{"id":204736,"date":"2025-05-29T08:55:16","date_gmt":"2025-05-29T00:55:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/204736\/"},"modified":"2025-05-29T08:55:16","modified_gmt":"2025-05-29T00:55:16","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-python-%e7%88%ac%e5%8f%96%e7%94%b5%e5%95%86%e7%bd%91%e7%ab%99%e9%a6%96%e9%a1%b5%e7%9a%84%e6%89%80%e6%9c%89%e5%95%86%e5%93%81-url%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/204736\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 Python \u722c\u53d6\u7535\u5546\u7f51\u7ad9\u9996\u9875\u7684\u6240\u6709\u5546\u54c1 URL\uff1f"},"content":{"rendered":"

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

\u5982\u4f55\u4f7f\u7528 Python \u722c\u53d6\u7535\u5546\u7f51\u7ad9\u9996\u9875\u7684\u6240\u6709\u5546\u54c1 URL\uff1f<\/h1>\n

\u79ef\u7d2f\u77e5\u8bc6\uff0c\u80dc\u8fc7\u79ef\u84c4\u91d1\u94f6\uff01\u6bd5\u7adf\u5728\u6587\u7ae0\u5f00\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u4f1a\u9047\u5230\u5404\u79cd\u5404\u6837\u7684\u95ee\u9898\uff0c\u5f80\u5f80\u90fd\u662f\u4e00\u4e9b\u7ec6\u8282\u77e5\u8bc6\u70b9\u8fd8\u6ca1\u6709\u638c\u63e1\u597d\u800c\u5bfc\u81f4\u7684\uff0c\u56e0\u6b64\u57fa\u7840\u77e5\u8bc6\u70b9\u7684\u79ef\u7d2f\u662f\u5f88\u91cd\u8981\u7684\u3002\u4e0b\u9762\u672c\u6587\u300a\u5982\u4f55\u4f7f\u7528 Python \u722c\u53d6\u7535\u5546\u7f51\u7ad9\u9996\u9875\u7684\u6240\u6709\u5546\u54c1 URL\uff1f\u300b\uff0c\u5c31\u5e26\u5927\u5bb6\u8bb2\u89e3\u4e00\u4e0b\u77e5\u8bc6\u70b9\uff0c\u82e5\u662f\u4f60\u5bf9\u672c\u6587\u611f\u5174\u8da3\uff0c\u6216\u8005\u662f\u60f3\u641e\u61c2\u5176\u4e2d\u67d0\u4e2a\u77e5\u8bc6\u70b9\uff0c\u5c31\u8bf7\u4f60\u7ee7\u7eed\u5f80\u4e0b\u770b\u5427~<\/p>\n

<\/p>\n

\u4ece\u7535\u5546\u7f51\u7ad9\u9996\u9875\u63d0\u53d6\u6240\u6709\u5546\u54c1 url<\/strong><\/p>\n

\u95ee\u9898\uff1a<\/strong><\/p>\n

\u5982\u4f55\u5728 python \u4e2d\u83b7\u53d6\u4e00\u4e2a\u7535\u5546\u7f51\u7ad9\u4e0a\u6240\u6709\u5546\u54c1\u7684 url\uff1f<\/p>\n

\u56de\u7b54\uff1a<\/strong><\/p>\n

\u83b7\u53d6\u4e00\u4e2a\u7f51\u7ad9\u7684\u6240\u6709 url \u4e0d\u73b0\u5b9e\uff0c\u56e0\u4e3a\u7f51\u7ad9\u4e2d\u7684 url \u6570\u91cf\u53ef\u80fd\u4f1a\u975e\u5e38\u5e9e\u5927\u3002<\/p>\n

\u89e3\u51b3\u65b9\u6848\uff1a<\/strong><\/p>\n

\u91c7\u7528\u9010\u6b65\u83b7\u53d6 url \u7684\u65b9\u6cd5\uff1a<\/p>\n

    \n
  1. \u4ece\u9996\u9875\u83b7\u53d6\u5c11\u91cf url\uff08\u4f8b\u5982 100 \u4e2a\uff09\u3002<\/li>\n
  2. \u4f7f\u7528\u83b7\u53d6\u7684 url \u8bbf\u95ee\u5bf9\u5e94\u7684\u9875\u9762\uff0c\u518d\u4ece\u4e2d\u83b7\u53d6\u5176\u4ed6 url\uff08\u4f8b\u5982\u6bcf\u4e2a\u9875\u9762\u4e0a 10 \u4e2a\uff09\u3002<\/li>\n
  3. \u7ee7\u7eed\u91cd\u590d\u6b64\u8fc7\u7a0b\uff0c\u76f4\u5230\u65e0\u6cd5\u83b7\u53d6\u66f4\u591a url\u3002<\/li>\n<\/ol>\n

    \u901a\u8fc7\u8fd9\u79cd\u65b9\u6cd5\uff0c\u6211\u4eec\u53ef\u4ee5\u9010\u6b65\u5efa\u7acb\u4e00\u4e2a\u7f51\u7ad9 url \u7684\u96c6\u5408\uff0c\u5c3d\u7ba1\u65e0\u6cd5\u83b7\u53d6\u6240\u6709 url\uff0c\u4f46\u53ef\u4ee5\u8986\u76d6\u7f51\u7ad9\u7684\u5927\u90e8\u5206\u5185\u5bb9\u3002<\/p>\n

    \u4ee3\u7801\u793a\u4f8b\uff1a<\/strong><\/p>\n

    import requests\nfrom bs4 import BeautifulSoup\n\ndef get_urls(url):\n    # \u4ece\u6307\u5b9a\u7684 URL \u4e2d\u63d0\u53d6 URL\n    response = requests.get(url)\n    soup = BeautifulSoup(response.text, 'html.parser')\n    urls = [link.get('href') for link in soup.find_all('a')]\n    return urls\n\ndef crawl_urls(base_url, depth=3):\n    # \u6307\u5b9a\u8d77\u59cb URL \u548c\u722c\u53d6\u6df1\u5ea6\n    # \u5efa\u8bae\u6df1\u5ea6\u4e0d\u8981\u8fc7\u9ad8\uff0c\u4ee5\u514d\u8bbf\u95ee\u8fc7\u591a\u9875\u9762\n    visited_urls = set()\n    frontier = [base_url]\n\n    # \u9010\u6b65\u83b7\u53d6 URL\n    for i in range(depth):\n        new_frontier = []\n        for url in frontier:\n            if url not in visited_urls:\n                visited_urls.add(url)\n                urls = get_urls(url)\n                new_frontier.extend(urls)\n        frontier = new_frontier\n\n    return visited_urls\n\n# \u4f7f\u7528\u793a\u4f8b\nbase_url = 'https:\/\/example.com\/products'\nurls = crawl_urls(base_url)\nprint('\u6240\u6709\u63d0\u53d6\u7684 URL\uff1a', urls)<\/pre>\n
    \u6ce8\u610f\uff1a<\/strong><\/p>\n
      \n
    • \u8be5\u65b9\u6cd5\u53ef\u80fd\u4f1a\u9047\u5230\u8bbf\u95ee\u9650\u5236\u6216\u722c\u53d6\u9650\u5236\uff0c\u56e0\u6b64\u5efa\u8bae\u4f7f\u7528\u4ee3\u7406\u6216\u9075\u5b88\u7f51\u7ad9\u7684\u4f7f\u7528\u6761\u6b3e\u3002<\/li>\n
    • \u5bf9\u4e8e\u5927\u578b\u7f51\u7ad9\uff0c\u83b7\u53d6\u6240\u6709\u5546\u54c1 url \u53ef\u80fd\u9700\u8981\u82b1\u8d39\u5927\u91cf\u65f6\u95f4\u548c\u8d44\u6e90\u3002<\/li>\n<\/ul>\n
      \u672c\u7bc7\u5173\u4e8e\u300a\u5982\u4f55\u4f7f\u7528 Python \u722c\u53d6\u7535\u5546\u7f51\u7ad9\u9996\u9875\u7684\u6240\u6709\u5546\u54c1 URL\uff1f\u300b\u7684\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\u5566\uff0c\u4f46\u662f\u5b66\u65e0\u6b62\u5883\uff0c\u60f3\u8981\u4e86\u89e3\u5b66\u4e60\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
      \u5982\u4f55\u4f7f\u7528 Python \u722c\u53d6\u7535\u5546...<\/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-204736","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204736","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=204736"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/204736\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=204736"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=204736"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=204736"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}