{"id":204497,"date":"2025-05-29T15:46:48","date_gmt":"2025-05-29T07:46:48","guid":{"rendered":"https:\/\/server.hk\/cnblog\/204497\/"},"modified":"2025-05-29T15:46:48","modified_gmt":"2025-05-29T07:46:48","slug":"%e7%88%ac%e8%99%ab%e4%b8%8b%e8%bd%bd%e9%99%84%e4%bb%b6%e5%a4%b1%e8%b4%a5%e6%80%8e%e4%b9%88%e5%8a%9e%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/204497\/","title":{"rendered":"\u722c\u866b\u4e0b\u8f7d\u9644\u4ef6\u5931\u8d25\u600e\u4e48\u529e\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

\u722c\u866b\u4e0b\u8f7d\u9644\u4ef6\u5931\u8d25\u600e\u4e48\u529e\uff1f<\/h1>\n<\/p>\n

<\/p>\n

\u722c\u866b\u4e0b\u8f7d\u9644\u4ef6\u65f6\u9047\u5230\u7684\u95ee\u9898\uff1a\u9644\u4ef6\u4e0b\u8f7d\u5931\u8d25<\/strong><\/p>\n

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\u68c0\u67e5\u9644\u4ef6 url \u7684\u53ef\u7528\u6027<\/strong><\/p>\n

\u5728\u8c03\u7528 download() \u51fd\u6570\u4e4b\u524d\uff0c\u5148\u68c0\u67e5\u9644\u4ef6\u7684 url \u662f\u5426\u6709\u6548\u5e76\u4e14\u6307\u5411\u5b9e\u9645\u6587\u4ef6\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528 requests.head() \u6765\u68c0\u67e5\u54cd\u5e94\u72b6\u6001\u7801\uff0c200 \u8868\u793a url \u6709\u6548\u3002<\/p>\n

\u6307\u5b9a\u660e\u786e\u7684\u6587\u4ef6\u8def\u5f84<\/strong><\/p>\n

\u786e\u4fdd\u5728 download() \u51fd\u6570\u4e2d\u6307\u5b9a\u7684 path \u662f\u4e00\u4e2a\u5b58\u5728\u7684\u76ee\u5f55\uff0c\u5e76\u5177\u6709\u5199\u6743\u9650\u3002<\/p>\n

\u8c03\u6574\u4e0b\u8f7d\u4ee3\u7801<\/strong><\/p>\n

\u60a8\u53ef\u4ee5\u5c1d\u8bd5\u4f7f\u7528\u66f4\u4f4e\u7ea7\u7684 http \u5ba2\u6237\u7aef\u5e93\uff0c\u5982 urllib.request \u6216 wget\uff0c\u8fd9\u4e9b\u5e93\u53ef\u80fd\u66f4\u52a0\u53ef\u9760\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528 urllib.request \u4e0b\u8f7d\u6587\u4ef6\u7684\u793a\u4f8b\uff1a<\/p>\n

import urllib.request\n\nfile_url = 'http:\/\/www.example.com\/file.pdf'\nfile_name = 'file.pdf'\nurllib.request.urlretrieve(file_url, file_name)<\/pre>\n
\u6392\u9664\u9632\u722c\u866b\u673a\u5236<\/strong><\/p>\n
\u67d0\u4e9b\u7f51\u7ad9\u53ef\u80fd\u4f1a\u90e8\u7f72\u9632\u722c\u866b\u673a\u5236\uff0c\u4f8b\u5982 ua \u9ed1\u540d\u5355\u6216\u673a\u5668\u4eba\u68c0\u6d4b\u3002\u5c1d\u8bd5\u4f7f\u7528\u4e0d\u540c\u7684 ua \u5934\uff0c\u6216\u7ed5\u8fc7\u6b64\u7c7b\u673a\u5236\u3002<\/p>\n
\u5176\u4ed6\u5efa\u8bae<\/strong><\/p>\n
    \n
  • \u786e\u4fdd\u60a8\u7684\u4ee3\u7801\u5728\u672c\u5730\u8fd0\u884c\u6b63\u5e38\u3002<\/li>\n
  • \u67e5\u770b\u670d\u52a1\u5668\u7684\u54cd\u5e94\u662f\u5426\u63d0\u4f9b\u4e86\u4efb\u4f55\u9519\u8bef\u6d88\u606f\u6216\u91cd\u5b9a\u5411\u4fe1\u606f\u3002<\/li>\n
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    \u722c\u866b\u4e0b\u8f7d\u9644\u4ef6\u5931\u8d25\u600e\u4e48\u529e\uff1f \u722c\u866b\u4e0b...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-204497","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204497","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=204497"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204497\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=204497"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=204497"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=204497"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}