{"id":704,"date":"2025-07-24T09:40:51","date_gmt":"2025-07-24T01:40:51","guid":{"rendered":"https:\/\/www.hgfwq.com\/blog\/?p=704"},"modified":"2025-07-24T09:40:51","modified_gmt":"2025-07-24T01:40:51","slug":"python-%e4%bb%8e%e4%b8%80%e4%b8%aa-url-%e4%b8%ad%e6%8f%90%e5%8f%96%e5%9f%9f%e5%90%8d%e6%ad%a3%e5%88%99%e6%80%8e%e4%b9%88%e5%81%9a%e6%9c%80%e7%ae%80%e5%8d%95%e5%91%a2%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.hgfwq.com\/blog\/704.html","title":{"rendered":"Python \u4ece\u4e00\u4e2a URL \u4e2d\u63d0\u53d6\u57df\u540d\u6b63\u5219\u600e\u4e48\u505a\u6700\u7b80\u5355\u5462\uff1f"},"content":{"rendered":"\n<p><h1>Python \u4ece URL \u4e2d\u63d0\u53d6\u57df\u540d \u6b63\u5219\u8868\u8fbe\u5f0f\u6559\u7a0b<\/h1>\n<\/p>\n<p style=\"text-align:center\"><img decoding=\"async\" src=\"https:\/\/www.hgfwq.com\/blog\/wp-content\/uploads\/2025\/07\/l543lpv.jpg\" alt=\"Python \u4ece\u4e00\u4e2a URL \u4e2d\u63d0\u53d6\u57df\u540d\u6b63\u5219\u600e\u4e48\u505a\u6700\u7b80\u5355\u5462\uff1f\" title=\"Python \u4ece\u4e00\u4e2a URL \u4e2d\u63d0\u53d6\u57df\u540d\u6b63\u5219\u600e\u4e48\u505a\u6700\u7b80\u5355\u5462\uff1f\"><\/p>\n<p>    <!-- \u7b2c\u4e00\u6bb5\u7cbe\u534e --><\/p>\n<p><p>\u5168\u7bc7\u7cbe\u534e\uff1a\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8\u5982\u4f55\u4f7f\u7528 Python \u548c\u6b63\u5219\u8868\u8fbe\u5f0f\u4ece URL \u4e2d\u63d0\u53d6\u57df\u540d\uff0c\u5e2e\u52a9\u5f00\u53d1\u8005\u5feb\u901f\u638c\u63e1\u8fd9\u4e00\u5b9e\u7528\u6280\u80fd\uff0c\u63d0\u5347\u4ee3\u7801\u6548\u7387\u3002<\/p>\n<\/p>\n<p>    <!-- \u7b2c\u4e00\u90e8\u5206\uff1a\u5f15\u8a00 --><\/p>\n<p><h2>\u5f15\u8a00<\/h2>\n<\/p>\n<p><p>\u5728 Web \u5f00\u53d1\u548c\u6570\u636e\u5904\u7406\u4e2d\uff0c\u7ecf\u5e38\u9700\u8981\u4ece URL \u4e2d\u63d0\u53d6\u51fa\u57df\u540d\u4fe1\u606f\uff0c\u4ee5\u4fbf\u8fdb\u884c\u8fdb\u4e00\u6b65\u7684\u89e3\u6790\u6216\u5904\u7406\u3002Python \u4f5c\u4e3a\u4e00\u79cd\u529f\u80fd\u5f3a\u5927\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u5e93\u548c\u5de5\u5177\u6765\u5b9e\u73b0\u8fd9\u4e00\u9700\u6c42\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u4ece URL \u4e2d\u63d0\u53d6\u57df\u540d\uff0c\u5e76\u7ed9\u51fa\u76f8\u5e94\u7684\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n<\/p>\n<p>    <!-- \u7b2c\u4e8c\u90e8\u5206\uff1a\u6b63\u5219\u8868\u8fbe\u5f0f\u57fa\u7840 --><\/p>\n<p><h2>\u6b63\u5219\u8868\u8fbe\u5f0f\u57fa\u7840<\/h2>\n<\/p>\n<p><p>\u6b63\u5219\u8868\u8fbe\u5f0f\uff08Regular Expression\uff09\u662f\u4e00\u79cd\u7528\u4e8e\u5904\u7406\u5b57\u7b26\u4e32\u7684\u5f3a\u5927\u5de5\u5177\uff0c\u5b83\u53ef\u4ee5\u63cf\u8ff0\u5b57\u7b26\u4e32\u7684\u590d\u6742\u6a21\u5f0f\u3002\u5728 Python \u4e2d\uff0c\u6b63\u5219\u8868\u8fbe\u5f0f\u901a\u5e38\u901a\u8fc7 `re` \u6a21\u5757\u6765\u5b9e\u73b0\u3002\u8981\u63d0\u53d6\u57df\u540d\uff0c\u9996\u5148\u9700\u8981\u4e86\u89e3\u4e00\u4e9b\u5e38\u89c1\u7684\u6b63\u5219\u8868\u8fbe\u5f0f\u7b26\u53f7\u548c\u6a21\u5f0f\u3002<\/p>\n<\/p>\n<p><p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u6b63\u5219\u8868\u8fbe\u5f0f\u7b26\u53f7\uff1a<\/p>\n<\/p>\n<ul>\n<li>`\\.` \u8868\u793a\u70b9\u5b57\u7b26\u3002<\/li>\n<li>`[a-zA-Z0-9.-]` \u8868\u793a\u5b57\u6bcd\u3001\u6570\u5b57\u3001\u70b9\u6216\u51cf\u53f7\u3002<\/li>\n<li>`\\.` \u8868\u793a\u57df\u540d\u4e2d\u7684\u70b9\uff0c\u4f46\u4e3a\u4e86\u9632\u6b62\u5b83\u4e0e\u5b57\u7b26\u4e32\u4e2d\u7684\u70b9\u6df7\u6dc6\uff0c\u901a\u5e38\u4f7f\u7528\u8f6c\u4e49\u5b57\u7b26 `\\`\u3002<\/li>\n<\/ul>\n<p>    <!-- \u7b2c\u4e09\u90e8\u5206\uff1a\u63d0\u53d6\u57df\u540d --><\/p>\n<p><h2>\u63d0\u53d6\u57df\u540d<\/h2>\n<\/p>\n<p><p>\u8981\u4ece URL \u4e2d\u63d0\u53d6\u57df\u540d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u5339\u914d\u4ee5\u70b9\u5f00\u5934\u7684\u5e8f\u5217\uff0c\u76f4\u5230\u9047\u5230\u53e6\u4e00\u4e2a\u70b9\u6216\u5b57\u7b26\u4e32\u7ed3\u675f\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u6b63\u5219\u8868\u8fbe\u5f0f\uff0c\u7528\u4e8e\u5339\u914d\u57df\u540d\uff1a<\/p>\n<\/p>\n<p><pre><code>^(?:http[s]?:\/\/)?[a-zA-Z0-9.-]+(?::\\d+)?(?:\/[^\\s])?$<\/code><\/pre>\n<\/p>\n<p><p>\u8fd9\u4e2a\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u542b\u4e49\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<ul>\n<li>`^` \u8868\u793a\u5339\u914d\u5b57\u7b26\u4e32\u7684\u5f00\u59cb\u3002<\/li>\n<li>`(?:http[s]?:\/\/)?` \u8868\u793a\u53ef\u9009\u7684 HTTP \u6216 HTTPS \u534f\u8bae\u90e8\u5206\u3002<\/li>\n<li>`[a-zA-Z0-9.-]+` \u8868\u793a\u4e00\u4e32\u7531\u5b57\u6bcd\u3001\u6570\u5b57\u3001\u70b9\u6216\u51cf\u53f7\u7ec4\u6210\u7684\u57df\u540d\u3002<\/li>\n<li>`(?::\\d+)?` \u8868\u793a\u53ef\u9009\u7684\u7aef\u53e3\u53f7\u3002<\/li>\n<li>`(?:\/[^\\s])?` \u8868\u793a\u53ef\u9009\u7684\u8def\u5f84\u90e8\u5206\u3002<\/li>\n<li>`$` \u8868\u793a\u5339\u914d\u5b57\u7b26\u4e32\u7684\u7ed3\u675f\u3002<\/li>\n<\/ul>\n<p><p>\u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528 Python \u4ee3\u7801\u5b9e\u73b0\u63d0\u53d6\u57df\u540d\u7684\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code><\/p>\r\n<p>import re<\/p>\r\n\r\n<p>def extract_domain(url):<\/p>\r\n<p>    pattern = r'^(?:http[s]?:\/\/)?[a-zA-Z0-9.-]+(?::\\d+)?(?:\/[^\\s])?$'<\/p>\r\n<p>    match = re.match(pattern, url)<\/p>\r\n<p>    if match:<\/p>\r\n<p>        return match.group()<\/p>\r\n<p>    else:<\/p>\r\n<p>        return None<\/p>\r\n\r\n<p> \u793a\u4f8b<\/p>\r\n<p>url = \"https:\/\/www.example.com:8080\/path\/to\/resource\"<\/p>\r\n<p>domain = extract_domain(url)<\/p>\r\n<p>print(domain)   \u8f93\u51fa: www.example.com<\/p>\r\n<p>    <\/code><\/pre>\n<\/p>\n<p>    <!-- \u7b2c\u56db\u90e8\u5206\uff1a\u6ce8\u610f\u4e8b\u9879 --><\/p>\n<p><h2>\u6ce8\u610f\u4e8b\u9879<\/h2>\n<\/p>\n<p><p>\u5728\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u63d0\u53d6\u57df\u540d\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n<\/p>\n<ul>\n<li>URL \u7684\u683c\u5f0f\u53ef\u80fd\u591a\u79cd\u591a\u6837\uff0c\u9700\u8981\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u8c03\u6574\u6b63\u5219\u8868\u8fbe\u5f0f\u3002<\/li>\n<li>\u67d0\u4e9b URL \u53ef\u80fd\u5305\u542b\u7279\u6b8a\u5b57\u7b26\uff0c\u9700\u8981\u786e\u4fdd\u6b63\u5219\u8868\u8fbe\u5f0f\u80fd\u591f\u6b63\u786e\u5339\u914d\u3002<\/li>\n<li>\u6b63\u5219\u8868\u8fbe\u5f0f\u53ef\u80fd\u5b58\u5728\u6027\u80fd\u95ee\u9898\uff0c\u5bf9\u4e8e\u5927\u91cf\u6570\u636e\u7684\u5904\u7406\uff0c\u9700\u8981\u8003\u8651\u6027\u80fd\u4f18\u5316\u3002<\/li>\n<\/ul>\n<p>    <!-- \u7b2c\u4e94\u90e8\u5206\uff1a\u95ee\u7b54\u73af\u8282 --><\/p>\n<p><h2>\u95ee\u7b54\u73af\u8282<\/h2>\n<\/p>\n<p>    <!-- \u95ee\u98981 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\u6ca1\u6709\u534f\u8bae\u90e8\u5206\uff0c\u4e5f\u80fd\u6b63\u786e\u63d0\u53d6\u57df\u540d\u3002<\/p>\n<\/p>\n<p>    <!-- \u603b\u7ed3 --><\/p>\n<p><h2>\u603b\u7ed3<\/h2>\n<\/p>\n<p><p>\u901a\u8fc7\u672c\u6587\u7684\u5b66\u4e60\uff0c\u6211\u4eec\u4e86\u89e3\u4e86\u5982\u4f55\u4f7f\u7528 Python \u548c\u6b63\u5219\u8868\u8fbe\u5f0f\u4ece URL \u4e2d\u63d0\u53d6\u57df\u540d\u3002\u638c\u63e1\u8fd9\u4e00\u6280\u80fd\u5bf9\u4e8e Web \u5f00\u53d1\u8005\u548c\u6570\u636e\u5904\u7406\u4eba\u5458\u6765\u8bf4\u662f\u975e\u5e38\u6709\u7528\u7684\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\u8c03\u6574\u6b63\u5219\u8868\u8fbe\u5f0f\uff0c\u4ee5\u9002\u5e94\u4e0d\u540c\u7684\u573a\u666f\u3002<\/p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Python \u4ece URL \u4e2d\u63d0\u53d6\u57df\u540d \u6b63\u5219\u8868\u8fbe\u5f0f\u6559\u7a0b \u5168\u7bc7\u7cbe\u534e\uff1a\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8\u5982\u4f55\u4f7f\u7528 Python \u548c\u6b63\u5219\u8868\u8fbe\u5f0f\u4ece URL \u4e2d\u63d0\u53d6\u57df\u540d\uff0c\u5e2e\u52a9\u5f00\u53d1\u8005\u5feb\u901f\u638c\u63e1\u8fd9\u4e00\u5b9e\u7528\u6280\u80fd\uff0c\u63d0\u5347\u4ee3\u7801\u6548\u7387\u3002 \u5f15\u8a00 \u5728 Web \u5f00\u53d1\u548c\u6570\u636e\u5904\u7406\u4e2d\uff0c\u7ecf\u5e38\u9700\u8981\u4ece URL&#8230;<\/p>\n","protected":false},"author":1,"featured_media":705,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[134,321,322],"topic":[],"class_list":["post-704","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-haiwai","tag-python","tag-url","tag-322"],"_links":{"self":[{"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/posts\/704","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/comments?post=704"}],"version-history":[{"count":1,"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/posts\/704\/revisions"}],"predecessor-version":[{"id":707,"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/posts\/704\/revisions\/707"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/media\/705"}],"wp:attachment":[{"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/media?parent=704"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/categories?post=704"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/tags?post=704"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.hgfwq.com\/blog\/wp-json\/wp\/v2\/topic?post=704"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}