{"id":8116,"date":"2024-01-29T21:05:25","date_gmt":"2024-01-29T12:05:25","guid":{"rendered":"https:\/\/arakoki70.com\/?p=8116"},"modified":"2024-03-20T16:25:53","modified_gmt":"2024-03-20T07:25:53","slug":"2%e3%81%a4%e3%81%aepython%e3%82%92%e5%90%88%e4%bd%93%e3%81%97-%e4%b8%a6%e5%88%97%e5%87%a6%e7%90%86%e3%81%95%e3%81%9b%e3%82%8b%e3%80%8cmultiprocessing%e3%80%8d%e3%81%ae%e5%ae%9f%e8%a3%85","status":"publish","type":"post","link":"https:\/\/arakoki70.com\/?p=8116","title":{"rendered":"2\u3064\u306ePython\u3092\u5408\u4f53\u3057 \u4e26\u5217\u51e6\u7406\u3055\u305b\u308b\u300cmultiprocessing\u300d\u306e\u5b9f\u88c5"},"content":{"rendered":"<div style=\"background: #f5f5f5; padding: 10px; border: 2px solid #800000; text-align: center; box-shadow: 5px 5px 5px #aaa; font-size: 16px;\"><span style=\"font-size: 14pt;\"><strong><span style=\"font-size: 12pt;\">Raspberry Pi \u4f5c\u54c1\u96c6<\/span><br \/>\r\nPython + Flask + socket + multiprocessing<br \/>\r\n\u53d7\u4fe1\u3057\u3066DB\u306b\u66f8\u8fbc\u307f \u3068 DB\u304b\u3089\u30b0\u30e9\u30d5\u8868\u793a\u3092\u5408\u4f53\u3057\u4e26\u5217\u51e6\u7406<\/strong><\/span><\/div>\r\n<div>\u00a0<\/div>\r\n<div><strong>multiprocessing \u304c\u5fc5\u8981\u3068\u306a\u3063\u305f\u80cc\u666f\uff1a<\/strong><br \/>\r\n\u25cf Rasp Pi \u3067\u8a08\u6e2c\u3057\u305f\u6e29\u5ea6\u30c7\u30fc\u30bf\u3092\u3001\u4ed6\u306e Rasp Pi \u306b Wi-Fi\u3067\u9001\u4fe1\u3057\u3001\u53d7\u4fe1\u5074\u306e Rasp Pi\u3067\u306f\u3001\u53d7\u3051\u53d6\u3063\u305f\u30c7\u30fc\u30bf\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u84c4\u7a4d\u3059\u308b\u300cIoT\u300d\u30e9\u30a4\u30af\u306a\u30b7\u30b9\u30c6\u30e0\u3092\u69cb\u7bc9\u3057\u305f\u3002<\/div>\r\n<div>\u00a0<\/div>\r\n<div>\u25cf \u53d7\u4fe1\u5074\u306e Rasp Pi\u3067\u306f\u3001\u53d7\u4fe1\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u66f8\u304d\u8fbc\u3080\u3060\u3051\u3067\u306a\u304f\u3001<br \/>\r\n\u84c4\u7a4d\u3055\u308c\u3066\u884c\u304f\u6e29\u5ea6\u30c7\u30fc\u30bf\u3092\u300c\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u53c2\u7167\u300d\u3067\u304d\u308b\u6a5f\u80fd\u304c\u5fc5\u8981\u3068\u306a\u308b\u3002<\/div>\r\n<div>\u00a0<\/div>\r\n<div>\u25cf \u3053\u306e\u305f\u3081\u306b\u306f\u3001<br \/>\r\n1\u20e3\uff0e\u30c7\u30fc\u30bf\u3092\u53d7\u4fe1\u3057\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u84c4\u7a4d\u3059\u308b\u300cPython\u30d7\u30ed\u30b0\u30e9\u30e0\u300d\u3068\u3001<br \/>\r\n2\u20e3\uff0e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u8aad\u8fbc\u3093\u3067\u3001\u30b0\u30e9\u30d5\u8868\u793a\u3059\u308b\u300cPython\u30d7\u30ed\u30b0\u30e9\u30e0\u300d\u306e\u3001<br \/>\r\n2\u3064\u306ePython\u3092\u540c\u6642\u306b\u7a3c\u50cd\u3055\u305b\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/div>\r\n<div>\u00a0<\/div>\r\n<div>\u2605 \u305d\u3053\u3067\u3001\u3053\u308c\u3089\u306e\u300c2\u3064\u306ePython\u3092\u5408\u4f53\u300d\u3055\u305b\u3001\u4e26\u5217\u51e6\u7406\u3055\u305b\u308b\u300cmultiprocessing\u300d\u3092\u5b9f\u88c5\u3057\u3066\u307f\u308b\u4e8b\u306b\u3057\u305f\u3002<\/div>\r\n<div>\u00a0<\/div>\r\n<div><a href=\"https:\/\/arakoki70.com\/wp-content\/uploads\/2024\/01\/multiprocess_0421.png\" data-rel=\"lightbox-gallery-vrxldDku\" data-rl_title=\"multiprocess_0421\" data-rl_caption=\"\" title=\"multiprocess_0421\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-8121\" src=\"https:\/\/arakoki70.com\/wp-content\/uploads\/2024\/01\/multiprocess_0421.png\" alt=\"\u5b9f\u884c\u4e2d\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u8868\u793a\" width=\"800\" height=\"96\" \/><\/a><\/div>\r\n<div><!--more--><\/div>\r\n<div>\u00a0<\/div>\r\n<div>\u00a0<\/div>\r\n<div>\t<p>&nbsp;<\/p>\n\t<div align=\"center\" style=\"font-size:8pt;\">\u30b9\u30dd\u30f3\u30b5\u30fc \u30ea\u30f3\u30af<br \/>\n<!-- \t<script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script> -->\n\t<!-- \u8a18\u4e8b\u30fb\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6-7 -->\n\t<ins class=\"adsbygoogle\"\n     style=\"display:block\"\n     data-ad-client=\"ca-pub-3816629014893825\"\n     data-ad-slot=\"1428770894\"\n     data-ad-format=\"auto\"\n     data-full-width-responsive=\"true\"><\/ins>\n\t<script>\n\t(adsbygoogle = window.adsbygoogle || []).push({});\n\t<\/script>\n\t<amp-ad width=\"100vw\" height=\"320\"\n     type=\"adsense\"\n     data-ad-client=\"ca-pub-3816629014893825\"\n     data-ad-slot=\"1428770894\"\n     data-auto-format=\"rspv\"\n     data-full-width=\"\">\n\t <div overflow=\"\"><\/div>\n\t<\/amp-ad>\n\t<\/div>\n\t<p>&nbsp;<\/p>\n<\/div>\r\n<div>\u00a0<\/div>\r\n<div>\u00a0<\/div>\r\n<div style=\"border: 1px solid #c0c0c0; padding: 7px; background: #f5f5f5; border-radius: 8px; position: relative; top: 0px; font-family: Arial, Helvetica, sans-serif; font-size: 16px;\">\r\n<div><strong><span style=\"font-size: 14pt;\">\u3000\u76ee\u3000\u6b21<\/span><\/strong><\/div>\r\n<div style=\"margin-left: 20pt; line-height: 200%;\"><span style=\"color: magenta;\">1.\u3000<\/span><a href=\"#title1\"><strong>2\u3064\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u4e26\u5217\u51e6\u7406\u3055\u305b\u308b\u30d7\u30ed\u304c\u30e9\u30e0\u306e\u69cb\u6210<\/strong><\/a><br \/>\r\n<span style=\"color: magenta;\">2.\u3000<\/span><a href=\"#title2\"><strong>\u4e26\u5217\u51e6\u7406\u306b\u95a2\u3059\u308b\u8a18\u8ff0\u8981\u9818<\/strong><\/a><br \/>\r\n<span style=\"color: magenta;\">3.\u3000<\/span><a href=\"#title3\"><strong>\u5b9f\u88c5\u3057\u305fPython\u30d7\u30ed\u30b0\u30e9\u30e0<\/strong><\/a><br \/>\r\n<span style=\"color: magenta;\">4.\u3000<\/span><a href=\"#title4\"><strong>\u5b9f\u884c\u7d50\u679c<\/strong><\/a><\/div>\r\n<\/div>\r\n<div>\u00a0<\/div>\r\n<div id=\"title1\">\u00a0<\/div>\r\n<div>\u00a0<\/div>\r\n<div style=\"border: 1px solid #800000; padding: 5px 10px 3px 10px; background: #c5ff88;\"><strong>1. 2\u3064\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u4e26\u5217\u51e6\u7406\u3055\u305b\u308b\u30d7\u30ed\u304c\u30e9\u30e0\u306e\u69cb\u6210<\/strong><\/div>\r\n<div>\u00a0<\/div>\r\n<div>2\u3064\u306ePython\u3092\u5408\u4f53\u3057 \u4e26\u5217\u51e6\u7406\u3055\u305b\u308b\u300cmultiprocessing\u300d\u306e\u5b9f\u88c5\u30a4\u30e1\u30fc\u30b8\u3002<br \/>\r\n<a href=\"https:\/\/arakoki70.com\/wp-content\/uploads\/2024\/01\/multiprocess_0011.png\" data-rel=\"lightbox-gallery-vrxldDku\" data-rl_title=\"multiprocess_0011\" data-rl_caption=\"\" title=\"multiprocess_0011\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-8117\" src=\"https:\/\/arakoki70.com\/wp-content\/uploads\/2024\/01\/multiprocess_0011.png\" alt=\"2\u3064\u306ePython\u3092\u5408\u4f53\u3057 \u4e26\u5217\u51e6\u7406\u3055\u305b\u308b\u300cmultiprocessing\u300d\u306e\u5b9f\u88c5\" width=\"800\" height=\"497\" \/><\/a><\/div>\r\n<div>\u00a0<\/div>\r\n<div>2\u3064\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u4e26\u5217\u51e6\u7406\u3055\u305b\u308b\u30d7\u30ed\u304c\u30e9\u30e0\u306e\u69cb\u6210\u3002<\/div>\r\n<pre><code class=\u201dhljs python\"><span class=\"hljs-comment\"># multiprocessing\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u8aad\u307f\u8fbc\u307f<\/span>\r\n<span class=\"hljs-keyword\">from<\/span> multiprocessing <span class=\"hljs-keyword\">import<\/span> Process\r\n\r\n<span class=\"hljs-comment\"># Flask\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u4f5c\u6210<\/span>\r\napp = Flask(__name__)\r\n\r\n<span class=\"hljs-comment\"># \u4e26\u5217\u51e6\u7406-1 DB\u3092\u8aad\u3093\u3067\u30b0\u30e9\u30d5\u8868\u793a<\/span>\r\n<span class=\"hljs-meta\">@app.route('\/')<\/span>\r\n<span class=\"hljs-function\"><span class=\"hljs-keyword\">def<\/span> <span class=\"hljs-title\">index<\/span><span class=\"hljs-params\">()<\/span>:<\/span>\r\n\r\n\t<span class=\"hljs-comment\"># \u3053\u3053\u306b\u3001DB\u3092\u8aad\u3093\u3067\u30b0\u30e9\u30d5\u8868\u793a\u3059\u308b\u51e6\u7406\u3092\u8a18\u8ff0<\/span>\r\n\r\n<span class=\"hljs-comment\"># \u4e26\u5217\u51e6\u7406-2 \u30c7\u30fc\u30bf\u306e\u53d7\u4fe1\u3068DB\u66f8\u8fbc\u307f<\/span>\r\n<span class=\"hljs-function\"><span class=\"hljs-keyword\">def<\/span> <span class=\"hljs-title\">jusin2db<\/span><span class=\"hljs-params\">()<\/span>:<\/span>\r\n\r\n\t<span class=\"hljs-comment\"># \u3053\u3053\u306b\u3001\u30c7\u30fc\u30bf\u3092\u53d7\u4fe1\u3057\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u66f8\u8fbc\u3080\u51e6\u7406\u3092\u8a18\u8ff0<\/span>\r\n\r\n<span class=\"hljs-comment\"># ------------------------------------------<\/span>\r\n\r\n<span class=\"hljs-comment\"># \u4e26\u5217\u51e6\u7406-1\u3092\u8d77\u52d5\u3059\u308b\u30eb\u30fc\u30c1\u30f3<\/span>\r\n<span class=\"hljs-function\"><span class=\"hljs-keyword\">def<\/span> <span class=\"hljs-title\">db2graph<\/span><span class=\"hljs-params\">(**kwargs)<\/span>:<\/span>\r\n    app.run(**kwargs)\r\n\r\n\r\n<span class=\"hljs-keyword\">if<\/span> __name__ == <span class=\"hljs-string\">'__main__'<\/span>:\r\n    server = Process(target = db2graph, kwargs = {<span class=\"hljs-string\">'host'<\/span>: <span class=\"hljs-string\">'0.0.0.0'<\/span>, <span class=\"hljs-string\">'port'<\/span>: <span class=\"hljs-number\">5001<\/span>, <span class=\"hljs-string\">'threaded'<\/span>: <span class=\"hljs-literal\">True<\/span>})\r\n    server.start()\r\n\r\n    jusin2db()<\/code><\/pre>\r\n<div>\u00a0<\/div>\r\n<div><strong>def index():<br \/>\r\n<\/strong>\u3053\u3053\u306b\u3001\u30c7\u30fc\u30bf\u3092\u53d7\u4fe1\u3057\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u66f8\u8fbc\u3080\u51e6\u7406\u3092\u8a18\u8ff0\u3002<\/div>\r\n<div>\u00a0<\/div>\r\n<div><strong>def jusin2db():<\/strong><br \/>\r\n\u3053\u3053\u306b\u3001\u30c7\u30fc\u30bf\u3092\u53d7\u4fe1\u3057\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u66f8\u8fbc\u3080\u51e6\u7406\u3092\u8a18\u8ff0<\/div>\r\n<div>\u00a0<\/div>\r\n<div>\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u30d6\u30e9\u30a6\u30b6\u306b\u8868\u793a\u3059\u308b Python\u306f\u3001 Flask\u3092\u5229\u7528\u3057\u305fWeb\u30a2\u30d7\u30ea\u306a\u306e\u3067\u3001flask\u3092\u8d77\u52d5\u3057\u305f\u306e\u3061\u306b socket\u3067\u306e\u53d7\u4fe1\u51e6\u7406\u3092\u7acb\u3061\u4e0a\u3052\u308b\u3002<\/div>\r\n<div>\u00a0<\/div>\r\n<div id=\"title2\">\u00a0<\/div>\r\n<div>\u00a0<\/div>\r\n<div style=\"border: 1px solid #800000; padding: 5px 10px 3px 10px; background: #c5ff88;\"><strong>2. \u4e26\u5217\u51e6\u7406\u306b\u95a2\u3059\u308b\u8a18\u8ff0\u8981\u9818<\/strong><\/div>\r\n<div>\u00a0<\/div>\r\n<div>\u00a0\u300cmultiprocessing\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u8aad\u307f\u8fbc\u307f\u300d\u3068\u300cFlask\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u4f5c\u6210\u300d\u3002<br \/>\r\n<a href=\"https:\/\/arakoki70.com\/wp-content\/uploads\/2024\/01\/multiprocess_0111.png\" data-rel=\"lightbox-gallery-vrxldDku\" data-rl_title=\"multiprocess_0111\" data-rl_caption=\"\" title=\"multiprocess_0111\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-8118\" src=\"https:\/\/arakoki70.com\/wp-content\/uploads\/2024\/01\/multiprocess_0111.png\" alt=\"\u00a0\u300cmultiprocessing\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u8aad\u307f\u8fbc\u307f\u300d\u3068\u300cFlask\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u4f5c\u6210\u300d\" width=\"600\" height=\"132\" \/><\/a><\/div>\r\n<div>\u00a0<\/div>\r\n<div>\u30d7\u30ed\u30bb\u30b9\u540d\u3092\u6307\u5b9a\u3057\u3066\u3001\u30d7\u30ed\u30bb\u30b9\u3092\u751f\u6210\u3059\u308b\u3002<br \/>\r\n<a href=\"https:\/\/arakoki70.com\/wp-content\/uploads\/2024\/01\/multiprocess_0121.png\" data-rel=\"lightbox-gallery-vrxldDku\" data-rl_title=\"multiprocess_0121\" data-rl_caption=\"\" title=\"multiprocess_0121\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-8119\" src=\"https:\/\/arakoki70.com\/wp-content\/uploads\/2024\/01\/multiprocess_0121.png\" alt=\"\u30d7\u30ed\u30bb\u30b9\u540d\u3092\u6307\u5b9a\u3057\u3066\u3001\u30d7\u30ed\u30bb\u30b9\u3092\u751f\u6210\u3059\u308b \" width=\"600\" height=\"176\" \/><\/a><\/div>\r\n<div>\u00a0<\/div>\r\n<div>Flask\u30a2\u30d5\u309a\u30ea\u306e\u8d77\u52d5\u3068\u5f15\u6570\u306e\u6e21\u3057\u65b9\u3002<br \/>\r\n<a href=\"https:\/\/arakoki70.com\/wp-content\/uploads\/2024\/01\/multiprocess_0131.png\" data-rel=\"lightbox-gallery-vrxldDku\" data-rl_title=\"multiprocess_0131\" data-rl_caption=\"\" title=\"multiprocess_0131\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-8120\" src=\"https:\/\/arakoki70.com\/wp-content\/uploads\/2024\/01\/multiprocess_0131.png\" alt=\"Flask\u30a2\u30d5\u309a\u30ea\u306e\u8d77\u52d5\u3068\u5f15\u6570\u306e\u6e21\u3057\u65b9\" width=\"600\" height=\"190\" \/><\/a><\/div>\r\n<div>\u00a0<\/div>\r\n<div id=\"title3\">\u00a0<\/div>\r\n<div>\u00a0<\/div>\r\n<div style=\"border: 1px solid #800000; padding: 5px 10px 3px 10px; background: #c5ff88;\"><strong>3. \u5b9f\u88c5\u3057\u305fPython\u30d7\u30ed\u30b0\u30e9\u30e0\/strong&gt;<\/strong><\/div>\r\n<div>\u00a0<\/div>\r\n<div>\r\n<p>1\u20e3\uff0e\u30c7\u30fc\u30bf\u3092\u53d7\u4fe1\u3057\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u84c4\u7a4d\u3059\u308b\u300cPython\u30d7\u30ed\u30b0\u30e9\u30e0\u300d\u3068\u3001<br \/>\r\n2\u20e3\uff0e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u8aad\u8fbc\u3093\u3067\u3001\u30b0\u30e9\u30d5\u8868\u793a\u3059\u308b\u300cPython\u30d7\u30ed\u30b0\u30e9\u30e0\u300d\u306e\u3001<br \/>\r\n2\u3064\u306ePython\u3092\u5408\u4f53\u3055\u305b\u300cmultiprocessing\u300d\u3068\u3057\u3066\u5b9f\u88c5\u3002<br \/>\r\n\uff08<strong>jusin-graph_01.py<\/strong>\uff09<\/p>\r\n<\/div>\r\n<pre><code class=\u201dhljs python\"><span class=\"hljs-comment\">#!\/usr\/bin\/python<\/span>\r\n<span class=\"hljs-comment\"># -*- coding: utf-8 -*<\/span>\r\n\r\n<span class=\"hljs-keyword\">import<\/span> socket\r\n<span class=\"hljs-keyword\">import<\/span> datetime <span class=\"hljs-comment\">#\u65e5\u4ed8\u30e9\u30a4\u30d6\u30e9\u30ea\u8aad\u307f\u8fbc\u307f<\/span>\r\n<span class=\"hljs-keyword\">import<\/span> json\r\n<span class=\"hljs-keyword\">import<\/span> MySQLdb <span class=\"hljs-comment\">#DB\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u8aad\u307f\u8fbc\u307f<\/span>\r\n<span class=\"hljs-keyword\">from<\/span> flask <span class=\"hljs-keyword\">import<\/span> Flask, render_template\r\n<span class=\"hljs-keyword\">from<\/span> multiprocessing <span class=\"hljs-keyword\">import<\/span> Process\r\n<span class=\"hljs-comment\"># -----------------------------------------------<\/span>\r\n\r\n<span class=\"hljs-comment\"># Flask\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u4f5c\u6210<\/span>\r\napp = Flask(__name__)\r\n\r\n<span class=\"hljs-comment\"># -----------------------------------------------<\/span>\r\n<span class=\"hljs-comment\"># \u4e26\u5217\u51e6\u7406-1 DB\u3092\u8aad\u3093\u3067\u30b0\u30e9\u30d5\u8868\u793a<\/span>\r\n\r\n<span class=\"hljs-meta\">@app.route('\/')<\/span>\r\n<span class=\"hljs-function\"><span class=\"hljs-keyword\">def<\/span> <span class=\"hljs-title\">index<\/span><span class=\"hljs-params\">()<\/span>:<\/span>\r\n\r\n\t<span class=\"hljs-comment\"># 2\u6b21\u5143\u30ea\u30b9\u30c8\u3092\u5b9a\u7fa9<\/span>\r\n\ttemp_list = []\r\n\r\n\t<span class=\"hljs-comment\"># MySQL\u306b\u63a5\u7d9a<\/span>\r\n\tconnector = MySQLdb.connect(\r\n\t\thost = <span class=\"hljs-string\">\"localhost\"<\/span>,\r\n\t\tdb = <span class=\"hljs-string\">\"ondodb\"<\/span>,\r\n\t\tuser = <span class=\"hljs-string\">\"flaskpy\"<\/span>,\r\n\t\tpasswd = <span class=\"hljs-string\">\"dht22x4\"<\/span>,\r\n\t<span class=\"hljs-comment\"># \u30c6\u30fc\u30d6\u30eb\u5185\u90e8\u3067\u65e5\u672c\u8a9e\u3092\u6271\u3046\u305f\u3081\u306b\u8ffd\u52a0<\/span>\r\n\t\tcharset = <span class=\"hljs-string\">\"utf8\"<\/span>\r\n\t)\r\n\r\n\t<span class=\"hljs-comment\"># \u30ab\u30fc\u30bd\u30eb\u53d6\u5f97<\/span>\r\n\tcursor = connector.cursor()\r\n\r\n\t<span class=\"hljs-comment\"># SQL\u30af\u30a8\u30ea\u5b9f\u884c\uff08\u30c7\u30fc\u30bf\u306e\u8aad\u8fbc\uff09<\/span>\r\n\tsql = <span class=\"hljs-string\">\"select * from meas_value where DATE_ADD(nitiji, INTERVAL 24 HOUR) &gt; NOW()\"<\/span>\r\n\tcursor.execute(sql)\r\n\r\n\t<span class=\"hljs-comment\"># \u7d50\u679c\u3092\u53d6\u5f97\u3057\u30012\u6b21\u5143\u30ea\u30b9\u30c8\u306e\u5f62\u5f0f\u306b\u5909\u63db<\/span>\r\n\trecords = cursor.fetchall()\r\n\t<span class=\"hljs-keyword\">for<\/span> record <span class=\"hljs-keyword\">in<\/span> records:\r\n\t\ttemp_list.append(\r\n\t\t{<span class=\"hljs-string\">'nitiji'<\/span>:record[<span class=\"hljs-number\">0<\/span>].strftime(<span class=\"hljs-string\">\"%Y-%m-%d %H:%M\"<\/span>),\r\n\t\t <span class=\"hljs-string\">'temp1'<\/span>:record[<span class=\"hljs-number\">1<\/span>],\r\n\t\t <span class=\"hljs-string\">'temp2'<\/span>:record[<span class=\"hljs-number\">2<\/span>],\r\n\t\t <span class=\"hljs-string\">'temp3'<\/span>:record[<span class=\"hljs-number\">3<\/span>],\r\n\t\t <span class=\"hljs-string\">'temp4'<\/span>:record[<span class=\"hljs-number\">4<\/span>]}\r\n\t\t)\r\n\r\n\t<span class=\"hljs-comment\"># \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u306e\u63a5\u7d9a\u3092\u9589\u3058\u308b<\/span>\r\n\tcursor.close()\r\n\tconnector.close()\r\n\r\n\t<span class=\"hljs-comment\">#\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3078\u633f\u5165\u3059\u308b\u30c7\u30fc\u30bf\u306e\u4f5c\u6210<\/span>\r\n\ttitle = <span class=\"hljs-string\">\"Raspberry Pi \u3067\u6e2c\u5b9a\u3057\u305f\u6e29\u5ea6\u306e\u63a8\u79fb\uff0824H\uff09\u30b0\u30e9\u30d5\"<\/span>\r\n\r\n\t<span class=\"hljs-keyword\">return<\/span> render_template(<span class=\"hljs-string\">'template.html'<\/span>, title=title, temp_list=temp_list)\r\n\r\n\r\n<span class=\"hljs-comment\"># \u4e26\u5217\u51e6\u7406-2 \u53d7\u4fe1\u3068DB\u66f8\u8fbc\u307f<\/span>\r\n<span class=\"hljs-function\"><span class=\"hljs-keyword\">def<\/span> <span class=\"hljs-title\">jusin2db<\/span><span class=\"hljs-params\">()<\/span>:<\/span>\r\n\r\n\t<span class=\"hljs-comment\"># \u30b5\u30fc\u30d0\u30fc\u306eIP\u30a2\u30c9\u30ec\u30b9\u3068\u30dd\u30fc\u30c8<\/span>\r\n\tserver_ip = <span class=\"hljs-string\">\"192.168.11.112\"<\/span>\r\n\tserver_port = <span class=\"hljs-number\">5000<\/span>\r\n\r\n\t<span class=\"hljs-comment\"># \u30bd\u30b1\u30c3\u30c8\u3092\u4f5c\u6210<\/span>\r\n\tserver_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)\r\n\r\n\t<span class=\"hljs-comment\"># \u30bd\u30b1\u30c3\u30c8\u3092\u6307\u5b9a\u306eIP\u30a2\u30c9\u30ec\u30b9\u3068\u30dd\u30fc\u30c8\u306b\u30d0\u30a4\u30f3\u30c9<\/span>\r\n\tserver_socket.bind((server_ip, server_port))\r\n\r\n\t<span class=\"hljs-comment\"># \u63a5\u7d9a\u5f85\u6a5f<\/span>\r\n\tserver_socket.listen(<span class=\"hljs-number\">1<\/span>)  <span class=\"hljs-comment\"># \u540c\u6642\u306b\u63a5\u7d9a\u3067\u304d\u308b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u6570<\/span>\r\n\tprint(<span class=\"hljs-string\">f\"\u30b5\u30fc\u30d0\u30fc\u304c <span class=\"hljs-subst\">{server_ip}<\/span>:<span class=\"hljs-subst\">{server_port}<\/span> \u3067\u5f85\u6a5f\u4e2d...\"<\/span>)\r\n\r\n\tmy_dict = {}\r\n\r\n\t<span class=\"hljs-comment\"># \u30c7\u30fc\u30bf\u306e\u53d7\u4fe1\u3068\u8868\u793a<\/span>\r\n\t<span class=\"hljs-keyword\">while<\/span> <span class=\"hljs-literal\">True<\/span>:\r\n\t\t<span class=\"hljs-comment\"># \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u306e\u63a5\u7d9a\u3092\u5f85\u6a5f<\/span>\r\n\t\tclient_socket, client_address = server_socket.accept()\r\n\t\tprint(<span class=\"hljs-string\">f\"\u30af\u30e9\u30a4\u30a2\u30f3\u30c8 <span class=\"hljs-subst\">{client_address}<\/span> \u304c\u63a5\u7d9a\u3057\u307e\u3057\u305f\u3002\"<\/span>)\r\n\r\n\t\tdata = client_socket.recv(<span class=\"hljs-number\">1024<\/span>)  <span class=\"hljs-comment\"># \u6700\u59271024\u30d0\u30a4\u30c8\u3092\u53d7\u3051\u5165\u308c\u308b<\/span>\r\n\t\t<span class=\"hljs-keyword\">if<\/span> <span class=\"hljs-keyword\">not<\/span> data:\r\n\t\t    <span class=\"hljs-keyword\">break<\/span>\r\n\r\n\t\tprint(<span class=\"hljs-string\">f\"\u53d7\u4fe1\u3057\u305f\u30c7\u30fc\u30bf: <span class=\"hljs-subst\">{data.decode(<span class=\"hljs-string\">'utf-8'<\/span>)}<\/span>\"<\/span>)\r\n\t\tmy_dict = json.loads(data.decode(<span class=\"hljs-string\">'utf-8'<\/span>))\r\n\t\tprint(my_dict)\r\n\r\n\t\t<span class=\"hljs-comment\"># \u5404\u8981\u7d20\u3092\u53d6\u308a\u51fa\u3059<\/span>\r\n\t\tvalue_1 = my_dict[<span class=\"hljs-string\">'1'<\/span>]\r\n\t\tvalue_2 = my_dict[<span class=\"hljs-string\">\"2\"<\/span>]\r\n\t\tvalue_3 = my_dict[<span class=\"hljs-string\">\"3\"<\/span>]\r\n\t\tvalue_4 = my_dict[<span class=\"hljs-string\">\"4\"<\/span>]\r\n\t\tvalue_5 = my_dict[<span class=\"hljs-string\">\"5\"<\/span>]\r\n\r\n\t\tclient_socket.close()\r\n\r\n\t\t<span class=\"hljs-comment\"># DB\u66f8\u304d\u8fbc\u307f:MySQL\u63a5\u7d9a------------------------------------<\/span>\r\n\t\tconnector = MySQLdb.connect(\r\n\t\t\thost = <span class=\"hljs-string\">\"localhost\"<\/span>,\r\n\t\t\tdb = <span class=\"hljs-string\">\"ondodb\"<\/span>,\r\n\t\t\tuser = <span class=\"hljs-string\">\"flaskpy\"<\/span>,\r\n\t\t\tpasswd = <span class=\"hljs-string\">\"dht22x4\"<\/span>,\r\n\t\t<span class=\"hljs-comment\"># \u30c6\u30fc\u30d6\u30eb\u5185\u90e8\u3067\u65e5\u672c\u8a9e\u3092\u6271\u3046\u305f\u3081\u306b\u8ffd\u52a0<\/span>\r\n\t\t\tcharset = <span class=\"hljs-string\">\"utf8\"<\/span>\r\n\t\t)\r\n\r\n\t\t<span class=\"hljs-comment\"># \u30ab\u30fc\u30bd\u30eb\u53d6\u5f97<\/span>\r\n\t\tcursor = connector.cursor()\r\n\r\n\t\t<span class=\"hljs-comment\"># SQL\u30af\u30a8\u30ea\u5b9f\u884c\uff08\u30c7\u30fc\u30bf\u8ffd\u52a0\uff09<\/span>\r\n\t\tsql = <span class=\"hljs-string\">\"insert into meas_value (nitiji, temp1, temp2, temp3, temp4) VALUES (%s, %s, %s, %s, %s)\"<\/span>\r\n\t\tval = (value_1, value_2, value_3, value_4, value_5)\r\n\t\tcursor.execute(sql, val)\r\n\r\n\t\tconnector.commit()\r\n\r\n\t\t<span class=\"hljs-comment\"># \u30ab\u30fc\u30bd\u30eb\u7d42\u4e86<\/span>\r\n\t\tcursor.close()\r\n\r\n\t\t<span class=\"hljs-comment\"># MySQL\u5207\u65ad<\/span>\r\n\t\tconnector.close()\r\n\r\n\t\t<span class=\"hljs-comment\"># DB\u66f8\u8fbc\u307f\u7d42\u4e86---------------------------------------------<\/span>\r\n\r\n<span class=\"hljs-comment\"># \u4e26\u5217\u51e6\u7406-1 DB\u3092\u8aad\u3093\u3067\u30b0\u30e9\u30d5\u8868\u793a\u3092\u8d77\u52d5<\/span>\r\n<span class=\"hljs-function\"><span class=\"hljs-keyword\">def<\/span> <span class=\"hljs-title\">db2graph<\/span><span class=\"hljs-params\">(**kwargs)<\/span>:<\/span>\r\n    app.run(**kwargs)\r\n\r\n\r\n<span class=\"hljs-keyword\">if<\/span> __name__ == <span class=\"hljs-string\">'__main__'<\/span>:\r\n    server = Process(target = db2graph, kwargs = {<span class=\"hljs-string\">'host'<\/span>: <span class=\"hljs-string\">'0.0.0.0'<\/span>, <span class=\"hljs-string\">'port'<\/span>: <span class=\"hljs-number\">5001<\/span>, <span class=\"hljs-string\">'threaded'<\/span>: <span class=\"hljs-literal\">True<\/span>})\r\n    server.start()\r\n\r\n    jusin2db()\r\n<\/code><\/pre>\r\n<div>\u00a0<\/div>\r\n<div>\u4e0a\u8a18\u4f8b\u3067\u306f\u3001 \u5168\u3066\u306e\u51e6\u7406\u3092\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3057\u305f\u304c\u3001\u5358\u72ec\u3067\u5b9f\u884c\u3057\u3066\u3044\u305f\u65e2\u5b58\u306e<br \/>\r\n\u3010\u30c7\u30fc\u30bf\u3092\u53d7\u4fe1\u3057\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u84c4\u7a4d\u3059\u308b\u300cPython\u30d7\u30ed\u30b0\u30e9\u30e0\u300d<strong><span style=\"color: #0000ff;\">jusin_05.py<\/span><\/strong>\u3011\u3092<span style=\"color: #ff0000;\"><strong>\u8aad\u307f\u8fbc\u3080\u65b9\u6cd5\uff08import\uff09<\/strong><\/span>\u3067\u3001\u300c\u4e26\u5217\u51e6\u7406-2\u300d\u3092\u5b9f\u884c\u3057\u3066\u3082\u554f\u984c\u306a\u304f\u7a3c\u50cd\u3059\u308b\u3002<\/div>\r\n<pre><code class=\u201dhljs python\"><span class=\"hljs-comment\"># ---\u7701\u7565--------------------------------------<\/span>\r\n\r\n<span class=\"hljs-keyword\">import<\/span> jusin_05\r\n\r\n<span class=\"hljs-comment\"># ---\u7701\u7565--------------------------------------<\/span>\r\n\r\n<span class=\"hljs-comment\"># \u4e26\u5217\u51e6\u7406-2 \u53d7\u4fe1\u3068DB\u66f8\u8fbc\u307f<\/span>\r\n<span class=\"hljs-function\"><span class=\"hljs-keyword\">def<\/span> <span class=\"hljs-title\">jusin2db<\/span><span class=\"hljs-params\">()<\/span>:<\/span>\r\n    jusin_05.start_server()\r\n\r\n<span class=\"hljs-comment\"># ---\u7701\u7565--------------------------------------<\/span>\r\n<\/code><\/pre>\r\n<div>\u00a0<\/div>\r\n<div>\u53c2\u8003\uff1a<\/div>\r\n<div>\n <div class=\"blog-card\"><a href=\"https:\/\/arakoki70.com\/?p=8103\">\n <div class=\"blog-card-thumbnail\"><img src='https:\/\/arakoki70.com\/wp-content\/uploads\/2024\/01\/socket_0011-100x100.png' alt='Rasp Pi \u304b\u3089 Rasp Pi \u306b\u6e29\u5ea6\u30c7\u30fc\u30bf\u3092 Wi-Fi\u3067\u9001\u53d7\u4fe1\u3057 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u4fdd\u5b58' width=90 height=90 \/><\/div>\n <div class=\"blog-card-content\">\n <div class=\"blog-card-title\">Rasp Pi \u304b\u3089 Rasp Pi \u306b\u6e29\u5ea6\u30c7\u30fc\u30bf\u3092 Wi-Fi\u3067\u9001\u53d7\u4fe1\u3057 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u4fdd\u5b58 <\/div>\n <div class=\"blog-card-excerpt\">Raspberry Pi \u4f5c\u54c1\u96c6\r\nPython + socket + MariaDB\r\n\u6e29\u5ea6\u30c7\u30fc\u30bf\u3092 Wi-Fi\u3067\u9001\u53d7\u4fe1\u3057 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u4fdd\u5b58\r\n\u00a0\r\n\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u306a\u308b Raspberry Pi\uff08<\/div>\n <\/a>\n <div class=\"blog-card-date\">2024-01-25<\/div>\n <div class=\"blog-card-mdate\">2024-02-03<\/div>\n <\/div>\n <div class=\"clear\"><\/div>\n <div style=\"clear:both;\"> <\/div>\n <\/div><\/div>\r\n<div>\u00a0<\/div>\r\n<div id=\"title4\">\u00a0<\/div>\r\n<div>\u00a0<\/div>\r\n<div style=\"border: 1px solid #800000; padding: 5px 10px 3px 10px; background: #c5ff88;\"><strong>4. \u5b9f\u884c\u7d50\u679c<\/strong><\/div>\r\n<div>\u00a0<\/div>\r\n<div>\u5408\u4f53\u3057\u305fPython\u3092\u5b9f\u884c\u3057\u3066\u307f\u308b\u3002<\/div>\r\n<div style=\"border: 1px solid #4169e1; padding: 5px 10px 3px 10px; background: #f0f8ff; border-radius: 5px; position: relative; top: 0px;\"><strong>python3 work\/jusin-graph_01.py<\/strong><\/div>\r\n<div>\u00a0<\/div>\r\n<div><a href=\"https:\/\/arakoki70.com\/wp-content\/uploads\/2024\/01\/multiprocess_0411.png\" data-rel=\"lightbox-gallery-vrxldDku\" data-rl_title=\"multiprocess_0411\" data-rl_caption=\"\" title=\"multiprocess_0411\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-8123\" src=\"https:\/\/arakoki70.com\/wp-content\/uploads\/2024\/01\/multiprocess_0411.png\" alt=\"\u5408\u4f53\u3057\u305fPython\u3092\u5b9f\u884c\u3057\u305f\u7d50\u679c\" width=\"600\" height=\"130\" \/><\/a><\/div>\r\n<div>\u00a0<\/div>\r\n<div>\u300c\u30b5\u30fc\u30d0\u30fc\u304c 192.168.11.112:5000 \u3067\u5f85\u6a5f\u4e2d...\u300d\u3068<br \/>\r\n\u300c* Running on http:\/\/0.0.0.0:5001\/ (Press CTRL+C to quit)\u300d\u306e<br \/>\r\n2\u3064\u304c\u8868\u793a\u3055\u308c\u305f\u3002<\/div>\r\n<div>\u00a0<\/div>\r\n<div>nohup\u3092\u3064\u3051\u3066\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3002\uff08\u30b3\u30de\u30f3\u30c9\u306e\u6700\u5f8c\u306b\u30a2\u30f3\u30d1\u30b5\u30f3\u30c9\uff08\uff06\uff09\u3092\u3064\u3051\u308b\u3068\u3001\u30d0\u30c3\u30af\u30b0\u30e9\u30a6\u30f3\u30c9\u3067\u8d77\u52d5\u3067\u304d\u308b\u3002\uff09<\/div>\r\n<div style=\"border: 1px solid #4169e1; padding: 5px 10px 3px 10px; background: #f0f8ff; border-radius: 5px; position: relative; top: 0px;\"><strong>nohup python3 work\/jusin-graph_01.py &amp;<\/strong><\/div>\r\n<div>\u00a0<\/div>\r\n<div><a href=\"https:\/\/arakoki70.com\/wp-content\/uploads\/2024\/01\/multiprocess_0413.png\" data-rel=\"lightbox-gallery-vrxldDku\" data-rl_title=\"multiprocess_0413\" data-rl_caption=\"\" title=\"multiprocess_0413\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-8124\" src=\"https:\/\/arakoki70.com\/wp-content\/uploads\/2024\/01\/multiprocess_0413.png\" alt=\"nohup\u3092\u3064\u3051\u3066\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\" width=\"600\" height=\"70\" \/><\/a><\/div>\r\n<div>\u00a0<\/div>\r\n<div>\u30d7\u30ed\u30bb\u30b9\u756a\u53f7\u300c<strong>5054<\/strong>\u300d\u304c\u8868\u793a\u3055\u308c\u308b\u3002<\/div>\r\n<div>\u00a0<\/div>\r\n<div>\u5b9f\u884c\u4e2d\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u8868\u793a\u3057\u3066\u307f\u308b\u3002<\/div>\r\n<div style=\"border: 1px solid #4169e1; padding: 5px 10px 3px 10px; background: #f0f8ff; border-radius: 5px; position: relative; top: 0px;\"><strong>ps aux | grep \"python\"<\/strong><\/div>\r\n<div>\u00a0<\/div>\r\n<div><a href=\"https:\/\/arakoki70.com\/wp-content\/uploads\/2024\/01\/multiprocess_0421.png\" data-rel=\"lightbox-gallery-vrxldDku\" data-rl_title=\"multiprocess_0421\" data-rl_caption=\"\" title=\"multiprocess_0421\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-8121\" src=\"https:\/\/arakoki70.com\/wp-content\/uploads\/2024\/01\/multiprocess_0421.png\" alt=\"\u5b9f\u884c\u4e2d\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u8868\u793a\" width=\"800\" height=\"96\" \/><\/a><\/div>\r\n<div>\u5b9f\u884c\u3057\u305f\u300c<span style=\"color: #0000ff;\"><strong>jusin-graph_01.py<\/strong><\/span>\u300d\u3067\u300c<strong>5054<\/strong>\u300d\u3068\u300c<strong>5055<\/strong>\u300d\u306e2\u3064\u306e\u30d7\u30ed\u30bb\u30b9\u304c\u52d5\u3044\u3066\u3044\u308b\u3002<\/div>\r\n<div>\u00a0<\/div>\r\n<div>\u30d1\u30bd\u30b3\u30f3\u304b\u3089\u3001Raspberry Pi \u306eIP\u30a2\u30c9\u30ec\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3068\u3001\u6e29\u5ea6\u306e\u63a8\u79fb\u30b0\u30e9\u30d5\u304c\u8868\u793a\u3055\u308c\u308b\u3002\uff08http:\/\/192.168.11.112:<strong>5001<\/strong>\/\uff09<br \/>\r\n<a href=\"https:\/\/arakoki70.com\/wp-content\/uploads\/2024\/01\/multiprocess_0511.png\" data-rel=\"lightbox-gallery-vrxldDku\" data-rl_title=\"multiprocess_0511\" data-rl_caption=\"\" title=\"multiprocess_0511\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-8122\" src=\"https:\/\/arakoki70.com\/wp-content\/uploads\/2024\/01\/multiprocess_0511.png\" alt=\"\u30d6\u30e9\u30a6\u30b6\u306b\u8868\u793a\u3055\u308c\u305f\u6e29\u5ea6\u306e\u63a8\u79fb\u30b0\u30e9\u30d5\" width=\"800\" height=\"436\" \/><\/a><\/div>\r\n<div>\u00a0<\/div>\r\n<div>\u00a0<\/div>\r\n<div style=\"text-align: right;\">\u4ee5\u4e0a\u3002<br \/>\r\n(2024.01.29)<\/div>\r\n<div style=\"clear: both;\">\u00a0<\/div>\r\n<div>\t<p>&nbsp;<\/p>\n\t<div align=\"center\" style=\"font-size:8pt;\">\u30b9\u30dd\u30f3\u30b5\u30fc \u30ea\u30f3\u30af<br \/>\n<!-- \t<script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script> -->\n\t<!-- \u8a18\u4e8b\u30fb\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6-7 -->\n\t<ins class=\"adsbygoogle\"\n     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+ Flask + socket + multiprocessing \u53d7\u4fe1\u3057\u3066DB\u306b\u66f8\u8fbc\u307f \u3068 DB\u304b\u3089\u30b0\u30e9\u30d5\u8868\u793a\u3092\u5408\u4f53\u3057\u4e26\u5217\u51e6\u7406 \u00a0 multiprocessing \u304c\u5fc5 &hellip; <p class=\"link-more\"><a href=\"https:\/\/arakoki70.com\/?p=8116\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;2\u3064\u306ePython\u3092\u5408\u4f53\u3057 \u4e26\u5217\u51e6\u7406\u3055\u305b\u308b\u300cmultiprocessing\u300d\u306e\u5b9f\u88c5&#8221; \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>","protected":false},"author":1,"featured_media":8117,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-8116","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-03sakuhin"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - 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