{"height":"190","type":"rich","image_url":null,"provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2F0xf.hatenablog.com%2Fentry%2F2025%2F10%2F17%2F093342\" title=\"with \u3067\u95a2\u6570\u3092\u30b9\u30b3\u30fc\u30d7\u306e\u6700\u5f8c\u306b\u547c\u3076\u30c7\u30b3\u30ec\u30fc\u30bf\u304c\u4f5c\u308c\u308b - 0xf\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":["python","\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0"],"version":"1.0","title":"with \u3067\u95a2\u6570\u3092\u30b9\u30b3\u30fc\u30d7\u306e\u6700\u5f8c\u306b\u547c\u3076\u30c7\u30b3\u30ec\u30fc\u30bf\u304c\u4f5c\u308c\u308b","author_url":"https://blog.hatena.ne.jp/ma2saka/","published":"2025-10-17 09:33:42","provider_name":"Hatena Blog","url":"https://0xf.hatenablog.com/entry/2025/10/17/093342","description":"\u30c7\u30b3\u30ec\u30fc\u30bf\u3067\u95a2\u6570\u3092\u8fd4\u3059\u4ee5\u5916\u306e\u3053\u3068\u304c\u3067\u304d\u308b\u3001\u3068\u3044\u3046\u3053\u3068\u3067\u8a66\u3057\u3066\u307f\u305f\u3002\u3067\u304d\u308b\u3002\u4f7f\u3044\u9053\u306f...\u306a\u3093\u304b\u3042\u308b? import sys def closable(func): class _: def __enter__(self): print(\"enter\") return self # exc_type \u306f\u4f8b\u5916\u578b\u3001exc_value \u306f\u4f8b\u5916\u306b\u6e21\u3055\u308c\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u542b\u307e\u308c\u308b def __exit__(self, exc_type, exc_value, traceback): func() print(\"exit\", exc_type, exc_value, traceback) return _()\u2026","blog_title":"0xf","blog_url":"https://0xf.hatenablog.com/","width":"100%","author_name":"ma2saka"}