{"id":14,"date":"2023-10-11T11:07:09","date_gmt":"2023-10-11T03:07:09","guid":{"rendered":"http:\/\/www.meibeihu.com\/?p=14"},"modified":"2023-10-11T11:07:09","modified_gmt":"2023-10-11T03:07:09","slug":"pythonsqlite%ef%bc%8c%e5%ae%9e%e7%8e%b0%e6%b3%a8%e5%86%8c%e5%92%8c%e7%99%bb%e5%bd%95","status":"publish","type":"post","link":"http:\/\/www.meibeihu.com\/index.php\/2023\/10\/11\/pythonsqlite%ef%bc%8c%e5%ae%9e%e7%8e%b0%e6%b3%a8%e5%86%8c%e5%92%8c%e7%99%bb%e5%bd%95\/","title":{"rendered":"Python+SQLite\uff0c\u5b9e\u73b0\u6ce8\u518c\u548c\u767b\u5f55"},"content":{"rendered":"\n<p>\u4e0b\u9762\u662f\u4f7f\u7528Python\u548cSQLite\u5b9e\u73b0\u7528\u6237\u540d\u5bc6\u7801\u7684\u6ce8\u518c\u548c\u767b\u5f55\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n\n\n\n<p>\u9996\u5148\uff0c\u5728Python\u4e2d\u4f7f\u7528sqlite3\u5e93\u8fde\u63a5\u5230SQLite\u6570\u636e\u5e93\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import sqlite3\nconn = sqlite3.connect('users.db')\nc = conn.cursor()<\/code><\/pre>\n\n\n\n<p>\u7136\u540e\u521b\u5efa\u4e00\u4e2a\u7528\u6237\u8868\u683c\uff0c\u5176\u4e2d\u5305\u542b\u7528\u6237\u540d\u548c\u5bc6\u7801\u4e24\u4e2a\u5b57\u6bb5\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>c.execute('''CREATE TABLE users (username text, password text)''')<\/code><\/pre>\n\n\n\n<p>\u63a5\u4e0b\u6765\uff0c\u5b9e\u73b0\u7528\u6237\u6ce8\u518c\u529f\u80fd\uff0c\u4ece\u63a7\u5236\u53f0\u83b7\u53d6\u7528\u6237\u8f93\u5165\u7684\u7528\u6237\u540d\u548c\u5bc6\u7801\uff0c\u7136\u540e\u5c06\u5176\u63d2\u5165\u5230\u7528\u6237\u8868\u683c\u4e2d\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>def register():\n    username = input(\"\u8bf7\u8f93\u5165\u7528\u6237\u540d\uff1a\")\n    password = input(\"\u8bf7\u8f93\u5165\u5bc6\u7801\uff1a\")\n    c.execute(\"INSERT INTO users (username, password) VALUES (?, ?)\", (username, password))\n    conn.commit()\n    print(\"\u6ce8\u518c\u6210\u529f\uff01\")<\/code><\/pre>\n\n\n\n<p>\u63a5\u7740\uff0c\u5b9e\u73b0\u7528\u6237\u767b\u5f55\u529f\u80fd\uff0c\u540c\u6837\u4ece\u63a7\u5236\u53f0\u83b7\u53d6\u7528\u6237\u8f93\u5165\u7684\u7528\u6237\u540d\u548c\u5bc6\u7801\uff0c\u5e76\u5728\u7528\u6237\u8868\u683c\u4e2d\u67e5\u627e\u5339\u914d\u7684\u8bb0\u5f55\uff0c\u5982\u679c\u627e\u5230\u4e86\uff0c\u5c31\u8868\u793a\u767b\u5f55\u6210\u529f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>def login():\n    username = input(\"\u8bf7\u8f93\u5165\u7528\u6237\u540d\uff1a\")\n    password = input(\"\u8bf7\u8f93\u5165\u5bc6\u7801\uff1a\")\n    c.execute(\"SELECT * FROM users WHERE username=? AND password=?\", (username, password))\n    if c.fetchone():\n        print(\"\u767b\u5f55\u6210\u529f\uff01\")\n        # \u5728\u8fd9\u91cc\u6267\u884c\u767b\u5f55\u6210\u529f\u540e\u8df3\u8f6c\u5230\u65b0\u9875\u9762\u7684\u4ee3\u7801\n    else:\n        print(\"\u7528\u6237\u540d\u6216\u5bc6\u7801\u9519\u8bef\uff01\")<\/code><\/pre>\n\n\n\n<p>\u5b8c\u6574\u7684\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import sqlite3\nconn = sqlite3.connect('users.db')\nc = conn.cursor()\nc.execute('''CREATE TABLE users (username text, password text)''')\ndef register():\n    username = input(\"\u8bf7\u8f93\u5165\u7528\u6237\u540d\uff1a\")\n    password = input(\"\u8bf7\u8f93\u5165\u5bc6\u7801\uff1a\")\n    c.execute(\"INSERT INTO users (username, password) VALUES (?, ?)\", (username, password))\n    conn.commit()\n    print(\"\u6ce8\u518c\u6210\u529f\uff01\")\ndef login():\n    username = input(\"\u8bf7\u8f93\u5165\u7528\u6237\u540d\uff1a\")\n    password = input(\"\u8bf7\u8f93\u5165\u5bc6\u7801\uff1a\")\n    c.execute(\"SELECT * FROM users WHERE username=? AND password=?\", (username, password))\n    if c.fetchone():\n        print(\"\u767b\u5f55\u6210\u529f\uff01\")\n        # \u5728\u8fd9\u91cc\u6267\u884c\u767b\u5f55\u6210\u529f\u540e\u8df3\u8f6c\u5230\u65b0\u9875\u9762\u7684\u4ee3\u7801\n    else:\n        print(\"\u7528\u6237\u540d\u6216\u5bc6\u7801\u9519\u8bef\uff01\")\nwhile True:\n    choice = input(\"\u8bf7\u9009\u62e9\u64cd\u4f5c\uff1a1.\u6ce8\u518c 2.\u767b\u5f55 3.\u9000\u51fa\\n\")\n    if choice == '1':\n        register()\n    elif choice == '2':\n        login()\n    elif choice == '3':\n        break\n    else:\n        print(\"\u65e0\u6548\u7684\u9009\u62e9\uff01\")\nconn.close()<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u4e0b\u9762\u662f\u4f7f\u7528Python\u548cSQLite\u5b9e\u73b0\u7528\u6237\u540d\u5bc6\u7801\u7684\u6ce8\u518c\u548c\u767b\u5f55\u7684\u793a\u4f8b\u4ee3\u7801\uff1a \u9996\u5148\uff0c\u5728Python\u4e2d\u4f7f\u7528sqli&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[8],"class_list":["post-14","post","type-post","status-publish","format-standard","hentry","category-python","tag-sqlite3"],"_links":{"self":[{"href":"http:\/\/www.meibeihu.com\/index.php\/wp-json\/wp\/v2\/posts\/14","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.meibeihu.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.meibeihu.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.meibeihu.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.meibeihu.com\/index.php\/wp-json\/wp\/v2\/comments?post=14"}],"version-history":[{"count":0,"href":"http:\/\/www.meibeihu.com\/index.php\/wp-json\/wp\/v2\/posts\/14\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.meibeihu.com\/index.php\/wp-json\/wp\/v2\/media?parent=14"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.meibeihu.com\/index.php\/wp-json\/wp\/v2\/categories?post=14"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.meibeihu.com\/index.php\/wp-json\/wp\/v2\/tags?post=14"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}