{"id":86512,"date":"2024-03-21T07:07:06","date_gmt":"2024-03-20T22:07:06","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/python%e3%81%a7udp%e3%83%91%e3%82%b1%e3%83%83%e3%83%88%e3%82%92%e9%80%81%e4%bf%a1%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/"},"modified":"2024-04-05T12:34:20","modified_gmt":"2024-04-05T03:34:20","slug":"python%e3%81%a7udp%e3%83%91%e3%82%b1%e3%83%83%e3%83%88%e3%82%92%e9%80%81%e4%bf%a1%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/python%e3%81%a7udp%e3%83%91%e3%82%b1%e3%83%83%e3%83%88%e3%82%92%e9%80%81%e4%bf%a1%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/","title":{"rendered":"Python\u3067UDP\u30d1\u30b1\u30c3\u30c8\u3092\u9001\u4fe1\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"<p>Python\u306esocket\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066UDP\u30d1\u30b1\u30c3\u30c8\u3092\u9001\u4fe1\u3067\u304d\u307e\u3059\u3002\u7c21\u5358\u306a\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3092\u4ee5\u4e0b\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">import<\/span> socket\r\n\r\n<span class=\"hljs-comment\"># \u76ee\u6807\u4e3b\u673a\u548c\u7aef\u53e3<\/span>\r\ntarget_host = <span class=\"hljs-string\">\"127.0.0.1\"<\/span>\r\ntarget_port = <span class=\"hljs-number\">12345<\/span>\r\n\r\n<span class=\"hljs-comment\"># \u521b\u5efa\u4e00\u4e2aUDP\u5957\u63a5\u5b57<\/span>\r\nclient = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)\r\n\r\n<span class=\"hljs-comment\"># \u53d1\u9001\u6570\u636e<\/span>\r\nclient.sendto(<span class=\"hljs-string\">b\"Hello, UDP!\"<\/span>, (target_host, target_port))\r\n\r\n<span class=\"hljs-comment\"># \u63a5\u6536\u54cd\u5e94\u6570\u636e<\/span>\r\ndata, addr = client.recvfrom(<span class=\"hljs-number\">4096<\/span>)\r\n\r\n<span class=\"hljs-built_in\">print<\/span>(data.decode())\r\n\r\n<span class=\"hljs-comment\"># \u5173\u95ed\u5957\u63a5\u5b57<\/span>\r\nclient.close()\r\n<\/code><\/pre>\n<p>\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u3067\u306f\u3001\u30bf\u30fc\u30b2\u30c3\u30c8\u30db\u30b9\u30c8\u3068\u30dd\u30fc\u30c8\u3092\u6700\u521d\u306b\u6307\u5b9a\u3057\u3001UDP\u30bd\u30b1\u30c3\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u6b21\u306b\u3001\u30bf\u30fc\u30b2\u30c3\u30c8\u30db\u30b9\u30c8\u3068\u30dd\u30fc\u30c8\u306b\u30c7\u30fc\u30bf\u3092 sendto() \u95a2\u6570\u3067\u9001\u4fe1\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001 recvfrom() \u95a2\u6570\u3067\u5fdc\u7b54\u30c7\u30fc\u30bf\u3092\u53d7\u4fe1\u3057\u3001\u8868\u793a\u3055\u305b\u307e\u3059\u3002\u6700\u5f8c\u306b\u30bd\u30b1\u30c3\u30c8\u3092\u9589\u3058\u307e\u3059\u3002<\/p>\n<p>sendto()\u3068recvfrom()\u95a2\u6570\u306f\u30d0\u30a4\u30c8\u30c7\u30fc\u30bf\u3060\u3051\u53d7\u3051\u53d6\u308c\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3001\u6587\u5b57\u5217\u306fb&#8221;Hello, UDP!&#8221;\u3067\u30d0\u30a4\u30c8\u30c7\u30fc\u30bf\u306b\u5909\u63db\u3057\u3066\u9001\u308b<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Python\u306esocket\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066UDP\u30d1\u30b1\u30c3\u30c8\u3092\u9001\u4fe1\u3067\u304d\u307e\u3059\u3002\u7c21\u5358\u306a\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3092\u4ee5\u4e0b\u306b\u793a\u3057\u307e\u3059\u3002 import socket # \u76ee\u6807\u4e3b\u673a\u548c\u7aef\u53e3 target_host = &#8220;127.0.0.1&#8221; ta [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-86512","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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