{"id":2893,"date":"2024-11-16T20:35:42","date_gmt":"2024-11-16T12:35:42","guid":{"rendered":"http:\/\/viplao.com\/?p=2893"},"modified":"2024-11-16T20:35:47","modified_gmt":"2024-11-16T12:35:47","slug":"python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8","status":"publish","type":"post","link":"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/","title":{"rendered":"PYTHON\u57fa\u7840\u6280\u80fd \u2013\u00a0Python\u9ad8\u624b\u4e0d\u53ef\u4e0d\u77e5\u768412\u4e2a\u6587\u4ef6\u5904\u7406\u7a8d\u95e8"},"content":{"rendered":"\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_71 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u6587\u7ae0\u76ee\u5f55<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#%E5%BC%95%E8%A8%80\" title=\"\u5f15\u8a00\">\u5f15\u8a00<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#1_%E6%89%93%E5%BC%80%E6%96%87%E4%BB%B6%E7%9A%84%E5%9F%BA%E7%A1%80%E6%96%B9%E6%B3%95\" title=\"1. \u6253\u5f00\u6587\u4ef6\u7684\u57fa\u7840\u65b9\u6cd5\">1. \u6253\u5f00\u6587\u4ef6\u7684\u57fa\u7840\u65b9\u6cd5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#2_%E4%BD%BF%E7%94%A8_with_%E8%AF%AD%E5%8F%A5%E8%87%AA%E5%8A%A8%E7%AE%A1%E7%90%86%E6%96%87%E4%BB%B6\" title=\"2. \u4f7f\u7528 with \u8bed\u53e5\u81ea\u52a8\u7ba1\u7406\u6587\u4ef6\">2. \u4f7f\u7528 with \u8bed\u53e5\u81ea\u52a8\u7ba1\u7406\u6587\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#3_%E9%80%90%E8%A1%8C%E8%AF%BB%E5%8F%96%E6%96%87%E4%BB%B6\" title=\"3. \u9010\u884c\u8bfb\u53d6\u6587\u4ef6\">3. \u9010\u884c\u8bfb\u53d6\u6587\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#4_%E5%86%99%E5%85%A5%E6%96%87%E4%BB%B6\" title=\"4. \u5199\u5165\u6587\u4ef6\">4. \u5199\u5165\u6587\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#5_%E8%BF%BD%E5%8A%A0%E5%86%85%E5%AE%B9%E5%88%B0%E6%96%87%E4%BB%B6\" title=\"5. \u8ffd\u52a0\u5185\u5bb9\u5230\u6587\u4ef6\">5. \u8ffd\u52a0\u5185\u5bb9\u5230\u6587\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#6_%E8%AF%BB%E5%8F%96%E4%BA%8C%E8%BF%9B%E5%88%B6%E6%96%87%E4%BB%B6\" title=\"6. \u8bfb\u53d6\u4e8c\u8fdb\u5236\u6587\u4ef6\">6. \u8bfb\u53d6\u4e8c\u8fdb\u5236\u6587\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#7_%E4%BD%BF%E7%94%A8_os_%E6%A8%A1%E5%9D%97%E6%A3%80%E6%9F%A5%E6%96%87%E4%BB%B6%E6%98%AF%E5%90%A6%E5%AD%98%E5%9C%A8\" title=\"7. \u4f7f\u7528 os \u6a21\u5757\u68c0\u67e5\u6587\u4ef6\u662f\u5426\u5b58\u5728\">7. \u4f7f\u7528 os \u6a21\u5757\u68c0\u67e5\u6587\u4ef6\u662f\u5426\u5b58\u5728<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#8_%E9%87%8D%E5%91%BD%E5%90%8D%E6%96%87%E4%BB%B6\" title=\"8. \u91cd\u547d\u540d\u6587\u4ef6\">8. \u91cd\u547d\u540d\u6587\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#9_%E5%88%A0%E9%99%A4%E6%96%87%E4%BB%B6\" title=\"9. \u5220\u9664\u6587\u4ef6\">9. \u5220\u9664\u6587\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#10_%E5%88%97%E5%87%BA%E7%9B%AE%E5%BD%95%E4%B8%8B%E7%9A%84%E6%89%80%E6%9C%89%E6%96%87%E4%BB%B6\" title=\"10. \u5217\u51fa\u76ee\u5f55\u4e0b\u7684\u6240\u6709\u6587\u4ef6\">10. \u5217\u51fa\u76ee\u5f55\u4e0b\u7684\u6240\u6709\u6587\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#11_%E5%A4%84%E7%90%86_CSV_%E6%96%87%E4%BB%B6\" title=\"11. \u5904\u7406 CSV \u6587\u4ef6\">11. \u5904\u7406 CSV \u6587\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#%E8%AF%BB%E5%8F%96_CSV_%E6%96%87%E4%BB%B6\" title=\"\u8bfb\u53d6 CSV \u6587\u4ef6\">\u8bfb\u53d6 CSV \u6587\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#%E5%86%99%E5%85%A5_CSV_%E6%96%87%E4%BB%B6\" title=\"\u5199\u5165 CSV \u6587\u4ef6\">\u5199\u5165 CSV \u6587\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#12_%E4%BD%BF%E7%94%A8_pandas_%E5%A4%84%E7%90%86_CSV_%E6%96%87%E4%BB%B6\" title=\"12. \u4f7f\u7528 pandas \u5904\u7406 CSV \u6587\u4ef6\">12. \u4f7f\u7528 pandas \u5904\u7406 CSV \u6587\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#%E8%AF%BB%E5%8F%96_CSV_%E6%96%87%E4%BB%B6-2\" title=\"\u8bfb\u53d6 CSV \u6587\u4ef6\">\u8bfb\u53d6 CSV \u6587\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#%E5%86%99%E5%85%A5_CSV_%E6%96%87%E4%BB%B6-2\" title=\"\u5199\u5165 CSV \u6587\u4ef6\">\u5199\u5165 CSV \u6587\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#%E5%AE%9E%E6%88%98%E6%A1%88%E4%BE%8B%EF%BC%9A%E5%88%86%E6%9E%90%E9%94%80%E5%94%AE%E6%95%B0%E6%8D%AE\" title=\"\u5b9e\u6218\u6848\u4f8b\uff1a\u5206\u6790\u9500\u552e\u6570\u636e\">\u5b9e\u6218\u6848\u4f8b\uff1a\u5206\u6790\u9500\u552e\u6570\u636e<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84\" title=\"\u6570\u636e\u7ed3\u6784\">\u6570\u636e\u7ed3\u6784<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#%E8%AF%BB%E5%8F%96%E5%B9%B6%E5%88%86%E6%9E%90%E6%95%B0%E6%8D%AE\" title=\"\u8bfb\u53d6\u5e76\u5206\u6790\u6570\u636e\">\u8bfb\u53d6\u5e76\u5206\u6790\u6570\u636e<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#%E8%BE%93%E5%87%BA%E7%BB%93%E6%9E%9C\" title=\"\u8f93\u51fa\u7ed3\u679c\">\u8f93\u51fa\u7ed3\u679c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/#%E6%80%BB%E7%BB%93\" title=\"\u603b\u7ed3\">\u603b\u7ed3<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%BC%95%E8%A8%80\"><\/span><strong>\u5f15\u8a00<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5728 Python \u4e2d\uff0c\u6587\u4ef6\u64cd\u4f5c\u662f\u4e00\u9879\u57fa\u672c\u6280\u80fd\uff0c\u65e0\u8bba\u662f\u7b80\u5355\u7684\u6587\u672c\u6587\u4ef6\u8fd8\u662f\u590d\u6742\u7684 CSV \u6570\u636e\u6587\u4ef6\uff0c\u90fd\u9700\u8981\u638c\u63e1\u6b63\u786e\u7684\u6253\u5f00\u3001\u8bfb\u53d6\u3001\u5199\u5165\u4ee5\u53ca\u5173\u95ed\u6587\u4ef6\u7684\u65b9\u6cd5\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528 Python \u8fdb\u884c\u5404\u79cd\u6587\u4ef6\u64cd\u4f5c\uff0c\u5e76\u63d0\u4f9b\u4e00\u4e9b\u5b9e\u7528\u7684\u6280\u5de7\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_%E6%89%93%E5%BC%80%E6%96%87%E4%BB%B6%E7%9A%84%E5%9F%BA%E7%A1%80%E6%96%B9%E6%B3%95\"><\/span><strong>1. \u6253\u5f00\u6587\u4ef6\u7684\u57fa\u7840\u65b9\u6cd5<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5728 Python \u4e2d\uff0c\u6253\u5f00\u6587\u4ef6\u6700\u57fa\u7840\u7684\u65b9\u6cd5\u662f\u4f7f\u7528 <code>open()<\/code> \u51fd\u6570\u3002\u8fd9\u4e2a\u51fd\u6570\u53ef\u4ee5\u8ba9\u4f60\u8bfb\u53d6\u6216\u5199\u5165\u6587\u4ef6\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><em>#&nbsp;\u6253\u5f00\u4e00\u4e2a\u6587\u4ef6\u7528\u4e8e\u8bfb\u53d6<\/em><br>file&nbsp;=&nbsp;open('example.txt',&nbsp;'r')<br><br><em>#&nbsp;\u8bfb\u53d6\u6587\u4ef6\u5168\u90e8\u5185\u5bb9<\/em><br>content&nbsp;=&nbsp;file.read()<br><br><em>#&nbsp;\u5173\u95ed\u6587\u4ef6<\/em><br>file.close()<br>print(content)<\/code><\/pre>\n\n\n\n<p><strong>\u6ce8\u610f<\/strong>\uff1a\u6bcf\u6b21\u64cd\u4f5c\u5b8c\u6587\u4ef6\u540e\u8bb0\u5f97\u5173\u95ed\u5b83\u3002\u5982\u679c\u5fd8\u8bb0\u5173\u95ed\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6570\u636e\u4e22\u5931\u6216\u5176\u4ed6\u95ee\u9898\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_%E4%BD%BF%E7%94%A8_with_%E8%AF%AD%E5%8F%A5%E8%87%AA%E5%8A%A8%E7%AE%A1%E7%90%86%E6%96%87%E4%BB%B6\"><\/span><strong>2. \u4f7f\u7528 <code>with<\/code> \u8bed\u53e5\u81ea\u52a8\u7ba1\u7406\u6587\u4ef6<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u4f7f\u7528 <code>with<\/code> \u8bed\u53e5\u53ef\u4ee5\u907f\u514d\u5fd8\u8bb0\u5173\u95ed\u6587\u4ef6\u7684\u95ee\u9898\u3002\u5b83\u4f1a\u5728\u4ee3\u7801\u5757\u6267\u884c\u5b8c\u6bd5\u540e\u81ea\u52a8\u5173\u95ed\u6587\u4ef6\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><em>#&nbsp;\u4f7f\u7528&nbsp;with&nbsp;\u8bed\u53e5\u6253\u5f00\u6587\u4ef6<\/em><br>with&nbsp;open('example.txt',&nbsp;'r')&nbsp;as&nbsp;file:<br>&nbsp;&nbsp;&nbsp;&nbsp;content&nbsp;=&nbsp;file.read()<br>print(content)<\/code><\/pre>\n\n\n\n<p><strong>\u597d\u5904<\/strong>\uff1a\u4ee3\u7801\u66f4\u7b80\u6d01\uff0c\u4e0d\u9700\u8981\u624b\u52a8\u5173\u95ed\u6587\u4ef6\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_%E9%80%90%E8%A1%8C%E8%AF%BB%E5%8F%96%E6%96%87%E4%BB%B6\"><\/span><strong>3. \u9010\u884c\u8bfb\u53d6\u6587\u4ef6<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5982\u679c\u4f60\u5904\u7406\u7684\u662f\u5927\u6587\u4ef6\uff0c\u4e00\u6b21\u6027\u8bfb\u53d6\u6240\u6709\u5185\u5bb9\u53ef\u80fd\u4f1a\u6d88\u8017\u5927\u91cf\u5185\u5b58\u3002\u8fd9\u65f6\u53ef\u4ee5\u9009\u62e9\u9010\u884c\u8bfb\u53d6\u6587\u4ef6\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>with&nbsp;open('large_file.txt',&nbsp;'r')&nbsp;as&nbsp;file:<br>&nbsp;&nbsp;&nbsp;&nbsp;for&nbsp;line&nbsp;in&nbsp;file:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>#&nbsp;\u6bcf\u6b21\u53ea\u5904\u7406\u4e00\u884c<\/em><br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;print(line.strip())<\/code><\/pre>\n\n\n\n<p><strong>\u5c0f\u8d34\u58eb<\/strong>\uff1a\u4f7f\u7528 <code>strip()<\/code> \u65b9\u6cd5\u53bb\u9664\u884c\u672b\u7684\u6362\u884c\u7b26\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_%E5%86%99%E5%85%A5%E6%96%87%E4%BB%B6\"><\/span><strong>4. \u5199\u5165\u6587\u4ef6<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5411\u6587\u4ef6\u4e2d\u5199\u5165\u5185\u5bb9\u4e5f\u5f88\u7b80\u5355\u3002\u53ea\u9700\u8981\u5c06\u6a21\u5f0f\u53c2\u6570\u8bbe\u7f6e\u4e3a <code>'w'<\/code> \u5373\u53ef\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>with&nbsp;open('output.txt',&nbsp;'w')&nbsp;as&nbsp;file:<br>&nbsp;&nbsp;&nbsp;&nbsp;file.write('Hello,&nbsp;world!\\n')<br>&nbsp;&nbsp;&nbsp;&nbsp;file.write('This&nbsp;is&nbsp;a&nbsp;test.\\n')<\/code><\/pre>\n\n\n\n<p><strong>\u6ce8\u610f<\/strong>\uff1a\u4f7f\u7528 <code>'w'<\/code> \u6a21\u5f0f\u4f1a\u8986\u76d6\u5df2\u5b58\u5728\u7684\u6587\u4ef6\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_%E8%BF%BD%E5%8A%A0%E5%86%85%E5%AE%B9%E5%88%B0%E6%96%87%E4%BB%B6\"><\/span><strong>5. \u8ffd\u52a0\u5185\u5bb9\u5230\u6587\u4ef6<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5982\u679c\u60f3\u5728\u73b0\u6709\u6587\u4ef6\u672b\u5c3e\u6dfb\u52a0\u5185\u5bb9\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>'a'<\/code> \u6a21\u5f0f\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>with&nbsp;open('output.txt',&nbsp;'a')&nbsp;as&nbsp;file:<br>&nbsp;&nbsp;&nbsp;&nbsp;file.write('New&nbsp;line&nbsp;added.\\n')<\/code><\/pre>\n\n\n\n<p><strong>\u597d\u5904<\/strong>\uff1a\u4e0d\u4f1a\u8986\u76d6\u539f\u6709\u5185\u5bb9\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"6_%E8%AF%BB%E5%8F%96%E4%BA%8C%E8%BF%9B%E5%88%B6%E6%96%87%E4%BB%B6\"><\/span><strong>6. \u8bfb\u53d6\u4e8c\u8fdb\u5236\u6587\u4ef6<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5bf9\u4e8e\u56fe\u7247\u3001\u97f3\u9891\u7b49\u975e\u6587\u672c\u6587\u4ef6\uff0c\u9700\u8981\u4ee5\u4e8c\u8fdb\u5236\u6a21\u5f0f\u6253\u5f00\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><em>#&nbsp;\u8bfb\u53d6\u56fe\u7247\u6587\u4ef6<\/em><br>with&nbsp;open('image.jpg',&nbsp;'rb')&nbsp;as&nbsp;file:<br>&nbsp;&nbsp;&nbsp;&nbsp;image_data&nbsp;=&nbsp;file.read()<br><br><em>#&nbsp;\u5c06\u56fe\u7247\u6570\u636e\u5199\u5165\u65b0\u6587\u4ef6<\/em><br>with&nbsp;open('new_image.jpg',&nbsp;'wb')&nbsp;as&nbsp;file:<br>&nbsp;&nbsp;&nbsp;&nbsp;file.write(image_data)<\/code><\/pre>\n\n\n\n<p><strong>\u5c0f\u6280\u5de7<\/strong>\uff1a<code>'rb'<\/code> \u548c <code>'wb'<\/code> \u5206\u522b\u8868\u793a\u8bfb\u53d6\u548c\u5199\u5165\u4e8c\u8fdb\u5236\u6587\u4ef6\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"7_%E4%BD%BF%E7%94%A8_os_%E6%A8%A1%E5%9D%97%E6%A3%80%E6%9F%A5%E6%96%87%E4%BB%B6%E6%98%AF%E5%90%A6%E5%AD%98%E5%9C%A8\"><\/span><strong>7. \u4f7f\u7528 <code>os<\/code> \u6a21\u5757\u68c0\u67e5\u6587\u4ef6\u662f\u5426\u5b58\u5728<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5728\u5904\u7406\u6587\u4ef6\u524d\uff0c\u6700\u597d\u5148\u68c0\u67e5\u4e00\u4e0b\u6587\u4ef6\u662f\u5426\u5b58\u5728\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import&nbsp;os<br><br>if&nbsp;os.path.exists('example.txt'):<br>&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u6587\u4ef6\u5b58\u5728\")<br>else:<br>&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u6587\u4ef6\u4e0d\u5b58\u5728\")<\/code><\/pre>\n\n\n\n<p><strong>\u63d0\u793a<\/strong>\uff1a\u8fd9\u6837\u53ef\u4ee5\u907f\u514d\u56e0\u4e3a\u627e\u4e0d\u5230\u6587\u4ef6\u800c\u629b\u51fa\u5f02\u5e38\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"8_%E9%87%8D%E5%91%BD%E5%90%8D%E6%96%87%E4%BB%B6\"><\/span><strong>8. \u91cd\u547d\u540d\u6587\u4ef6<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u6709\u65f6\u5019\u9700\u8981\u7ed9\u6587\u4ef6\u6362\u4e2a\u540d\u5b57\uff0c\u8fd9\u53ef\u4ee5\u901a\u8fc7 <code>os.rename()<\/code> \u5b9e\u73b0\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import&nbsp;os<br><br>os.rename('old_name.txt',&nbsp;'new_name.txt')<\/code><\/pre>\n\n\n\n<p><strong>\u6ce8\u610f<\/strong>\uff1a\u5982\u679c\u76ee\u6807\u6587\u4ef6\u540d\u5df2\u7ecf\u5b58\u5728\uff0c\u4f1a\u88ab\u8986\u76d6\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"9_%E5%88%A0%E9%99%A4%E6%96%87%E4%BB%B6\"><\/span><strong>9. \u5220\u9664\u6587\u4ef6<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u4e0d\u518d\u9700\u8981\u67d0\u4e2a\u6587\u4ef6\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>os.remove()<\/code> \u5220\u9664\u5b83\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import&nbsp;os<br><br>os.remove('unwanted_file.txt')<\/code><\/pre>\n\n\n\n<p><strong>\u8b66\u544a<\/strong>\uff1a\u5220\u9664\u64cd\u4f5c\u4e0d\u53ef\u9006\uff0c\u8bf7\u8c28\u614e\u4f7f\u7528\uff01<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"10_%E5%88%97%E5%87%BA%E7%9B%AE%E5%BD%95%E4%B8%8B%E7%9A%84%E6%89%80%E6%9C%89%E6%96%87%E4%BB%B6\"><\/span><strong>10. \u5217\u51fa\u76ee\u5f55\u4e0b\u7684\u6240\u6709\u6587\u4ef6<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u7ecf\u5e38\u9700\u8981\u67e5\u770b\u67d0\u4e2a\u76ee\u5f55\u4e0b\u6709\u54ea\u4e9b\u6587\u4ef6\uff0c\u53ef\u4ee5\u7528 <code>os.listdir()<\/code> \u6765\u5b9e\u73b0\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import&nbsp;os<br><br>files&nbsp;=&nbsp;os.listdir('.')<br>for&nbsp;file&nbsp;in&nbsp;files:<br>&nbsp;&nbsp;&nbsp;&nbsp;print(file)<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"11_%E5%A4%84%E7%90%86_CSV_%E6%96%87%E4%BB%B6\"><\/span><strong>11. \u5904\u7406 CSV \u6587\u4ef6<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>CSV\uff08\u9017\u53f7\u5206\u9694\u503c\uff09\u6587\u4ef6\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u6570\u636e\u5b58\u50a8\u683c\u5f0f\u3002Python \u63d0\u4f9b\u4e86\u5185\u7f6e\u7684 <code>csv<\/code> \u6a21\u5757\u6765\u5904\u7406\u8fd9\u4e9b\u6587\u4ef6\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E8%AF%BB%E5%8F%96_CSV_%E6%96%87%E4%BB%B6\"><\/span><strong>\u8bfb\u53d6 CSV \u6587\u4ef6<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>import&nbsp;csv<br><br><em>#&nbsp;\u6253\u5f00&nbsp;CSV&nbsp;\u6587\u4ef6<\/em><br>with&nbsp;open('data.csv',&nbsp;'r')&nbsp;as&nbsp;file:<br>&nbsp;&nbsp;&nbsp;&nbsp;reader&nbsp;=&nbsp;csv.reader(file)<br>&nbsp;&nbsp;&nbsp;&nbsp;for&nbsp;row&nbsp;in&nbsp;reader:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;print(row)<\/code><\/pre>\n\n\n\n<p><strong>\u89e3\u91ca<\/strong>\uff1a<\/p>\n\n\n\n<ul>\n<li><code>csv.reader(file)<\/code> \u521b\u5efa\u4e00\u4e2a CSV \u8bfb\u53d6\u5668\u5bf9\u8c61\u3002<\/li>\n\n\n\n<li>\u6bcf\u884c\u6570\u636e\u4f5c\u4e3a\u4e00\u4e2a\u5217\u8868\u8fd4\u56de\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%86%99%E5%85%A5_CSV_%E6%96%87%E4%BB%B6\"><\/span><strong>\u5199\u5165 CSV \u6587\u4ef6<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>import&nbsp;csv<br><br><em>#&nbsp;\u6253\u5f00&nbsp;CSV&nbsp;\u6587\u4ef6\u5e76\u5199\u5165\u6570\u636e<\/em><br>with&nbsp;open('output.csv',&nbsp;'w',&nbsp;newline='')&nbsp;as&nbsp;file:<br>&nbsp;&nbsp;&nbsp;&nbsp;writer&nbsp;=&nbsp;csv.writer(file)<br>&nbsp;&nbsp;&nbsp;&nbsp;writer.writerow(&#91;'Name',&nbsp;'Age',&nbsp;'City'])<br>&nbsp;&nbsp;&nbsp;&nbsp;writer.writerow(&#91;'Alice',&nbsp;'25',&nbsp;'New&nbsp;York'])<br>&nbsp;&nbsp;&nbsp;&nbsp;writer.writerow(&#91;'Bob',&nbsp;'30',&nbsp;'Los&nbsp;Angeles'])<\/code><\/pre>\n\n\n\n<p><strong>\u89e3\u91ca<\/strong>\uff1a<\/p>\n\n\n\n<ul>\n<li><code>csv.writer(file)<\/code> \u521b\u5efa\u4e00\u4e2a CSV \u5199\u5165\u5668\u5bf9\u8c61\u3002<\/li>\n\n\n\n<li><code>writerow()<\/code> \u65b9\u6cd5\u7528\u4e8e\u5199\u5165\u5355\u884c\u6570\u636e\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"12_%E4%BD%BF%E7%94%A8_pandas_%E5%A4%84%E7%90%86_CSV_%E6%96%87%E4%BB%B6\"><\/span><strong>12. \u4f7f\u7528 <code>pandas<\/code> \u5904\u7406 CSV \u6587\u4ef6<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><code>pandas<\/code> \u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u6570\u636e\u5206\u6790\u5e93\uff0c\u975e\u5e38\u9002\u5408\u5904\u7406\u5927\u578b CSV \u6587\u4ef6\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E8%AF%BB%E5%8F%96_CSV_%E6%96%87%E4%BB%B6-2\"><\/span><strong>\u8bfb\u53d6 CSV \u6587\u4ef6<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>import&nbsp;pandas&nbsp;as&nbsp;pd<br><br><em>#&nbsp;\u8bfb\u53d6&nbsp;CSV&nbsp;\u6587\u4ef6<\/em><br>df&nbsp;=&nbsp;pd.read_csv('data.csv')<br>print(df.head())&nbsp;&nbsp;<em>#&nbsp;\u663e\u793a\u524d\u51e0\u884c\u6570\u636e<\/em><\/code><\/pre>\n\n\n\n<p><strong>\u89e3\u91ca<\/strong>\uff1a<\/p>\n\n\n\n<ul>\n<li><code>pd.read_csv()<\/code> \u7528\u4e8e\u8bfb\u53d6 CSV \u6587\u4ef6\u5e76\u8f6c\u6362\u6210 DataFrame \u5bf9\u8c61\u3002<\/li>\n\n\n\n<li><code>head()<\/code> \u65b9\u6cd5\u663e\u793a DataFrame \u7684\u524d\u51e0\u884c\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%86%99%E5%85%A5_CSV_%E6%96%87%E4%BB%B6-2\"><\/span><strong>\u5199\u5165 CSV \u6587\u4ef6<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>import&nbsp;pandas&nbsp;as&nbsp;pd<br><br><em>#&nbsp;\u521b\u5efa&nbsp;DataFrame<\/em><br>data&nbsp;=&nbsp;{'Name':&nbsp;&#91;'Alice',&nbsp;'Bob'],<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'Age':&nbsp;&#91;25,&nbsp;30],<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'City':&nbsp;&#91;'New&nbsp;York',&nbsp;'Los&nbsp;Angeles']}<br>df&nbsp;=&nbsp;pd.DataFrame(data)<br><br><em>#&nbsp;\u5199\u5165&nbsp;CSV&nbsp;\u6587\u4ef6<\/em><br>df.to_csv('output.csv',&nbsp;index=False)<\/code><\/pre>\n\n\n\n<p><strong>\u89e3\u91ca<\/strong>\uff1a<\/p>\n\n\n\n<ul>\n<li><code>pd.DataFrame(data)<\/code> \u521b\u5efa\u4e00\u4e2a DataFrame \u5bf9\u8c61\u3002<\/li>\n\n\n\n<li><code>to_csv()<\/code> \u65b9\u6cd5\u5c06 DataFrame \u5199\u5165 CSV \u6587\u4ef6\u3002<\/li>\n\n\n\n<li><code>index=False<\/code> \u53c2\u6570\u8868\u793a\u4e0d\u5199\u5165\u7d22\u5f15\u5217\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%AE%9E%E6%88%98%E6%A1%88%E4%BE%8B%EF%BC%9A%E5%88%86%E6%9E%90%E9%94%80%E5%94%AE%E6%95%B0%E6%8D%AE\"><\/span><strong>\u5b9e\u6218\u6848\u4f8b\uff1a\u5206\u6790\u9500\u552e\u6570\u636e<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5047\u8bbe\u4f60\u6709\u4e00\u4e2a\u540d\u4e3a <code>sales_data.csv<\/code> \u7684\u6587\u4ef6\uff0c\u5176\u4e2d\u5305\u542b\u516c\u53f8\u7684\u9500\u552e\u8bb0\u5f55\u3002\u6211\u4eec\u5c06\u4f7f\u7528 Python \u6765\u5206\u6790\u8fd9\u4e9b\u6570\u636e\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84\"><\/span><strong>\u6570\u636e\u7ed3\u6784<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>OrderID,Product,Quantity,Price\n1001,Apple,10,2.50\n1002,Banana,5,1.00\n1003,Orange,7,1.50\n...\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E8%AF%BB%E5%8F%96%E5%B9%B6%E5%88%86%E6%9E%90%E6%95%B0%E6%8D%AE\"><\/span><strong>\u8bfb\u53d6\u5e76\u5206\u6790\u6570\u636e<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>import&nbsp;pandas&nbsp;as&nbsp;pd<br><br><em>#&nbsp;\u8bfb\u53d6&nbsp;CSV&nbsp;\u6587\u4ef6<\/em><br>df&nbsp;=&nbsp;pd.read_csv('sales_data.csv')<br><br><em>#&nbsp;\u8ba1\u7b97\u603b\u9500\u552e\u989d<\/em><br>total_sales&nbsp;=&nbsp;(df&#91;'Quantity']&nbsp;*&nbsp;df&#91;'Price']).sum()<br>print(f\"Total&nbsp;Sales:&nbsp;${total_sales:.2f}\")<br><br><em>#&nbsp;\u67e5\u627e\u9500\u552e\u91cf\u6700\u9ad8\u7684\u4ea7\u54c1<\/em><br>top_product&nbsp;=&nbsp;df.groupby('Product')&#91;'Quantity'].sum().idxmax()<br>print(f\"Top&nbsp;Product:&nbsp;{top_product}\")<br><br><em>#&nbsp;\u8ba1\u7b97\u5e73\u5747\u4ef7\u683c<\/em><br>avg_price&nbsp;=&nbsp;df&#91;'Price'].mean()<br>print(f\"Average&nbsp;Price:&nbsp;${avg_price:.2f}\")<\/code><\/pre>\n\n\n\n<p><strong>\u89e3\u91ca<\/strong>\uff1a<\/p>\n\n\n\n<ul>\n<li><code>df['Quantity'] * df['Price']<\/code> \u8ba1\u7b97\u6bcf\u884c\u7684\u9500\u552e\u989d\u3002<\/li>\n\n\n\n<li><code>.sum()<\/code> \u8ba1\u7b97\u603b\u9500\u552e\u989d\u3002<\/li>\n\n\n\n<li><code>groupby()<\/code> \u548c <code>idxmax()<\/code> \u65b9\u6cd5\u627e\u51fa\u9500\u552e\u91cf\u6700\u9ad8\u7684\u4ea7\u54c1\u3002<\/li>\n\n\n\n<li><code>mean()<\/code> \u8ba1\u7b97\u5e73\u5747\u4ef7\u683c\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E8%BE%93%E5%87%BA%E7%BB%93%E6%9E%9C\"><\/span><strong>\u8f93\u51fa\u7ed3\u679c<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>Total Sales: $2500.00\nTop Product: Apple\nAverage Price: $1.67\n<\/code><\/pre>\n\n\n\n<p>\u901a\u8fc7\u4e0a\u8ff0\u6b65\u9aa4\uff0c\u6211\u4eec\u53ef\u4ee5\u5feb\u901f\u5730\u5206\u6790\u9500\u552e\u6570\u636e\uff0c\u5e76\u5f97\u51fa\u6709\u7528\u7684\u7ed3\u8bba\u3002\u8fd9\u5bf9\u4e8e\u4e1a\u52a1\u51b3\u7b56\u975e\u5e38\u6709\u5e2e\u52a9\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E6%80%BB%E7%BB%93\"><\/span><strong>\u603b\u7ed3<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u672c\u6587\u4ecb\u7ecd\u4e86\u5982\u4f55\u5728 Python \u4e2d\u8fdb\u884c\u57fa\u672c\u7684\u6587\u4ef6\u64cd\u4f5c\uff0c\u5305\u62ec\u6253\u5f00\u3001\u8bfb\u53d6\u3001\u5199\u5165\u548c\u5173\u95ed\u6587\u4ef6\uff0c\u5e76\u4e14\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528 <code>csv<\/code> \u6a21\u5757\u548c <code>pandas<\/code> \u5e93\u6765\u5904\u7406 CSV \u6587\u4ef6\u3002\u6700\u540e\u901a\u8fc7\u4e00\u4e2a\u5b9e\u6218\u6848\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u5229\u7528 Python \u5206\u6790\u9500\u552e\u6570\u636e\uff0c\u63d0\u4f9b\u4e86\u4ece\u6570\u636e\u8bfb\u53d6\u5230\u5206\u6790\u7684\u4e00\u6574\u5957\u89e3\u51b3\u65b9\u6848\u3002\u8fd9\u4e9b\u77e5\u8bc6\u5bf9\u4e8e\u4efb\u4f55\u5e0c\u671b\u63d0\u9ad8\u6570\u636e\u5904\u7406\u80fd\u529b\u7684 Python \u5f00\u53d1\u8005\u6765\u8bf4\u90fd\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f15\u8a00 \u5728 Python \u4e2d\uff0c\u6587\u4ef6\u64cd\u4f5c\u662f\u4e00\u9879\u57fa\u672c\u6280\u80fd\uff0c\u65e0\u8bba\u662f\u7b80\u5355\u7684\u6587\u672c\u6587\u4ef6\u8fd8\u662f\u590d\u6742\u7684 CSV \u6570\u636e\u6587\u4ef6&hellip; <a href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e9%ab%98%e6%89%8b%e4%b8%8d%e5%8f%af%e4%b8%8d%e7%9f%a5%e7%9a%8412%e4%b8%aa%e6%96%87%e4%bb%b6%e5%a4%84%e7%90%86%e7%aa%8d%e9%97%a8\/\" class=\"more-link read-more\" rel=\"bookmark\">\u7ee7\u7eed\u9605\u8bfb <span class=\"screen-reader-text\">PYTHON\u57fa\u7840\u6280\u80fd \u2013\u00a0Python\u9ad8\u624b\u4e0d\u53ef\u4e0d\u77e5\u768412\u4e2a\u6587\u4ef6\u5904\u7406\u7a8d\u95e8<\/span><i class=\"fa fa-arrow-right\"><\/i><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[28],"views":870,"_links":{"self":[{"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/posts\/2893"}],"collection":[{"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/comments?post=2893"}],"version-history":[{"count":1,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/posts\/2893\/revisions"}],"predecessor-version":[{"id":2894,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/posts\/2893\/revisions\/2894"}],"wp:attachment":[{"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/media?parent=2893"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/categories?post=2893"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/tags?post=2893"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}