{"id":795,"date":"2024-10-06T07:20:38","date_gmt":"2024-10-06T07:20:38","guid":{"rendered":"https:\/\/blue16.cn\/?p=795"},"modified":"2024-10-06T08:21:28","modified_gmt":"2024-10-06T08:21:28","slug":"python%e6%95%b0%e6%8d%ae%e5%a4%84%e7%90%86","status":"publish","type":"post","link":"https:\/\/blue16.cn\/index.php\/2024\/10\/06\/795\/","title":{"rendered":"Python\u6570\u636e\u5904\u7406"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">CSV\u6570\u636e<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">CSV\u6570\u636e\u7684\u6784\u6210<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5143\u7d20\u7b80\u79f0,\u5143\u7d20\u5168\u79f0,\u76f8\u5bf9\u5206\u5b50\u8d28\u91cf,(\u5176\u4ed6\u5217)\nH,hydrogen,1.008,-259.1,-252.9,0.0000699,2.2,1312,72,,\u00b11\nHe,helium,4.003,-272.2,-268.9,0.000179,,2372,&lt;0,,0\nTs,tennessine,292,,,,,,,,\nOg,oganesson,294,,,,,,,,<\/code><\/pre>\n\n\n\n<p>\u4e00\u4e2aCSV\u683c\u5f0f\u7684\u6587\u4ef6\uff0c\u6bcf\u4e00\u884c\u4e3a\u4e00\u4e2a\u8bb0\u5f55\uff0c\u56de\u8f66\u4e3a\u6362\u884c\uff1b\u5bf9\u4e8e\u6bcf\u4e00\u4e2a\u8bb0\u5f55\uff0c\u6bcf\u4e00\u4e2a\u5b57\u6bb5\u901a\u8fc7\u9017\u53f7\u5206\u5272\uff1b\u7b2c\u4e00\u884c\u4e3a\u6807\u9898\u884c\uff0c\u4f7f\u7528Python\u8bfb\u53d6\u7684\u65f6\u5019\uff0c\u9ed8\u8ba4\u4f1a\u8df3\u8fc7\u8fd9\u4e00\u884c\uff0c\u56e0\u6b64\u5f97\u683c\u5916\u5c0f\u5fc3\uff01<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u76f8\u5173\u4ee3\u7801<\/h3>\n\n\n\n<p><strong>DictReader<\/strong>\uff1a\u8bfb\u53d6\u4e4b\u540e\u6210\u4e3a\u5b57\u5178\uff08\u53ef\u4ee5\u7528fieldnames\u67e5\u770b\u5b57\u6bb5\u540d\u79f0\uff0c\u4e5f\u5c31\u662f\u7b2c\u4e00\u884c\u7684\u6570\u636e\uff09\uff1breader\uff1a\u8bfb\u53d6\u4e4b\u540e\u6210\u4e3a\u5217\u8868\uff0c\u8fd9\u79cd\u65b9\u5f0f\u4f1a\u8bfb\u53d6\u7b2c\u4e00\u884c\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import csv\n\nwith open('example.csv', newline='') as csvfile:\n    reader_dict = csv.DictReader(csvfile)\n    print(reader_dict.fieldnames)\n    reader_list_all = csv.reader(csvfile)\n    reader_list = list(csv.reader(csvfile))&#91;1:] #\u6392\u9664\u9996\u884c\n    for row in reader_list:\n        print(row) # \u8f93\u51fa\u6bcf\u4e00\u884c\u6570\u636e<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5907\u6ce8\uff1awith &#8230; as &#8230; \u53ef\u4ee5\u786e\u4fdd\u5728\u6267\u884c\u76f8\u5173\u4ee3\u7801\u7684\u65f6\u5019\u4fdd\u6301\u6587\u4ef6\u6253\u5f00\uff0c\u5728\u4f7f\u7528\u5b8c\u6210\u540e\u81ea\u52a8\u5173\u95ed\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>CSV\u6570\u636e CSV\u6570\u636e\u7684\u6784\u6210 \u4e00\u4e2aCSV\u683c\u5f0f\u7684\u6587\u4ef6\uff0c\u6bcf\u4e00\u884c\u4e3a\u4e00\u4e2a\u8bb0\u5f55\uff0c\u56de\u8f66\u4e3a\u6362\u884c\uff1b\u5bf9\u4e8e\u6bcf\u4e00\u4e2a\u8bb0\u5f55\uff0c\u6bcf\u4e00\u4e2a\u5b57\u6bb5\u901a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[41,26,27],"tags":[],"class_list":["post-795","post","type-post","status-publish","format-standard","hentry","category-python","category-study","category-study_note"],"_links":{"self":[{"href":"https:\/\/blue16.cn\/index.php\/wp-json\/wp\/v2\/posts\/795","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blue16.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blue16.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blue16.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blue16.cn\/index.php\/wp-json\/wp\/v2\/comments?post=795"}],"version-history":[{"count":0,"href":"https:\/\/blue16.cn\/index.php\/wp-json\/wp\/v2\/posts\/795\/revisions"}],"wp:attachment":[{"href":"https:\/\/blue16.cn\/index.php\/wp-json\/wp\/v2\/media?parent=795"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blue16.cn\/index.php\/wp-json\/wp\/v2\/categories?post=795"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blue16.cn\/index.php\/wp-json\/wp\/v2\/tags?post=795"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}