return 'custom' in message\n\ncustomfilter = customfilter()\n\nlogger: logger = logging.getlogger()\nlogger.setlevel(logging.debug)\nlogger.addfilter(customfilter)\n\nlogger.debug('this is a debug message with custom keyword')\nlogger.info('this is an info message with custom keyword')\nlogger.warning('this is a warning message with custom keyword')\nlogger.error('this is an error message with custom keyword')\nlogger.critical('this is a critical message with custom keyword')<\/pre>\n
\u95ee\u9898\u662f\uff1a\u4e3a\u4ec0\u4e48\u4e0a\u8ff0\u4ee3\u7801\u4e0d\u4f1a\u5728\u63a7\u5236\u53f0\u6253\u5370\u51fadebug\u548cinfo\u7ea7\u522b\u7684\u65e5\u5fd7\u4fe1\u606f\uff1f<\/p>\n
\u7b54\u6848<\/strong><\/p>\n
\u8fd9\u4e0d\u662f\u8fc7\u6ee4\u5668\u7684\u95ee\u9898\uff0c\u800c\u662f\u4f7f\u7528\u65b9\u5f0f\u7684\u95ee\u9898\u3002\u6b63\u786e\u7684\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n
import logging\n\nlogging.getLogger().setLevel(logging.DEBUG)\n\nlogging.debug(\"This is a debug message with custom keyword\")\nlogging.info(\"This is an info message with custom keyword\")\nlogging.warning(\"This is a warning message with custom keyword\")\nlogging.error(\"This is an error message with custom keyword\")\nlogging.critical(\"This is a critical message with custom keyword\")<\/pre>\n
\u539f\u56e0<\/strong><\/p>\n
\u8fd9\u662f\u56e0\u4e3alogging\u6a21\u5757\u4e2d\u7684\u8fc7\u6ee4\u5668\u4e0d\u662f\u81ea\u52a8\u5e94\u7528\u7684\u3002\u6211\u4eec\u9700\u8981\u5728\u65e5\u5fd7\u8bb0\u5f55\u7a0b\u5e8f\u4e2d\u6dfb\u52a0\u4e00\u4e2a\u5904\u7406\u5668\uff08handler\uff09\uff0c\u5904\u7406\u5668\u624d\u80fd\u5e94\u7528\u8fc7\u6ee4\u5668\u5e76\u8f93\u51fa\u65e5\u5fd7\u4fe1\u606f\u3002<\/p>\n
\u5728\u4fee\u6539\u540e\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u6dfb\u52a0\u4e86\u4e00\u4e2astreamhandler\uff0c\u8be5\u5904\u7406\u5668\u5c06\u65e5\u5fd7\u4fe1\u606f\u8f93\u51fa\u5230\u63a7\u5236\u53f0\u3002\u73b0\u5728\uff0c\u5c06\u6b63\u786e\u5e94\u7528\u8fc7\u6ee4\u5668\uff0c\u5e76\u4e14\u53ea\u6709\u5305\u542b\u201ccustom\u201d\u5173\u952e\u5b57\u7684\u65e5\u5fd7\u4fe1\u606f\u624d\u4f1a\u8f93\u51fa\u3002<\/p>\n
\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aPython logging\u6a21\u5757\u81ea\u5b9a\u4e49Filter\u4e3a\u4f55\u65e0\u6cd5\u8f93\u51fa\u6307\u5b9a\u7ea7\u522b\u7684\u65e5\u5fd7\u4fe1\u606f\uff1f\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
Python logging\u6a21\u5757...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-205255","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205255","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=205255"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205255\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205255"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205255"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205255"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}