{"published":"2012-01-24 21:26:10","width":"100%","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fy0m0r.hateblo.jp%2Fentry%2F20120124%2F1327407970\" title=\"Python\u3067sys.exit\u3084sys.stderr\u3078\u306e\u66f8\u304d\u8fbc\u307f\u3092\u30c6\u30b9\u30c8\u3059\u308b - \u30e1\u30e2\u7f6e\u304d\u5834\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"\u30a8\u30e9\u30fc\u6642\u306bstderr\u3078\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u51fa\u529b\u3057\u3001sys.exit\u3059\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u30c6\u30b9\u30c8\u3059\u308b\u306e\u306b\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u66f8\u3044\u3066\u307f\u307e\u3057\u305f sys.exit\u306b\u3064\u3044\u3066\u306fSystemExit\u3067\u88dc\u8db3\u3067\u304d\u307e\u3059\u306e\u3067\u3001\u305d\u308c\u3067\u30c6\u30b9\u30c8\u3067\u304d\u307e\u3059\u3002 sys.stderr\u306b\u3064\u3044\u3066\u306fmock\u306b\u7f6e\u304d\u63db\u3048\u3066\u3001write\u3055\u308c\u305f\u5024\u3092\u4fdd\u5b58\u3057\u3066\u304a\u3044\u3066\u3001\u5f8c\u3067\u671f\u5f85\u901a\u308a\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u304b\u3069\u3046\u304bassertEquals\u3067\u30c6\u30b9\u30c8\u3057\u3066\u307e\u3059 import sys import unittest def dummy_method(): sys.stderr.write('error!!!') sys.exit(2) class DevNull(object): data\u2026","blog_url":"https://y0m0r.hateblo.jp/","url":"https://y0m0r.hateblo.jp/entry/20120124/1327407970","author_url":"https://blog.hatena.ne.jp/yuheiomori0718/","version":"1.0","title":"Python\u3067sys.exit\u3084sys.stderr\u3078\u306e\u66f8\u304d\u8fbc\u307f\u3092\u30c6\u30b9\u30c8\u3059\u308b","author_name":"yuheiomori0718","image_url":null,"categories":["python"],"height":"190","blog_title":"\u30e1\u30e2\u7f6e\u304d\u5834","type":"rich","provider_url":"https://hatena.blog"}