{"id":693,"date":"2017-03-16T21:02:46","date_gmt":"2017-03-16T12:02:46","guid":{"rendered":"http:\/\/www.python.ambitious-engineer.com\/?p=693"},"modified":"2021-10-09T21:46:59","modified_gmt":"2021-10-09T12:46:59","slug":"logging-%e3%83%ad%e3%82%b0%e5%87%ba%e5%8a%9b-%e3%81%9d%e3%81%ae1","status":"publish","type":"post","link":"https:\/\/www.python.ambitious-engineer.com\/archives\/693","title":{"rendered":"logging \u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9"},"content":{"rendered":"

Python\u306e\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u306flogging\u3068\u3044\u3046\u30ed\u30b0\u51fa\u529b\u7528\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30da\u30fc\u30b8\u3067\u306flogging\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u305f\u30ed\u30b0\u51fa\u529b\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n

logging\u306e\u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9<\/h2>\n

logging\u30e2\u30b8\u30e5\u30fc\u30eb\u306f\u4f7f\u7528\u65b9\u6cd5\u304c\u5c11\u3057\u96e3\u3057\u3044\u306e\u3067\u3059\u304c\u3001\u57fa\u672c\u7684\u306b\u306f\u30ed\u30b0\u306e\u8a2d\u5b9a\u3000\u2192\u3000\u30ed\u30ac\u30fc\u306e\u751f\u6210\u3000\u2192\u3000\u30ed\u30ac\u30fc\u3092\u4f7f\u7528\u3057\u3066\u30ed\u30b0\u51fa\u529b\u3068\u3044\u3046\u6d41\u308c\u306b\u306a\u308a\u307e\u3059\u3002
\n\u30ed\u30b0\u306e\u8a2d\u5b9a\u65b9\u6cd5\u306b\u3082\u8272\u3005\u3042\u308b\u306e\u3067\u3059\u304c\u3001\u6700\u521d\u306e\u3046\u3061\u306fbasicConfig\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\u304c\u308f\u304b\u308a\u3084\u3059\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n

\r\nimport logging\r\n\r\nlogging.basicConfig()\r\nlogger = logging.getLogger(__name__)\r\nlogger.error("\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u307e\u3057\u305f")\r\n\r\n<\/pre>\n
\u4e0a\u306e\u30b5\u30f3\u30d7\u30eb\u306e\u89e3\u8aac\u3067\u3059\u30023\u884c\u76ee\u306ebasicConfig\u3067\u30ed\u30b0\u306e\u8a2d\u5b9a\u3092\u884c\u3048\u307e\u3059\u304c\u3001\u4eca\u56de\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u306a\u306e\u3067\u4f55\u3082\u6307\u5b9a\u3057\u3066\u3044\u307e\u305b\u3093\u30024\u884c\u76ee\u3067\u30ed\u30ac\u30fc\u3001\u3064\u307e\u308a\u30ed\u30b0\u3092\u51fa\u529b\u3059\u308b\u6a5f\u80fd\u3092\u3082\u3063\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u751f\u6210\u3057\u3066\u3044\u307e\u3059\u3002\u30ed\u30ac\u30fc\u306b\u306f\u540d\u524d\u3092\u5b9a\u7fa9\u3067\u304d\u3001\u7279\u306b\u3053\u3060\u308f\u308a\u304c\u306a\u3044\u5834\u5408\u306f\u30e2\u30b8\u30e5\u30fc\u30eb\u540d\u304c\u683c\u7d0d\u3055\u308c\u305f__name__\u3092\u4f7f\u7528\u3057\u307e\u3059\u304c\u3001\u76e3\u67fb\u3084\u8abf\u67fb\u7b49\u3001\u5f79\u5272\u306b\u5fdc\u3058\u305f\u540d\u79f0\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
\u30ed\u30b0\u306e\u8a2d\u5b9a<\/h2>\n
\u30ed\u30b0\u304c\u96e3\u3057\u3044\u70b9\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u69cb\u6210\u3084\u904b\u7528\u306b\u5408\u308f\u305b\u3066\u69d8\u3005\u306a\u8a2d\u5b9a\u304c\u5fc5\u8981\u3067\u3042\u308b\u3068\u3044\u3046\u70b9\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002\u3053\u3053\u304b\u3089\u57fa\u672c\u7684\u306a\u8a2d\u5b9a\u9805\u76ee\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n
\u30ed\u30b0\u30ec\u30d9\u30eb<\/h3>\n
\u4e00\u822c\u7684\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u306f\u30ed\u30b0\u306b\u306f\u7528\u9014\u306b\u5fdc\u3058\u305f\u30ec\u30d9\u30eb\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002Python\u306e\u30ed\u30b0\u306b\u306f\u4ee3\u8868\u7684\u306a\u3082\u306e\u3068\u3057\u3066\u4ee5\u4e0b\u306e\u30ec\u30d9\u30eb\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u304b\u3089\u306e\u629c\u7c8b\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n\n\n\n\n
\u30ec\u30d9\u30eb<\/th>\n\u7528\u9014<\/th>\n\u30e1\u30bd\u30c3\u30c9<\/th>\n<\/tr>\n
DEBUG<\/td>\n\u304a\u3082\u306b\u554f\u984c\u3092\u8a3a\u65ad\u3059\u308b\u3068\u304d\u306b\u306e\u307f\u95a2\u5fc3\u304c\u3042\u308b\u3088\u3046\u306a\u3001\u8a73\u7d30\u306a\u60c5\u5831\u3002<\/td>\ndebug<\/td>\n<\/tr>\n
INFO<\/td>\n\u60f3\u5b9a\u3055\u308c\u305f\u901a\u308a\u306e\u3053\u3068\u304c\u8d77\u3053\u3063\u305f\u3053\u3068\u306e\u78ba\u8a8d\u3002<\/td>\ninfo<\/td>\n<\/tr>\n
WARNING<\/td>\n\u60f3\u5b9a\u5916\u306e\u3053\u3068\u304c\u8d77\u3053\u3063\u305f\u3001\u307e\u305f\u306f\u554f\u984c\u304c\u8fd1\u304f\u8d77\u3053\u308a\u305d\u3046\u3067\u3042\u308b (\u4f8b\u3048\u3070\u3001\u2019disk space low\u2019) \u3053\u3068\u306e\u8868\u793a\u3002<\/td>\nwarning<\/td>\n<\/tr>\n
ERROR<\/td>\n\u3088\u308a\u91cd\u5927\u306a\u554f\u984c\u306b\u3088\u308a\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u304c\u3042\u308b\u6a5f\u80fd\u3092\u5b9f\u884c\u3067\u304d\u306a\u3044\u3053\u3068\u3002<\/td>\nerror<\/td>\n<\/tr>\n
CRITICAL<\/td>\n\u30d7\u30ed\u30b0\u30e9\u30e0\u81ea\u4f53\u304c\u5b9f\u884c\u3092\u7d9a\u3051\u3089\u308c\u306a\u3044\u3053\u3068\u3092\u8868\u3059\u3001\u91cd\u5927\u306a\u30a8\u30e9\u30fc\u3002<\/td>\ncritical<\/td>\n<\/tr>\n<\/table>\n
\u3067\u306f\u69d8\u3005\u306a\u30ec\u30d9\u30eb\u306e\u30ed\u30b0\u3092\u51fa\u529b\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u5148\u7a0b\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u8a2d\u5b9a\u3067\u306fwarning\u4ee5\u4e0a\u306e\u30ec\u30d9\u30eb\u306e\u30ed\u30b0\u3057\u304b\u51fa\u529b\u3055\u308c\u307e\u305b\u3093\u306e\u3067basicConfig\u3067\u30ed\u30b0\u306e\u30ec\u30d9\u30eb\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
\r\nimport logging\r\n\r\nlogging.basicConfig(level=logging.INFO)\r\nlogger = logging.getLogger(__name__)\r\nlogger.debug("\u8abf\u67fb\u7528\u30ed\u30b0")\r\nlogger.info("\u51e6\u7406\u3092\u958b\u59cb\u3057\u307e\u3059\u3002")\r\nlogger.warning("1\u4ef6\u306e\u8b66\u544a\u304c\u3042\u308a\u307e\u3059\u3002")\r\nlogger.error("\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u307e\u3057\u305f\u3002")\r\n<\/pre>\n
\u4ee5\u4e0b\u306e\u3088\u3046\u306bINFO\u4ee5\u4e0a\u306e\u30ed\u30b0\u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u3002\u4e00\u65b9\u3001DEBUG\u306f\u51fa\u529b\u3055\u308c\u3066\u3044\u306a\u3044\u3053\u3068\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n
\r\nINFO:__main__:\u51e6\u7406\u3092\u958b\u59cb\u3057\u307e\u3059\u3002\r\nWARNING:__main__:1\u4ef6\u306e\u8b66\u544a\u304c\u3042\u308a\u307e\u3059\u3002\r\nERROR:__main__:\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u307e\u3057\u305f\u3002\r\n<\/pre>\n
\u30d5\u30a9\u30fc\u30de\u30c3\u30c8<\/h3>\n
\u5b9f\u969b\u306b\u904b\u7528\u3067\u30ed\u30b0\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3001\u30a8\u30e9\u30fc\u7b49\u304c\u8d77\u3053\u3063\u305f\u6642\u523b\u304c\u77e5\u308a\u305f\u3044\u3067\u3059\u306d\u3002\u307e\u305f\u3001\u983b\u7e41\u306b\u30a8\u30e9\u30fc\u306e\u5206\u6790\u304c\u5fc5\u8981\u306a\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u533a\u5207\u308a\u6587\u5b57\u3092\u5909\u3048\u305f\u308a\u3057\u3066\u53ef\u8aad\u6027\u3092\u3042\u3052\u305f\u307b\u3046\u304c\u3088\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u3055\u3089\u306b\u3001\u30de\u30eb\u30c1\u30d7\u30ed\u30bb\u30b9\u3084\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u306e\u5834\u5408\u306f\u30d7\u30ed\u30bb\u30b9ID\u3084\u30b9\u30ec\u30c3\u30c9ID\u3092\u53c2\u7167\u3059\u308b\u5fc5\u8981\u304c\u51fa\u3066\u304f\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u3053\u3046\u3044\u3063\u305f\u8981\u6c42\u3092\u6e80\u305f\u3059\u305f\u3081\u3001\u4e00\u822c\u7684\u306a\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u3067\u306f\u30ed\u30b0\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3092\u6574\u3048\u308b\u6a5f\u80fd\u304c\u3064\u3044\u3066\u304a\u308a\u3001Python\u306b\u3082\u5f53\u7136\u30ed\u30b0\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3092\u6574\u3048\u308b\u6a5f\u80fd\u304c\u3042\u308a\u307e\u3059\u3002basicConfig\u306eformat\u5f15\u6570\u3067\u30ed\u30b0\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
\r\nimport logging\r\n\r\nlogging.basicConfig(format='%(asctime)s - %(name)s - %(levelname)s - %(message)s', level=logging.INFO)\r\nlogger = logging.getLogger(__name__)\r\nlogger.info("\u51e6\u7406\u3092\u958b\u59cb\u3057\u307e\u3059\u3002")\r\n\r\n<\/pre>\n
\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u51fa\u529b\u3055\u308c\u307e\u3059\u3002<\/p>\n
\r\n2021-10-09 20:54:12,448 - __main__ - INFO - \u51e6\u7406\u3092\u958b\u59cb\u3057\u307e\u3059\u3002\r\n<\/pre>\n
\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u6587\u5b57\u5217\u306e%()s\u3067\u56f2\u307e\u308c\u305f\u90e8\u5206\u3067\u4f55\u3092\u51fa\u529b\u3059\u308b\u304b\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002asctime\u304c\u6642\u9593\u3001name\u304clogger\u306e\u540d\u79f0\u3001(logger\u306b\u3064\u3044\u3066\u306f\u5f8c\u307b\u3069\u8aac\u660e\u3057\u307e\u3059\u3002)levelname\u304c\u30ed\u30b0\u30ec\u30d9\u30eb\u306e\u540d\u79f0\u3001message\u304c\u30e1\u30c3\u30bb\u30fc\u30b8\u3068\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u4ed6\u3001\u4ee5\u4e0b\u306e\u3082\u306e\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u306elogging\/__init__.py\u306e\u30b3\u30e1\u30f3\u30c8\u304b\u3089\u629c\u7c8b\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
%(name)s<\/th>\nlogger\u540d<\/th>\n<\/tr>\n<\/thead>\n
%(levelno)s<\/td>\n\u30ed\u30b0\u30ec\u30d9\u30eb\u756a\u53f7<\/td>\n<\/tr>\n
%(levelname)s<\/td>\n\u30ed\u30b0\u30ec\u30d9\u30eb\u540d<\/td>\n<\/tr>\n
%(pathname)s<\/td>\n\uff08\u5229\u7528\u53ef\u80fd\u3067\u3042\u308c\u3070\uff09\u30bd\u30fc\u30b9\u30d5\u30a1\u30a4\u30eb\u306e\u30d5\u30eb\u30d1\u30b9<\/td>\n<\/tr>\n
%(filename)s<\/td>\n\u30bd\u30fc\u30b9\u30d5\u30a1\u30a4\u30eb\u540d<\/td>\n<\/tr>\n
%(module)s<\/td>\n\u30e2\u30b8\u30e5\u30fc\u30eb\u540d<\/td>\n<\/tr>\n
%(lineno)d<\/td>\n\uff08\u5229\u7528\u53ef\u80fd\u3067\u3042\u308c\u3070\uff09\u884c\u756a\u53f7<\/td>\n<\/tr>\n
%(funcName)s<\/td>\n\u95a2\u6570\u3001\u30e1\u30bd\u30c3\u30c9\u540d<\/td>\n<\/tr>\n
%(created)f<\/td>\nTime when the LogRecord was created (time.time()return value)<\/td>\n<\/tr>\n
%(asctime)s<\/td>\n\u30ed\u30b0\u30ec\u30b3\u30fc\u30c9\u304c\u4f5c\u6210\u3055\u308c\u305f\u6642\u9593\u306e\u30c6\u30ad\u30b9\u30c8\u5f62\u5f0f<\/td>\n<\/tr>\n
%(msecs)d<\/td>\nMillisecond portion of the creation time<\/td>\n<\/tr>\n
%(relativeCreated)d<\/td>\nTime in milliseconds when the LogRecord was created, relative to the time the logging module was loaded (typically at application startup time)<\/td>\n<\/tr>\n
%(thread)d<\/td>\n\uff08\u5229\u7528\u53ef\u80fd\u3067\u3042\u308c\u3070\uff09\u30b9\u30ec\u30c3\u30c9ID<\/td>\n<\/tr>\n
%(threadName)s<\/td>\n\uff08\u5229\u7528\u53ef\u80fd\u3067\u3042\u308c\u3070\uff09\u30b9\u30ec\u30c3\u30c9\u540d<\/td>\n<\/tr>\n
%(process)d<\/td>\n\uff08\u5229\u7528\u53ef\u80fd\u3067\u3042\u308c\u3070\uff09\u30d7\u30ed\u30bb\u30b9ID<\/td>\n<\/tr>\n
%(message)s<\/td>\n\u30e1\u30c3\u30bb\u30fc\u30b8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\u30ed\u30b0\u30e1\u30c3\u30bb\u30fc\u30b8\u3078\u306e\u5909\u6570\u57cb\u3081\u8fbc\u307f<\/h3>\n
\u5909\u6570\u51fa\u529b\u3059\u308b\u5834\u5408\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306bstr\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
\r\nlogger.error('\u5f15\u6570\u306e\u5024\u306b%s \u3068 %s\u304c\u6307\u5b9a\u3055\u308c\u307e\u3057\u305f', 'aaaa', 'bbbb')\r\n<\/pre>\n
\u30cf\u30f3\u30c9\u30e9\u3068\u30d5\u30a1\u30a4\u30eb\u51fa\u529b<\/h3>\n
\u6a19\u6e96\u51fa\u529b\u3084\u30d5\u30a1\u30a4\u30eb\u7b49\u3001\u6307\u5b9a\u3055\u308c\u305f\u7b87\u6240\u306b\u30ed\u30b0\u3092\u51fa\u529b\u3059\u308b\u3082\u306e\u3092\u30cf\u30f3\u30c9\u30e9\u3068\u547c\u3073\u307e\u3059\u3002\u30cf\u30f3\u30c9\u30e9\u306b\u306f\u69d8\u3005\u306a\u7a2e\u985e\u304c\u3042\u308b\u306e\u3067\u3059\u304c\u3001\u5927\u62b5\u306f\u4ee5\u4e0b2\u3064\u3067\u4e8b\u8db3\u308a\u308b\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n
    \n
  • logging.StreamHandler:\u6a19\u6e96\u51fa\u529b\u306b\u51fa\u529b\u3059\u308b<\/li>\n
  • logging.FileHandler:\u30d5\u30a1\u30a4\u30eb\u306b\u51fa\u529b\u3059\u308b<\/li>\n<\/ul>\n
    \u30d5\u30a1\u30a4\u30eb\u30cf\u30f3\u30c9\u30e9\u306e\u751f\u6210\u3067\u306f\u5f15\u6570\u306b\u30d5\u30a1\u30a4\u30eb\u30d1\u30b9\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002basicConfig\u306ehandlers\u5f15\u6570\u3067\u8907\u6570\u306e\u30cf\u30f3\u30c9\u30e9\u3092\u30ea\u30b9\u30c8\u3067\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
    \r\nimport logging\r\n\r\nsth = logging.StreamHandler()\r\nflh = logging.FileHandler('sample.log')\r\n\r\nlogging.basicConfig(format='%(asctime)s - %(name)s - %(levelname)s - %(message)s', level=logging.INFO,\r\n                    handlers=[sth, flh])\r\nlogger = logging.getLogger(__name__)\r\nlogger.info("\u51e6\u7406\u3092\u958b\u59cb\u3057\u307e\u3059\u3002")\r\n\r\n<\/pre>\n
    \u306a\u304a\u4f59\u8ac7\u3067\u3059\u304c\u30012021\u5e7410\u6708\u6642\u70b9\u3067PyCharm\u3067\u3053\u306ehandlers\u3092\u8a18\u8ff0\u3092\u3059\u308b\u3068Unexpected argument(s)\u3068\u3044\u3046\u8b66\u544a\u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306fPyCharm\u5074\u306e\u4e0d\u5177\u5408\u306e\u3088\u3046\u3067\u3059\u3002\u8a73\u3057\u304f\u306f\u4ee5\u4e0b\u306e\u30d5\u30a9\u30fc\u30e9\u30e0\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
    https:\/\/youtrack.jetbrains.com\/issue\/PY-39762<\/p>\n
    \u8907\u6570\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u6e21\u308b\u30ed\u30b0\u306e\u8a2d\u5b9a<\/h2>\n
    \u30e2\u30b8\u30e5\u30fc\u30eb\u304c\u8907\u6570\u306b\u6e21\u308b\u5834\u5408\u3001\u4e88\u3081\u4e00\u7b87\u6240\u3067basicConfig\u3092\u8a2d\u5b9a\u3059\u308b\u3068\u5168\u4f53\u306b\u8a2d\u5b9a\u304c\u9069\u7528\u3055\u308c\u308b\u305f\u3081\u3001\u5f8c\u304b\u3089\u4ed6\u306e\u5834\u6240\u3067logging\u3092\u4f7f\u3046\u5834\u5408\u8a2d\u5b9a\u306f\u4e0d\u8981\u3067\u3059\u3002\uff08\u3088\u308a\u53b3\u5bc6\u306b\u306f\u30ed\u30ac\u30fc\u306f\u968e\u5c64\u69cb\u9020\u3067\u7ba1\u7406\u3055\u308c\u3001basicConfig\u3067\u30eb\u30fc\u30c8\u306e\u30ed\u30ac\u30fc\u306b\u8a2d\u5b9a\u304c\u306a\u3055\u308c\u3066\u3044\u308b\u3001\u3068\u3044\u3046\u72b6\u6cc1\u3067\u3059\u3002\uff09\u4ee5\u4e0b\u306e\uff12\u3064\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u6e96\u5099\u3057\u3066\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n
    \r\n# mod1.py\r\nimport logging\r\n\r\nlogger = logging.getLogger(__name__)\r\n\r\n\r\ndef sample():\r\n    logger.error("\u30a8\u30e9\u30fc\u767a\u751f")\r\n\r\n<\/pre>\n
    \r\n# sample.py\r\n\r\nimport logging\r\nimport mod1\r\n\r\nlogging.basicConfig(format='%(asctime)s - %(name)s - %(levelname)s - %(message)s', level=logging.INFO)\r\n\r\nmod1.sample()\r\n\r\n<\/pre>\n
    sample.py\u304b\u3089mod1.py\u3092\u547c\u3073\u51fa\u3057\u307e\u3059\u3002mod1.py\u306e\u65b9\u3067\u306fbasicConfig\u306e\u8a2d\u5b9a\u3092\u884c\u3063\u3066\u3044\u307e\u305b\u3093\u304c\u3001\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3055\u308c\u305f\u30ed\u30b0\u304c\u51fa\u529b\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
    \u30ed\u30ac\u30fc\u3054\u3068\u306b\u8a2d\u5b9a\u3059\u308b<\/h2>\n
    \u524d\u8ff0\u306e\u3068\u304a\u308abasicconfig\u3092\u4f7f\u7528\u3059\u308b\u3068\u30ed\u30ac\u30fc\u5168\u4f53\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u305f\u3081\u3001\u5927\u62b5\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306fbasicconfig\u306e\u307f\u3067\u8a2d\u5b9a\u304c\u4e8b\u8db3\u308a\u308b\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002\u3067\u3059\u304c\u3001\u8907\u96d1\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u69cb\u7bc9\u3059\u308b\u5834\u5408\u3001\u30ed\u30ac\u30fc\u3054\u3068\u306b\u3082\u3046\u5c11\u3057\u7d30\u304b\u3044\u8a2d\u5b9a\u304c\u5fc5\u8981\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n
    \u3042\u308a\u304c\u3061\u306a\u4f8b\u3068\u3057\u3066\u300c\u6c7a\u6e08\u3084\u500b\u4eba\u60c5\u5831\u3092\u6271\u3046\u51e6\u7406\u306e\u5834\u5408\u306f\u30b7\u30b9\u30c6\u30e0\u306e\u30ed\u30b0\u4ee5\u5916\u306b\u76e3\u67fb\u90e8\u9580\u306b\u63d0\u51fa\u3059\u308b\u305f\u3081\u6307\u5b9a\u3055\u308c\u305f\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u5225\u30d5\u30a1\u30a4\u30eb\u3067\u30ed\u30b0\u51fa\u529b\u3059\u308b\u300d\u3068\u3044\u3063\u305f\u8981\u4ef6\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002<\/p>\n
    \u3053\u3053\u304b\u3089\u306e\u8aac\u660e\u3067\u6291\u3048\u3066\u3044\u305f\u3060\u304d\u305f\u3044\u306e\u304c\u300c\u30ed\u30ac\u30fc\u306f\u8907\u6570\u306e\u30cf\u30f3\u30c9\u30e9\uff08\u2252\u51fa\u529b\u5148\uff09\u3092\u6301\u3061\u3001\u30cf\u30f3\u30c9\u30e9\u306f1\u3064\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30bf\u3092\u6301\u3064\u3002\u300d\u3068\u3044\u3046\u70b9\u3067\u3059\u3002\u5b9f\u969b\u306b\u5b9f\u88c5\u3059\u308b\u969b\u306f\u591a\u5c11\u9806\u756a\u304c\u524d\u5f8c\u3057\u307e\u3059\u304c\u3001\u6982\u306d\u4ee5\u4e0b\u306e\u30d5\u30ed\u30fc\u3067\u7406\u89e3\u3059\u308b\u3068\u308f\u304b\u308a\u3084\u3059\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n
      \n
    1. \u30ed\u30ac\u30fc\u3092\u751f\u6210<\/li>\n
    2. \u30cf\u30f3\u30c9\u30e9\u30fc\u3092\u751f\u6210<\/li>\n
    3. \u30d5\u30a9\u30fc\u30de\u30c3\u30bf\u3092\u751f\u6210<\/li>\n
    4. \u30cf\u30f3\u30c9\u30e9\u30fc\u306b\u30d5\u30a9\u30fc\u30de\u30c3\u30bf\u3092\u8a2d\u5b9a<\/li>\n
    5. \u30ed\u30ac\u30fc\u306b\u30cf\u30f3\u30c9\u30e9\u30fc\u3092\u8a2d\u5b9a<\/li>\n<\/ol>\n
      \u30d5\u30a9\u30fc\u30de\u30c3\u30bf\u306fFormatter\u3067\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u6587\u5b57\u5217\u3092\u6307\u5b9a\u3057\u3066\u751f\u6210\u3057\u307e\u3059\u3002<\/p>\n
      \r\nimport logging\r\n\r\n# 1. \u30ed\u30ac\u30fc\u3092\u53d6\u5f97\u3059\u308b\r\nlogger = logging.getLogger(__name__)\r\nlogger.setLevel(logging.DEBUG) # \u51fa\u529b\u30ec\u30d9\u30eb\u3092\u8a2d\u5b9a\r\n\r\n# 2. \u30cf\u30f3\u30c9\u30e9\u30fc\u3092\u751f\u6210\u3059\u308b\r\nh = logging.StreamHandler()\r\nh.setLevel(logging.DEBUG) # \u51fa\u529b\u30ec\u30d9\u30eb\u3092\u8a2d\u5b9a\r\n\r\n# 3. \u30d5\u30a9\u30fc\u30de\u30c3\u30bf\u3092\u751f\u6210\u3059\u308b\r\nfmt = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')\r\n\r\n# 4. \u30cf\u30f3\u30c9\u30e9\u30fc\u306b\u30d5\u30a9\u30fc\u30de\u30c3\u30bf\u30fc\u3092\u8a2d\u5b9a\u3059\u308b\r\nh.setFormatter(fmt)\r\n\r\n# 5. \u30ed\u30ac\u30fc\u306b\u30cf\u30f3\u30c9\u30e9\u30fc\u3092\u8a2d\u5b9a\u3059\u308b\r\nlogger.addHandler(h)\r\n\r\n# \u30ed\u30b0\u51fa\u529b\u3092\u884c\u3046\r\nlogger.info("\u30ed\u30b0\u3092\u51fa\u529b")\r\n\r\n<\/pre>\n
      \u51fa\u529b\u30ec\u30d9\u30eb\u30922\u7b87\u6240\u3067\u8a2d\u5b9a\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u3053\u308c\u306b\u306f\u7406\u7531\u304c\u3042\u308a\u307e\u3059\u3002\u5148\u307b\u3069\u300c\u30ed\u30ac\u30fc\u306f\u8907\u6570\u306e\u30cf\u30f3\u30c9\u30e9\u3092\u8a2d\u5b9a\u3067\u304d\u308b\u300d\u3068\u66f8\u304d\u307e\u3057\u305f\u304c\u305d\u308c\u3092\u5ff5\u982d\u306b\u4ee5\u4e0b\u306e\u30b5\u30f3\u30d7\u30eb\u3092\u898b\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
      \r\nimport logging\r\n\r\n# \u30ed\u30ac\u30fc\u3092\u53d6\u5f97\u3059\u308b\r\nlogger = logging.getLogger(__name__)\r\nlogger.setLevel(logging.DEBUG) # \u51fa\u529b\u30ec\u30d9\u30eb\u3092\u8a2d\u5b9a\r\n\r\n# \u30cf\u30f3\u30c9\u30e9\u30fc1\u3092\u751f\u6210\u3059\u308b\r\nh1 = logging.StreamHandler()\r\nh1.setLevel(logging.DEBUG) # \u51fa\u529b\u30ec\u30d9\u30eb\u3092\u8a2d\u5b9a\r\n\r\n# \u30cf\u30f3\u30c9\u30e9\u30fc2\u3092\u751f\u6210\u3059\u308b\r\nh2 = logging.FileHandler('sample.log')\r\nh2.setLevel(logging.ERROR) # \u51fa\u529b\u30ec\u30d9\u30eb\u3092\u8a2d\u5b9a\r\n\r\n# \u30d5\u30a9\u30fc\u30de\u30c3\u30bf\u3092\u751f\u6210\u3059\u308b\r\nfmt = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')\r\n\r\n# \u30cf\u30f3\u30c9\u30e9\u30fc\u306b\u30d5\u30a9\u30fc\u30de\u30c3\u30bf\u30fc\u3092\u8a2d\u5b9a\u3059\u308b\r\nh1.setFormatter(fmt)\r\nh2.setFormatter(fmt)\r\n\r\n# \u30ed\u30ac\u30fc\u306b\u30cf\u30f3\u30c9\u30e9\u30fc\u3092\u8a2d\u5b9a\u3059\u308b\r\nlogger.addHandler(h1)\r\nlogger.addHandler(h2)\r\n\r\n# \u30ed\u30b0\u51fa\u529b\u3092\u884c\u3046\r\nlogger.debug("degub\u30ed\u30b0\u3092\u51fa\u529b")\r\nlogger.info("info\u30ed\u30b0\u3092\u51fa\u529b")\r\nlogger.warn("warn\u30ed\u30b0\u3092\u51fa\u529b")\r\nlogger.error("error\u30ed\u30b0\u3092\u51fa\u529b")\r\n\r\n<\/pre>\n
      1\u3064\u306e\u30ed\u30ac\u30fc\u306b\u30cf\u30f3\u30c9\u30e9\u30fc\u3092\u8907\u6570\u767b\u9332\u3057\u3066\u3044\u307e\u3059\u30022\u3064\u3081\u306eFileHandler\u306f\u6307\u5b9a\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u306b\u30ed\u30b0\u3092\u51fa\u529b\u3059\u308b\u30cf\u30f3\u30c9\u30e9\u30fc\u3067\u3059\u3002\u30cf\u30f3\u30c9\u30e9\u30fc1\u3001\u30cf\u30f3\u30c9\u30e9\u30fc2\u3067\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u30ec\u30d9\u30eb\u304c\u7570\u306a\u308b\u70b9\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u4e0a\u306e\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3057\u3066\u307f\u308b\u3068\u3001\u6a19\u6e96\u51fa\u529b\u3067\u306fDEBUG\u301cERROR\u307e\u3067\u51fa\u529b\u3055\u308c\u307e\u3059\u304c\u3001\u30ed\u30b0\u30d5\u30a1\u30a4\u30eb\u3001\u3064\u307e\u308a\u30cf\u30f3\u30c9\u30e9\u30fc2\u306e\u65b9\u306fERROR\u30ed\u30b0\u3057\u304b\u51fa\u529b\u3055\u308c\u307e\u305b\u3093\u3002\u307e\u305f\u30015\u884c\u76ee\u306e\u30ed\u30ac\u30fc\u306e\u51fa\u529b\u30ec\u30d9\u30eb\u3092ERROR\u306b\u5909\u66f4\u3059\u308b\u3068\u3001\u6a19\u6e96\u51fa\u529b\u3082\u30d5\u30a1\u30a4\u30eb\u306e\u65b9\u3082\u3068\u3082\u306bERROR\u30ed\u30b0\u3057\u304b\u51fa\u529b\u3055\u308c\u306a\u304f\u306a\u308a\u307e\u3059\u3002\u30ed\u30ac\u30fc\u306e\u65b9\u306e\u51fa\u529b\u30ec\u30d9\u30eb\u306f\u5143\u6813\u3092\u8abf\u6574\u3059\u308b\u611f\u3058\u3067\u3059\u306d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
      Python\u306e\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u306flogging\u3068\u3044\u3046\u30ed\u30b0\u51fa\u529b\u7528\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30da\u30fc\u30b8\u3067\u306flogging\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u305f\u30ed\u30b0\u51fa\u529b\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002 logging\u306e\u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9 logging\u30e2...<\/p>\n","protected":false},"author":1,"featured_media":3633,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[2],"tags":[144,211],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/posts\/693"}],"collection":[{"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/comments?post=693"}],"version-history":[{"count":15,"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/posts\/693\/revisions"}],"predecessor-version":[{"id":3640,"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/posts\/693\/revisions\/3640"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/media\/3633"}],"wp:attachment":[{"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/media?parent=693"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/categories?post=693"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/tags?post=693"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}