{"id":97010,"date":"2024-10-20T14:14:16","date_gmt":"2024-10-20T06:14:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/97010\/"},"modified":"2024-10-20T14:14:17","modified_gmt":"2024-10-20T06:14:17","slug":"python%e7%88%ac%e8%9f%b2%e7%9a%84%e6%95%b8%e6%93%9a%e5%85%a5%e5%ba%ab%e6%93%8d%e4%bd%9c-python%e7%88%ac%e8%9f%b2%e5%b0%8e%e5%85%a5%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/97010\/","title":{"rendered":"Python\u722c\u87f2\u7684\u6578\u64da\u5165\u5eab\u64cd\u4f5c (python\u722c\u87f2\u5c0e\u5165\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"python%e7%88%ac%e8%9f%b2%e7%9a%84%e6%95%b8%e6%93%9a%e5%85%a5%e5%ba%ab%e6%93%8d%e4%bd%9c-python%e7%88%ac%e8%9f%b2%e5%b0%8e%e5%85%a5%e6%95%b8%e6%93%9a%e5%ba%ab-grjjTIJvoQ\">Python\u722c\u87f2\u7684\u6578\u64da\u5165\u5eab\u64cd\u4f5c (Python\u722c\u87f2\u5c0e\u5165\u6578\u64da\u5eab)<\/h1>\n<p>\u96a8\u8457\u5927\u6578\u64da\u6642\u4ee3\u7684\u4f86\u81e8\uff0c\u6578\u64da\u7684\u6536\u96c6\u548c\u5206\u6790\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002Python\u4f5c\u70ba\u4e00\u7a2e\u5f37\u5927\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u56e0\u5176\u7c21\u55ae\u6613\u7528\u548c\u8c50\u5bcc\u7684\u5eab\u800c\u53d7\u5230\u5ee3\u6cdb\u6b61\u8fce\u3002\u5728\u9019\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528Python\u722c\u87f2\u6280\u8853\u5c07\u6578\u64da\u5c0e\u5165\u6578\u64da\u5eab\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afpython%e7%88%ac%e8%9f%b2%ef%bc%9f-grjjTIJvoQ\">\u4ec0\u9ebc\u662fPython\u722c\u87f2\uff1f<\/h2>\n<p>Python\u722c\u87f2\u662f\u6307\u4f7f\u7528Python\u7de8\u5beb\u7684\u7a0b\u5e8f\uff0c\u901a\u904eHTTP\u8acb\u6c42\u5f9e\u7db2\u7ad9\u4e0a\u63d0\u53d6\u6578\u64da\u3002\u9019\u4e9b\u6578\u64da\u53ef\u4ee5\u662f\u6587\u672c\u3001\u5716\u7247\u6216\u5176\u4ed6\u683c\u5f0f\u7684\u4fe1\u606f\u3002\u722c\u87f2\u901a\u5e38\u4f7f\u7528\u4e00\u4e9b\u6d41\u884c\u7684\u5eab\uff0c\u5982Requests\u548cBeautifulSoup\uff0c\u4f86\u5be6\u73fe\u7db2\u9801\u7684\u6293\u53d6\u548c\u89e3\u6790\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%85%a5%e5%ba%ab%e7%9a%84%e5%bf%85%e8%a6%81%e6%80%a7-grjjTIJvoQ\">\u6578\u64da\u5165\u5eab\u7684\u5fc5\u8981\u6027<\/h2>\n<p>\u5c07\u722c\u53d6\u7684\u6578\u64da\u5b58\u5132\u5230\u6578\u64da\u5eab\u4e2d\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5f8c\u7e8c\u7684\u67e5\u8a62\u548c\u5206\u6790\u3002\u6578\u64da\u5eab\u63d0\u4f9b\u4e86\u9ad8\u6548\u7684\u6578\u64da\u7ba1\u7406\u548c\u6aa2\u7d22\u529f\u80fd\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\uff0c\u9019\u4e00\u9ede\u5c24\u70ba\u91cd\u8981\u3002\u5e38\u898b\u7684\u6578\u64da\u5eab\u6709MySQL\u3001PostgreSQL\u548cSQLite\u7b49\u3002<\/p>\n<h2 id=\"%e7%92%b0%e5%a2%83%e6%ba%96%e5%82%99-grjjTIJvoQ\">\u74b0\u5883\u6e96\u5099<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u5b89\u88dd\u4ee5\u4e0bPython\u5eab\uff1a<\/p>\n<ul>\n<li><code>requests<\/code>\uff1a\u7528\u65bc\u767c\u9001HTTP\u8acb\u6c42\u3002<\/li>\n<li><code>beautifulsoup4<\/code>\uff1a\u7528\u65bc\u89e3\u6790HTML\u548cXML\u6587\u6a94\u3002<\/li>\n<li><code>mysql-connector-python<\/code>\uff1a\u7528\u65bc\u9023\u63a5MySQL\u6578\u64da\u5eab\u3002<\/li>\n<\/ul>\n<p>\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88dd\u9019\u4e9b\u5eab\uff1a<\/p>\n<pre><code>pip install requests beautifulsoup4 mysql-connector-python<\/code><\/pre>\n<h2 id=\"%e7%88%ac%e5%8f%96%e6%95%b8%e6%93%9a%e7%9a%84%e7%a4%ba%e4%be%8b-grjjTIJvoQ\">\u722c\u53d6\u6578\u64da\u7684\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u722c\u87f2\u793a\u4f8b\uff0c\u8a72\u793a\u4f8b\u5f9e\u4e00\u500b\u7db2\u7ad9\u4e0a\u6293\u53d6\u6578\u64da\u4e26\u5c07\u5176\u5b58\u5132\u5230MySQL\u6578\u64da\u5eab\u4e2d\uff1a<\/p>\n<pre><code>import requests\nfrom bs4 import BeautifulSoup\nimport mysql.connector\n\n# \u9023\u63a5\u5230MySQL\u6578\u64da\u5eab\ndb = mysql.connector.connect(\n    host=\"localhost\",\n    user=\"yourusername\",\n    password=\"yourpassword\",\n    database=\"yourdatabase\"\n)\n\ncursor = db.cursor()\n\n# \u722c\u53d6\u6578\u64da\nurl = 'http:\/\/example.com'\nresponse = requests.get(url)\nsoup = BeautifulSoup(response.text, 'html.parser')\n\n# \u5047\u8a2d\u6211\u5011\u8981\u6293\u53d6\u7684\u6578\u64da\u5728<h2>\u6a19\u7c64\u4e2d\nfor item in soup.find_all('h2'):\n    title = item.text\n    # \u5c07\u6578\u64da\u63d2\u5165\u5230\u6578\u64da\u5eab\n    cursor.execute(\"INSERT INTO yourtable (title) VALUES (%s)\", (title,))\n\n# \u63d0\u4ea4\u8b8a\u66f4\u4e26\u95dc\u9589\u9023\u63a5\ndb.commit()\ncursor.close()\ndb.close()<\/code><\/pre>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88-grjjTIJvoQ\">\u6578\u64da\u5eab\u8a2d\u8a08<\/h2>\n<p>\u5728\u9032\u884c\u6578\u64da\u5165\u5eab\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u8a2d\u8a08\u6578\u64da\u5eab\u7684\u7d50\u69cb\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u6578\u64da\u8868\u8a2d\u8a08\u793a\u4f8b\uff1a<\/p>\n<pre><code>CREATE TABLE yourtable (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    title VARCHAR(255) NOT NULL\n);<\/code><\/pre>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e8%99%95%e7%90%86-grjjTIJvoQ\">\u932f\u8aa4\u8655\u7406<\/h2>\n<p>\u5728\u5be6\u969b\u64cd\u4f5c\u4e2d\uff0c\u60a8\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\uff0c\u4f8b\u5982\u7db2\u7d61\u554f\u984c\u6216\u6578\u64da\u5eab\u9023\u63a5\u5931\u6557\u3002\u5efa\u8b70\u5728\u4ee3\u78bc\u4e2d\u6dfb\u52a0\u932f\u8aa4\u8655\u7406\u6a5f\u5236\uff0c\u4ee5\u63d0\u9ad8\u7a0b\u5e8f\u7684\u7a69\u5b9a\u6027\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>try:\n    response = requests.get(url)\n    response.raise_for_status()  # \u6aa2\u67e5\u8acb\u6c42\u662f\u5426\u6210\u529f\nexcept requests.exceptions.RequestException as e:\n    print(f\"Error fetching data: {e}\")\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-grjjTIJvoQ\">\u7e3d\u7d50<\/h2>\n<p>Python\u722c\u87f2\u6280\u8853\u70ba\u6578\u64da\u6536\u96c6\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u5de5\u5177\uff0c\u800c\u5c07\u6578\u64da\u5c0e\u5165\u6578\u64da\u5eab\u5247\u4f7f\u5f97\u6578\u64da\u7684\u7ba1\u7406\u548c\u5206\u6790\u8b8a\u5f97\u66f4\u52a0\u9ad8\u6548\u3002\u901a\u904e\u672c\u6587\u7684\u4ecb\u7d39\uff0c\u60a8\u61c9\u8a72\u80fd\u5920\u638c\u63e1\u57fa\u672c\u7684\u722c\u87f2\u548c\u6578\u64da\u5165\u5eab\u64cd\u4f5c\u3002\u82e5\u60a8\u9700\u8981\u7a69\u5b9a\u7684\u74b0\u5883\u4f86\u904b\u884c\u60a8\u7684\u722c\u87f2\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u4e91\u4f3a\u670d\u5668<\/a>\uff0c\u4ee5\u78ba\u4fdd\u60a8\u7684\u6578\u64da\u6293\u53d6\u4efb\u52d9\u9806\u5229\u9032\u884c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5c07Python\u722c\u87f2\u6293\u53d6\u7684\u6578\u64da\u6709\u6548\u5730\u5c0e\u5165\u6578\u64da\u5eab\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u8207\u5206\u6790\u6548\u7387\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-97010","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97010","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=97010"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97010\/revisions"}],"predecessor-version":[{"id":97011,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97010\/revisions\/97011"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=97010"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=97010"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=97010"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}