{"id":365,"date":"2020-09-26T20:01:46","date_gmt":"2020-09-26T11:01:46","guid":{"rendered":"http:\/\/417.run\/?p=365"},"modified":"2022-12-13T19:54:51","modified_gmt":"2022-12-13T10:54:51","slug":"python-sample_file-manipulation","status":"publish","type":"post","link":"https:\/\/417.run\/pg\/python-sample_file-manipulation\/","title":{"rendered":"\u3010Python\u3011\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u3010\u30c1\u30fc\u30c8\u30b7\u30fc\u30c8\u3011"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_17 counter-hierarchy counter-decimal ez-toc-grey\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">\u76ee\u6b21<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class=\"ez-toc-list ez-toc-list-level-1\"><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/417.run\/pg\/python-sample_file-manipulation\/#%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E3%81%AE%E5%AD%98%E5%9C%A8%E7%A2%BA%E8%AA%8D\" title=\"\u30d5\u30a1\u30a4\u30eb\u306e\u5b58\u5728\u78ba\u8a8d\">\u30d5\u30a1\u30a4\u30eb\u306e\u5b58\u5728\u78ba\u8a8d<\/a><ul class=\"ez-toc-list-level-3\"><li class=\"ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/417.run\/pg\/python-sample_file-manipulation\/#%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E3%82%82%E3%81%97%E3%81%8F%E3%81%AF%E3%83%95%E3%82%A9%E3%83%AB%E3%83%80%E3%81%AE%E5%AD%98%E5%9C%A8%E7%A2%BA%E8%AA%8D\" title=\"\u30d5\u30a1\u30a4\u30eb\u3082\u3057\u304f\u306f\u30d5\u30a9\u30eb\u30c0\u306e\u5b58\u5728\u78ba\u8a8d\">\u30d5\u30a1\u30a4\u30eb\u3082\u3057\u304f\u306f\u30d5\u30a9\u30eb\u30c0\u306e\u5b58\u5728\u78ba\u8a8d<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/417.run\/pg\/python-sample_file-manipulation\/#%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E3%81%A0%E3%81%91%E3%81%AE%E5%AD%98%E5%9C%A8%E7%A2%BA%E8%AA%8D\" title=\"\u30d5\u30a1\u30a4\u30eb\u3060\u3051\u306e\u5b58\u5728\u78ba\u8a8d\">\u30d5\u30a1\u30a4\u30eb\u3060\u3051\u306e\u5b58\u5728\u78ba\u8a8d<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/417.run\/pg\/python-sample_file-manipulation\/#%E3%83%95%E3%82%A9%E3%83%AB%E3%83%80%E3%81%A0%E3%81%91%E3%81%AE%E5%AD%98%E5%9C%A8%E7%A2%BA%E8%AA%8D\" title=\"\u30d5\u30a9\u30eb\u30c0\u3060\u3051\u306e\u5b58\u5728\u78ba\u8a8d\">\u30d5\u30a9\u30eb\u30c0\u3060\u3051\u306e\u5b58\u5728\u78ba\u8a8d<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/417.run\/pg\/python-sample_file-manipulation\/#%E3%83%95%E3%82%A9%E3%83%AB%E3%83%80%E5%86%85%E4%B8%80%E8%A6%A7%E8%A1%A8%E7%A4%BA\" title=\"\u30d5\u30a9\u30eb\u30c0\u5185\u4e00\u89a7\u8868\u793a\">\u30d5\u30a9\u30eb\u30c0\u5185\u4e00\u89a7\u8868\u793a<\/a><ul class=\"ez-toc-list-level-3\"><li class=\"ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/417.run\/pg\/python-sample_file-manipulation\/#%E3%83%95%E3%82%A9%E3%83%AB%E3%83%80%E5%86%85%E3%81%AB%E3%81%82%E3%82%8B%E3%82%82%E3%81%AE%E5%85%A8%E3%81%A6%E8%A1%A8%E7%A4%BA\" title=\"\u30d5\u30a9\u30eb\u30c0\u5185\u306b\u3042\u308b\u3082\u306e\u5168\u3066\u8868\u793a\">\u30d5\u30a9\u30eb\u30c0\u5185\u306b\u3042\u308b\u3082\u306e\u5168\u3066\u8868\u793a<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/417.run\/pg\/python-sample_file-manipulation\/#%E3%83%95%E3%82%A9%E3%83%AB%E3%83%80%E5%86%85%E3%83%86%E3%82%AD%E3%82%B9%E3%83%88%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E4%B8%80%E8%A6%A7%E5%8F%96%E5%BE%97\" title=\"\u30d5\u30a9\u30eb\u30c0\u5185\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u4e00\u89a7\u53d6\u5f97\">\u30d5\u30a9\u30eb\u30c0\u5185\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u4e00\u89a7\u53d6\u5f97<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/417.run\/pg\/python-sample_file-manipulation\/#%E3%83%86%E3%82%AD%E3%82%B9%E3%83%88%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E8%AA%AD%E3%81%BF%E8%BE%BC%E3%81%BF%E3%83%BB%E6%9B%B8%E3%81%8D%E8%BE%BC%E3%81%BF\" title=\"\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u8aad\u307f\u8fbc\u307f\u30fb\u66f8\u304d\u8fbc\u307f\">\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u8aad\u307f\u8fbc\u307f\u30fb\u66f8\u304d\u8fbc\u307f<\/a><ul class=\"ez-toc-list-level-3\"><li class=\"ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/417.run\/pg\/python-sample_file-manipulation\/#MEMO\" title=\"MEMO\">MEMO<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/417.run\/pg\/python-sample_file-manipulation\/#%E5%85%A8%E9%83%A8%E8%AA%AD%E3%81%BF%E8%BE%BC%E3%81%BF\" title=\"\u5168\u90e8\u8aad\u307f\u8fbc\u307f\">\u5168\u90e8\u8aad\u307f\u8fbc\u307f<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/417.run\/pg\/python-sample_file-manipulation\/#%E8%A1%8C%E5%8D%98%E4%BD%8D%E3%81%A7%E9%85%8D%E5%88%97%E3%81%A8%E3%81%97%E3%81%A6\" title=\"\u884c\u5358\u4f4d\u3067\u914d\u5217\u3068\u3057\u3066\">\u884c\u5358\u4f4d\u3067\u914d\u5217\u3068\u3057\u3066<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/417.run\/pg\/python-sample_file-manipulation\/#%E8%A1%8C%E5%8D%98%E4%BD%8D%E3%81%A7%E3%80%81%E5%91%BC%E3%81%B6%E3%81%9F%E3%81%B3%E3%81%AB%E6%AC%A1%E3%81%AE%E8%A1%8C\" title=\"\u884c\u5358\u4f4d\u3067\u3001\u547c\u3076\u305f\u3073\u306b\u6b21\u306e\u884c\">\u884c\u5358\u4f4d\u3067\u3001\u547c\u3076\u305f\u3073\u306b\u6b21\u306e\u884c<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/417.run\/pg\/python-sample_file-manipulation\/#%E6%96%B0%E8%A6%8F%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E4%BD%9C%E6%88%90%E3%80%81%E4%B8%8A%E6%9B%B8%E3%81%8D\" title=\"\u65b0\u898f\u30d5\u30a1\u30a4\u30eb\u4f5c\u6210\u3001\u4e0a\u66f8\u304d\">\u65b0\u898f\u30d5\u30a1\u30a4\u30eb\u4f5c\u6210\u3001\u4e0a\u66f8\u304d<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/417.run\/pg\/python-sample_file-manipulation\/#%E6%9C%AB%E5%B0%BE%E3%81%AB%E8%BF%BD%E8%A8%98\" title=\"\u672b\u5c3e\u306b\u8ffd\u8a18\">\u672b\u5c3e\u306b\u8ffd\u8a18<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/417.run\/pg\/python-sample_file-manipulation\/#%E3%80%87%E3%80%87%E6%96%87%E5%AD%97%E7%9B%AE%E3%81%AB%E5%85%A5%E3%82%8C%E8%BE%BC%E3%82%80\" title=\"\u3007\u3007\u6587\u5b57\u76ee\u306b\u5165\u308c\u8fbc\u3080\">\u3007\u3007\u6587\u5b57\u76ee\u306b\u5165\u308c\u8fbc\u3080<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/417.run\/pg\/python-sample_file-manipulation\/#%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E3%81%AE%E5%90%8D%E5%89%8D%E5%A4%89%E6%9B%B4%E3%80%81%E5%A0%B4%E6%89%80%E3%81%AE%E7%A7%BB%E5%8B%95\" title=\"\u30d5\u30a1\u30a4\u30eb\u306e\u540d\u524d\u5909\u66f4\u3001\u5834\u6240\u306e\u79fb\u52d5\">\u30d5\u30a1\u30a4\u30eb\u306e\u540d\u524d\u5909\u66f4\u3001\u5834\u6240\u306e\u79fb\u52d5<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/417.run\/pg\/python-sample_file-manipulation\/#%E9%96%A2%E9%80%A3%E3%82%A8%E3%83%A9%E3%83%BC\" title=\"\u95a2\u9023\u30a8\u30e9\u30fc\">\u95a2\u9023\u30a8\u30e9\u30fc<\/a><ul class=\"ez-toc-list-level-3\"><li class=\"ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/417.run\/pg\/python-sample_file-manipulation\/#Non-UTF-8_code_starting_with\" title=\"Non-UTF-8 code starting with~~\">Non-UTF-8 code starting with~~<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/417.run\/pg\/python-sample_file-manipulation\/#UnicodeDecodeError_cp932_codec_cant_decode\" title=\"UnicodeDecodeError: &#8216;cp932&#8217; codec can&#8217;t decode~~\">UnicodeDecodeError: &#8216;cp932&#8217; codec can&#8217;t decode~~<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E3%81%AE%E5%AD%98%E5%9C%A8%E7%A2%BA%E8%AA%8D\"><\/span>\u30d5\u30a1\u30a4\u30eb\u306e\u5b58\u5728\u78ba\u8a8d<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E3%82%82%E3%81%97%E3%81%8F%E3%81%AF%E3%83%95%E3%82%A9%E3%83%AB%E3%83%80%E3%81%AE%E5%AD%98%E5%9C%A8%E7%A2%BA%E8%AA%8D\"><\/span>\u30d5\u30a1\u30a4\u30eb\u3082\u3057\u304f\u306f\u30d5\u30a9\u30eb\u30c0\u306e\u5b58\u5728\u78ba\u8a8d<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<pre><code class=\"language-python\">import os\nos.path.exists(&#039;test.txt&#039;)<\/code><\/pre>\n<h3><span class=\"ez-toc-section\" id=\"%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E3%81%A0%E3%81%91%E3%81%AE%E5%AD%98%E5%9C%A8%E7%A2%BA%E8%AA%8D\"><\/span>\u30d5\u30a1\u30a4\u30eb\u3060\u3051\u306e\u5b58\u5728\u78ba\u8a8d<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<pre><code class=\"language-python\">import os\nos.path.isfile(&#039;.\/test.txt&#039;)<\/code><\/pre>\n<h3><span class=\"ez-toc-section\" id=\"%E3%83%95%E3%82%A9%E3%83%AB%E3%83%80%E3%81%A0%E3%81%91%E3%81%AE%E5%AD%98%E5%9C%A8%E7%A2%BA%E8%AA%8D\"><\/span>\u30d5\u30a9\u30eb\u30c0\u3060\u3051\u306e\u5b58\u5728\u78ba\u8a8d<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<pre><code class=\"language-python\">import os\nos.path.isdir(&#039;.\/my_folder&#039;)<\/code><\/pre>\n<p><a href=\"\/\/af.moshimo.com\/af\/c\/click?a_id=2261018&p_id=2520&pc_id=5570&pl_id=32577&guid=ON\" rel=\"nofollow\"><img loading=\"lazy\" decoding=\"async\" src=\"\/\/image.moshimo.com\/af-img\/1916\/000000032577.png\" width=\"728\" height=\"90\" style=\"border:none;\"><\/a><img loading=\"lazy\" decoding=\"async\" src=\"\/\/i.moshimo.com\/af\/i\/impression?a_id=2261018&p_id=2520&pc_id=5570&pl_id=32577\" width=\"1\" height=\"1\" style=\"border:none;\"><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E3%83%95%E3%82%A9%E3%83%AB%E3%83%80%E5%86%85%E4%B8%80%E8%A6%A7%E8%A1%A8%E7%A4%BA\"><\/span>\u30d5\u30a9\u30eb\u30c0\u5185\u4e00\u89a7\u8868\u793a<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"%E3%83%95%E3%82%A9%E3%83%AB%E3%83%80%E5%86%85%E3%81%AB%E3%81%82%E3%82%8B%E3%82%82%E3%81%AE%E5%85%A8%E3%81%A6%E8%A1%A8%E7%A4%BA\"><\/span>\u30d5\u30a9\u30eb\u30c0\u5185\u306b\u3042\u308b\u3082\u306e\u5168\u3066\u8868\u793a<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<pre><code class=\"language-python\">import glob\n\nfiles = glob.glob(&quot;C:\\Users\\417\\Desktop\\*&quot;) \/\/*\u306f\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\nprint(files)<\/code><\/pre>\n<h3><span class=\"ez-toc-section\" id=\"%E3%83%95%E3%82%A9%E3%83%AB%E3%83%80%E5%86%85%E3%83%86%E3%82%AD%E3%82%B9%E3%83%88%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E4%B8%80%E8%A6%A7%E5%8F%96%E5%BE%97\"><\/span>\u30d5\u30a9\u30eb\u30c0\u5185\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u4e00\u89a7\u53d6\u5f97<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<pre><code class=\"language-python\">import glob\n\nfiles = glob.glob(&quot;C:\\Users\\417\\Desktop\\*.text&quot;) \/\/*\u306f\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\nprint(files)<\/code><\/pre>\n<h2><span class=\"ez-toc-section\" id=\"%E3%83%86%E3%82%AD%E3%82%B9%E3%83%88%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E8%AA%AD%E3%81%BF%E8%BE%BC%E3%81%BF%E3%83%BB%E6%9B%B8%E3%81%8D%E8%BE%BC%E3%81%BF\"><\/span>\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u8aad\u307f\u8fbc\u307f\u30fb\u66f8\u304d\u8fbc\u307f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"MEMO\"><\/span>MEMO<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<pre><code class=\"language-python\"># with\u3060\u3068close\u547c\u3070\u306a\u304f\u3066\u3082\u3044\u3044\u3088\nwith open(&#039;test.txt&#039;) as f:\n    print(f.read())<\/code><\/pre>\n<pre><code class=\"language-python\"># close\u3092\u597d\u304d\u306a\u5834\u6240\u3067\u3067\u304d\u308b\u3088\nf = open(&#039;test.txt&#039;)\nprint(f.read())\nf.close()<\/code><\/pre>\n<h3><span class=\"ez-toc-section\" id=\"%E5%85%A8%E9%83%A8%E8%AA%AD%E3%81%BF%E8%BE%BC%E3%81%BF\"><\/span>\u5168\u90e8\u8aad\u307f\u8fbc\u307f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class='hcb_wrap'>\n<pre class='prism undefined-numbers lang-python' data-lang=\"\"><code>\nwith open('test.txt', encoding='utf-8') as f:\n    result = f.read()\n<\/code><\/pre>\n<\/div>\n<h3><span class=\"ez-toc-section\" id=\"%E8%A1%8C%E5%8D%98%E4%BD%8D%E3%81%A7%E9%85%8D%E5%88%97%E3%81%A8%E3%81%97%E3%81%A6\"><\/span>\u884c\u5358\u4f4d\u3067\u914d\u5217\u3068\u3057\u3066<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class='hcb_wrap'>\n<pre class='prism undefined-numbers lang-python' data-lang=\"\"><code>\nwith open('test.txt', encoding='utf-8') as f:\n    result = f.readlines()\n<\/code><\/pre>\n<\/div>\n<h3><span class=\"ez-toc-section\" id=\"%E8%A1%8C%E5%8D%98%E4%BD%8D%E3%81%A7%E3%80%81%E5%91%BC%E3%81%B6%E3%81%9F%E3%81%B3%E3%81%AB%E6%AC%A1%E3%81%AE%E8%A1%8C\"><\/span>\u884c\u5358\u4f4d\u3067\u3001\u547c\u3076\u305f\u3073\u306b\u6b21\u306e\u884c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class='hcb_wrap'>\n<pre class='prism undefined-numbers lang-python' data-lang=\"\"><code>\nwith open('test.txt') as f:\n    result = f.readline()\n    result = f.readline()\n<\/code><\/pre>\n<\/div>\n<h3><span class=\"ez-toc-section\" id=\"%E6%96%B0%E8%A6%8F%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E4%BD%9C%E6%88%90%E3%80%81%E4%B8%8A%E6%9B%B8%E3%81%8D\"><\/span>\u65b0\u898f\u30d5\u30a1\u30a4\u30eb\u4f5c\u6210\u3001\u4e0a\u66f8\u304d<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class='hcb_wrap'>\n<pre class='prism undefined-numbers lang-python' data-lang=\"\"><code>\nwith open('test.txt', mode='w') as f: # mode='w' \u306f\u66f8\u304d\u8fbc\u307f\u30e2\u30fc\u30c9\n    f.write('\u65b0\u898f\u30d5\u30a1\u30a4\u30eb\u4f5c\u6210 or \u4e0a\u66f8\u304d')\n<\/code><\/pre>\n<\/div>\n<h3><span class=\"ez-toc-section\" id=\"%E6%9C%AB%E5%B0%BE%E3%81%AB%E8%BF%BD%E8%A8%98\"><\/span>\u672b\u5c3e\u306b\u8ffd\u8a18<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class='hcb_wrap'>\n<pre class='prism undefined-numbers lang-python' data-lang=\"\"><code>\nwith open('test.txt', mode='a') as f: # mode='a' \u306f\u8ffd\u8a18\n    f.write('\u672b\u5c3e\u306b\u8ffd\u8a18')\n<\/code><\/pre>\n<\/div>\n<h3><span class=\"ez-toc-section\" id=\"%E3%80%87%E3%80%87%E6%96%87%E5%AD%97%E7%9B%AE%E3%81%AB%E5%85%A5%E3%82%8C%E8%BE%BC%E3%82%80\"><\/span>\u3007\u3007\u6587\u5b57\u76ee\u306b\u5165\u308c\u8fbc\u3080<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class='hcb_wrap'>\n<pre class='prism undefined-numbers lang-python' data-lang=\"\"><code>\nwith open('test.txt', mode='r+') as f: # mode='r+' \u306f\u8aad\u307f\u8fbc\u307f+\u66f8\u304d\u8fbc\u307f\n    f.seek(7)\n    f.write('7\u6587\u5b57\u76ee\u306b\u5165\u308c\u8fbc\u3080')\n<\/code><\/pre>\n<\/div>\n<h3><span class=\"ez-toc-section\" id=\"%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E3%81%AE%E5%90%8D%E5%89%8D%E5%A4%89%E6%9B%B4%E3%80%81%E5%A0%B4%E6%89%80%E3%81%AE%E7%A7%BB%E5%8B%95\"><\/span>\u30d5\u30a1\u30a4\u30eb\u306e\u540d\u524d\u5909\u66f4\u3001\u5834\u6240\u306e\u79fb\u52d5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class='hcb_wrap'>\n<pre class='prism undefined-numbers lang-python' data-lang=\"\"><code>\nimport os\nos.rename('test.txt', 'folder\/test2.txt')\n<\/code><\/pre>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"%E9%96%A2%E9%80%A3%E3%82%A8%E3%83%A9%E3%83%BC\"><\/span>\u95a2\u9023\u30a8\u30e9\u30fc<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Non-UTF-8_code_starting_with\"><\/span>Non-UTF-8 code starting with~~<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u539f\u56e0 : py\u30d5\u30a1\u30a4\u30eb\u304cUTF-8\u3067\u4fdd\u5b58\u3055\u308c\u3066\u3044\u306a\u3044<\/p>\n<h3>UnicodeDecodeError: 'cp932' codec can't decode~~<\/h3>\n<p>\u539f\u56e0 : cp932(sift-jis)\u3068\u3057\u3066\u8aad\u307f\u8fbc\u3082\u3046\u3068\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u5f62\u5f0f\u3092\u6307\u5b9a\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<div class='hcb_wrap'>\n<pre class='prism undefined-numbers lang-python' data-lang=\"\"><code>\nopen('test.txt', encoding='utf-8')\n<\/code><\/pre>\n<\/div>\n<p><a href=\"\/\/af.moshimo.com\/af\/c\/click?a_id=2261018&p_id=2520&pc_id=5570&pl_id=32575&guid=ON\" rel=\"nofollow\"><img loading=\"lazy\" decoding=\"async\" src=\"\/\/image.moshimo.com\/af-img\/1916\/000000032575.png\" width=\"300\" height=\"300\" style=\"border:none;\"><\/a><img loading=\"lazy\" decoding=\"async\" src=\"\/\/i.moshimo.com\/af\/i\/impression?a_id=2261018&p_id=2520&pc_id=5570&pl_id=32575\" width=\"1\" height=\"1\" style=\"border:none;\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u76ee\u6b21 \u30d5\u30a1\u30a4\u30eb\u306e\u5b58\u5728\u78ba\u8a8d\u30d5\u30a1\u30a4\u30eb\u3082\u3057\u304f\u306f\u30d5\u30a9\u30eb\u30c0\u306e\u5b58\u5728\u78ba\u8a8d\u30d5\u30a1\u30a4\u30eb\u3060\u3051\u306e\u5b58\u5728\u78ba\u8a8d\u30d5\u30a9\u30eb\u30c0\u3060\u3051\u306e\u5b58\u5728\u78ba\u8a8d\u30d5\u30a9\u30eb\u30c0\u5185\u4e00\u89a7\u8868\u793a\u30d5\u30a9\u30eb\u30c0\u5185\u306b\u3042\u308b\u3082\u306e\u5168\u3066\u8868\u793a\u30d5\u30a9\u30eb\u30c0\u5185\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u4e00\u89a7\u53d6\u5f97\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u8aad\u307f\u8fbc\u307f\u30fb\u66f8\u304d\u8fbc\u307fME &#8230; <\/p>\n","protected":false},"author":1,"featured_media":371,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14,8],"tags":[],"class_list":{"0":"post-365","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-python","8":"category-pg"},"_links":{"self":[{"href":"https:\/\/417.run\/wp-json\/wp\/v2\/posts\/365"}],"collection":[{"href":"https:\/\/417.run\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/417.run\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/417.run\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/417.run\/wp-json\/wp\/v2\/comments?post=365"}],"version-history":[{"count":23,"href":"https:\/\/417.run\/wp-json\/wp\/v2\/posts\/365\/revisions"}],"predecessor-version":[{"id":3868,"href":"https:\/\/417.run\/wp-json\/wp\/v2\/posts\/365\/revisions\/3868"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/417.run\/wp-json\/wp\/v2\/media\/371"}],"wp:attachment":[{"href":"https:\/\/417.run\/wp-json\/wp\/v2\/media?parent=365"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/417.run\/wp-json\/wp\/v2\/categories?post=365"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/417.run\/wp-json\/wp\/v2\/tags?post=365"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}