{"id":46342,"date":"2022-12-11T05:32:12","date_gmt":"2023-11-10T06:58:54","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/46342-2\/"},"modified":"2024-04-29T04:41:08","modified_gmt":"2024-04-28T20:41:08","slug":"46342-2","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/46342-2\/","title":{"rendered":""},"content":{"rendered":"

better-exceptions\u3092 jupyter \u3067\u3082<\/h1>\n

\u3053\u306e\u8a18\u4e8b\u306f\u4f55\uff1f<\/h2>\n
\"BetterExceptions.png\"<\/div>\n

\u30a4\u30f3\u30c8\u30ed<\/h2>\n

\u300cPython\u306eException\u767a\u751f\u6642\u306eTraceback\u3092\u7dba\u9e97\u306b\u898b\u308b\u300d<\/h3>\n

\u5143\u8a18\u4e8b\u306f\u3001Twitter:@vaaaaanquish\u6c0f\u306e\u4e0a\u8a18\u8a18\u4e8b\u3067\u3001Traceback\u5468\u308a\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u7d39\u4ecb\u3057\u3066\u304f\u308c\u3066\u3044\u307e\u3059\u3002\u5927\u5909\u79c0\u9038\u306a\u8a18\u4e8b\u3067\u3059\u3002\u6c0f\u306f\u305d\u306e\u4e2d\u3067\u69d8\u3005\u306a\u6a5f\u80fd\u62e1\u5f35\u304c\u30b3\u30e1\u30f3\u30c8\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u305d\u3053\u306f\u304b\u3068\u306a\u304f\u30aa\u30b9\u30b9\u30e1\u3055\u308c\u3066\u3044\u305f\u300cbetter-exception\u300d\u306f\u3001Traceback\u505c\u6b62\u6642\u306b\u3001\u5909\u6570\u306e\u5185\u5bb9\u3092\u4e00\u7dd2\u306b\u8868\u793a\u3057\u3066\u304f\u308c\u308b\u512a\u308c\u30e2\u30ce\u3002<\/p>\n

\u3053\u308a\u3083jupyter\u3067\u3082\u4f7f\u3044\u305f\u3044\u3068\u601d\u3044\u3001\u30a2\u30ec\u30b3\u30ec\u8a66\u3057\u305f\u3068\u3053\u308djupyter\u3067\u3082\u4f7f\u3048\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u306e\u3067\u3001\u30ce\u30a6\u30cf\u30a6\u3068\u3057\u3066\u6295\u7a3f\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u305f\u3002<\/p>\n

\u30e2\u30b8\u30e5\u30fc\u30eb\u4f5c\u8005\u306fQix\u3055\u3093(github\u306f\u3053\u3061\u3089)<\/h3>\n
\"screenshot.png\"<\/div>\n

\u5143\u3005\u306f\u30b7\u30a7\u30eb\u3084REPL\u74b0\u5883\u7528<\/h2>\n

IDE\u74b0\u5883\u304c\u3042\u308b\u4eba\u306f\u305d\u308c\u3067\u3067\u304d\u3066\u3044\u308b\u6a5f\u80fd\u3067\u3059\u304c\u3001\u4f55\u304b\u306e\u7406\u7531\u3067\u30b7\u30a7\u30eb\u3084REPL\u74b0\u5883\u7528\u3067\u5b9f\u884c\u3057\u3066Traceback\u304c\u767a\u751f\u3057\u305f\u969b\u306b\u306f\u3001\u30d1\u30c3\u3068\u30c7\u30d0\u30c3\u30b0\u3067\u304d\u306a\u3044\u306e\u304c\u5384\u4ecb\u3002better_exceptions\u304c\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u3066\u3042\u308c\u3070\u3001\u696d\u52d9\u306f\u5287\u7684\u306b\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n

better-exceptions\u306e\u4f7f\u3044\u65b9<\/h2>\n

\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h3>\n

\u307e\u3060\u3001\u672a\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306e\u65b9\u306f\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3092\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n

 pip install better_exceptions\r\n<\/code><\/pre>\n
\u307e\u305f\u3001REPL\u3084\u30b7\u30a7\u30eb\u3067\u3082\u4f7f\u3046\u65b9\u306f\u74b0\u5883\u5909\u6570\u3092\u8a2d\u5b9a\u3059\u308b\u3068\u5e78\u305b\u306b\u306a\u308c\u308b\u304b\u3082<\/p>\n
export BETTER_EXCEPTIONS=1  # Linux \/ OSX\r\n<\/code><\/pre>\n
Python REPL (\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u30fb\u30b7\u30a7\u30eb)\u306b\u5165\u3063\u3066\u4f7f\u3046<\/h3>\n
\u4e0b\u8a18\u306e\u3088\u3046\u306b\u8d77\u52d5\u30b3\u30de\u30f3\u30c9\u3067\u30fcm\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u3063\u3066better-exceptions\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
$ python -m better_exceptions\r\nType \"help\", \"copyright\", \"credits\" or \"license\" for more information.\r\n(BetterExceptionsConsole)\r\n>>>\r\n<\/code><\/pre>\n
jupyter\u3067\u3082better-exceptions\u3092\u4f7f\u3046<\/h1>\n
jupyter\u7528\u306e\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u3092ipython\u306e\u30b9\u30bf\u30fc\u30c8\u30a2\u30c3\u30d7\u30d1\u30b9\u306b\u304a\u304d\u307e\u3059\u3002<\/p>\n
ipython\u306e\u30b9\u30bf\u30fc\u30c8\u30a2\u30c3\u30d7\u30d1\u30b9<\/h3>\n
$HOME\/.ipython\/profile_default\/startup\/00-better_exceptions.py\r\n<\/code><\/pre>\n
jupyter\u7528\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb \u2193\u2193\u2193\u2193\u2193<\/h3>\n
import<\/span> sys<\/span>\r\ntry<\/span>:<\/span>\r\n    import<\/span> better_exceptions<\/span>\r\nexcept<\/span> ImportError<\/span>:<\/span>\r\n    better_exceptions<\/span> =<\/span> None<\/span>\r\n\r\ndef<\/span> exception_thunk<\/span>(<\/span>exc_tuple<\/span>=<\/span>None<\/span>,<\/span> filename<\/span>=<\/span>None<\/span>,<\/span>\r\n                    tb_offset<\/span>=<\/span>None<\/span>,<\/span> exception_only<\/span>=<\/span>False<\/span>,<\/span> **<\/span>kwargs<\/span>):<\/span>\r\n    new_exc_tuple<\/span> =<\/span> exc_tuple<\/span> or<\/span> sys<\/span>.<\/span>exc_info<\/span>()<\/span>\r\n    if<\/span> not<\/span> isinstance<\/span>(<\/span>new_exc_tuple<\/span>[<\/span>0<\/span>],<\/span> SyntaxError<\/span>):<\/span>\r\n        return<\/span> print<\/span>(<\/span>better_exceptions<\/span>.<\/span>format_exception<\/span>(<\/span>*<\/span>new_exc_tuple<\/span>))<\/span>\r\n    else<\/span>:<\/span>\r\n        return<\/span> old_show_tb<\/span>(<\/span>exc_tuple<\/span>,<\/span> filename<\/span>,<\/span>\r\n                           tb_offset<\/span>,<\/span> exception_only<\/span>)<\/span>\r\nif<\/span> better_exceptions<\/span>:<\/span>\r\n    ip<\/span> =<\/span> get_ipython<\/span>()<\/span>\r\n    old_show_tb<\/span> =<\/span> ip<\/span>.<\/span>showtraceback<\/span>\r\n    ip<\/span>.<\/span>showtraceback<\/span> =<\/span> exception_thunk<\/span>\r\n\r\n<\/code><\/pre>\n
\u5b9f\u884c\u4f8b<\/h3>\n
\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8<\/div>\n
\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8<\/div>\n
\u30b3\u30fc\u30c9\u4e2d\u306b\u3042\u308b\u3088\u3046\u306bbetter_exceptions.MAX_LENGTH\u3067\u51fa\u529b\u3059\u308b\u6587\u5b57\u6570\uff08\u6c34\u8272\uff09\u3092\u8abf\u6574\u3067\u304d\u307e\u3059\u3002<\/p>\n
\u672c\u5f53\u306b\u4fbf\u5229\uff08\u30de\u30b8\u3067\u95a2\u5fc3\u3057\u3066\u3044\u307e\u3059\uff09\u3002<\/p>\n
\u5b9f\u306f\u6b63\u5f0f\u63a1\u7528\u306b\u306f\u306a\u3063\u3066\u3044\u306a\u3044<\/h2>\n
\u4e0a\u306e’00-better…’\u30d5\u30a1\u30a4\u30eb\u306f\u672a\u3060\u30ea\u30dd\u30b8\u30c8\u30ea\u306b\u306f\u6b63\u5f0f\u63a1\u7528\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002github\u4e0a\u306eissue ipython support#10 \u306e\u4e2d\u3067\u30e6\u30fc\u30b6\u540c\u58eb\u306e\u63d0\u6848\u3067\u51fa\u3066\u304d\u305f\u30b3\u30fc\u30c9\u3067\u3059\u3002\u305d\u306e\u4e2d\u304b\u3089\u826f\u3055\u3052\u306a\u3082\u306e\u3092\u30d4\u30c3\u30af\u3057\u307e\u3057\u305f\u3002pdb\u3068\u3082\u4e0a\u624b\u304f\u540c\u5c45\u3067\u304d\u308b\u3088\u3046\u3067\u3059\uff08\u5f53\u65b9\u306f\u307e\u3060\u8a66\u3057\u3066\u3044\u307e\u305b\u3093\uff09\u3002
\nhttps:\/\/github.com\/Qix-\/better-exceptions\/issues\/10<\/p>\n
\u826f\u3044 jupyter\u751f\u6d3b\u3092\uff01<\/h1>\n","protected":false},"excerpt":{"rendered":"
better-exceptions\u3092 jupyter \u3067\u3082 \u3053\u306e\u8a18\u4e8b\u306f\u4f55\uff1f \u30a4\u30f3\u30c8\u30ed \u300cPython\u306eExce […]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-46342","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n- Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/46342-2\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:description\" content=\"better-exceptions\u3092 jupyter \u3067\u3082 \u3053\u306e\u8a18\u4e8b\u306f\u4f55\uff1f \u30a4\u30f3\u30c8\u30ed \u300cPython\u306eExce […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/46342-2\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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