{"id":821,"date":"2025-01-11T10:23:47","date_gmt":"2025-01-11T02:23:47","guid":{"rendered":"https:\/\/www.laixuexila.com\/?p=821"},"modified":"2025-01-11T10:23:47","modified_gmt":"2025-01-11T02:23:47","slug":"%e9%9d%9e%e5%b8%b8%e5%80%bc%e5%be%97%e4%b8%80%e7%9c%8b%e7%9a%8410%e5%a4%a7%e7%bb%8f%e5%85%b8-python-%e5%ae%9e%e6%88%98%e9%a1%b9%e7%9b%ae","status":"publish","type":"post","link":"https:\/\/www.laixuexila.com\/index.php\/2025\/01\/11\/%e9%9d%9e%e5%b8%b8%e5%80%bc%e5%be%97%e4%b8%80%e7%9c%8b%e7%9a%8410%e5%a4%a7%e7%bb%8f%e5%85%b8-python-%e5%ae%9e%e6%88%98%e9%a1%b9%e7%9b%ae\/","title":{"rendered":"\u975e\u5e38\u503c\u5f97\u4e00\u770b\u768410\u5927\u7ecf\u5178 Python \u5b9e\u6218\u9879\u76ee"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u7ecf\u5178\u7684 Python \u5b9e\u6218\u9879\u76ee\u901a\u5e38\u5305\u62ec\u4ece\u57fa\u7840\u5e94\u7528\u5230\u590d\u6742\u7684\u7cfb\u7edf\u7ea7\u5f00\u53d1\uff0c\u6db5\u76d6\u4e86\u591a\u4e2a\u9886\u57df\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u7ecf\u5178\u7684 Python \u5b9e\u6218\u9879\u76ee\u53ca\u5176\u89e3\u6790\uff0c\u5e2e\u52a9\u4f60\u4e86\u89e3\u5982\u4f55\u5c06 Python \u6280\u80fd\u5e94\u7528\u4e8e\u5b9e\u9645\u5f00\u53d1\u4e2d\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">1. <strong>Web Scraping\uff08\u7f51\u9875\u722c\u866b\uff09<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u6293\u53d6\u7f51\u7ad9\u4e0a\u7684\u6570\u636e\uff0c\u5982\u65b0\u95fb\u7f51\u7ad9\u3001\u7535\u5b50\u5546\u52a1\u5e73\u53f0\u7684\u5546\u54c1\u4fe1\u606f\u3001\u80a1\u7968\u5e02\u573a\u6570\u636e\u7b49\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u9879\u76ee\u7279\u70b9\uff1a<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528 <strong>requests<\/strong> \u5e93\u8fdb\u884c HTTP \u8bf7\u6c42\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528 <strong>BeautifulSoup<\/strong> \u6216 <strong>lxml<\/strong> \u5e93\u89e3\u6790 HTML \u5185\u5bb9\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528 <strong>Pandas<\/strong> \u6216 <strong>JSON<\/strong> \u5e93\u5b58\u50a8\u6293\u53d6\u5230\u7684\u6570\u636e\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u9879\u76ee\u89e3\u6790\uff1a<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9700\u6c42<\/strong>\uff1a\u722c\u53d6\u67d0\u4e2a\u7535\u5546\u7f51\u7ad9\u7684\u5546\u54c1\u4fe1\u606f\uff0c\u5982\u5546\u54c1\u540d\u79f0\u3001\u4ef7\u683c\u3001\u8bc4\u8bba\u7b49\uff0c\u5e76\u5c06\u5176\u4fdd\u5b58\u5230 CSV \u6587\u4ef6\u4e2d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9e\u73b0\u6b65\u9aa4<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4f7f\u7528 <code>requests.get()<\/code> \u53d1\u8d77 GET \u8bf7\u6c42\uff0c\u83b7\u53d6\u7f51\u9875 HTML \u5185\u5bb9\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528 <code>BeautifulSoup<\/code> \u6216 <code>lxml<\/code> \u6765\u89e3\u6790 HTML \u5185\u5bb9\uff0c\u63d0\u53d6\u76ee\u6807\u6570\u636e\u3002<\/li>\n\n\n\n<li>\u5c06\u63d0\u53d6\u7684\u6570\u636e\u4fdd\u5b58\u5728\u672c\u5730\u6587\u4ef6\uff0c\u5982 CSV \u6216\u6570\u636e\u5e93\u4e2d\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528\u5b9a\u65f6\u4efb\u52a1\u8c03\u5ea6\uff08\u5982 <strong>cron<\/strong>\uff09\u5b9a\u671f\u6267\u884c\u6293\u53d6\u4efb\u52a1\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>import requests\nfrom bs4 import BeautifulSoup\nimport csv\n\n# \u53d1\u8d77\u8bf7\u6c42\u5e76\u83b7\u53d6\u7f51\u9875\nurl = \"https:\/\/example.com\/products\"\nresponse = requests.get(url)\nsoup = BeautifulSoup(response.text, 'html.parser')\n\n# \u63d0\u53d6\u5546\u54c1\u4fe1\u606f\nproducts = soup.find_all('div', class_='product')\nproduct_list = &#91;]\n\nfor product in products:\n    name = product.find('h2').text\n    price = product.find('span', class_='price').text\n    product_list.append(&#91;name, price])\n\n# \u4fdd\u5b58\u6570\u636e\u5230 CSV \u6587\u4ef6\nwith open('products.csv', 'w', newline='') as file:\n    writer = csv.writer(file)\n    writer.writerow(&#91;'Product Name', 'Price'])\n    writer.writerows(product_list)<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6311\u6218\u70b9<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5904\u7406\u52a8\u6001\u52a0\u8f7d\u7684\u6570\u636e\uff08\u5982\u4f7f\u7528 <code>Selenium<\/code> \u6a21\u62df\u6d4f\u89c8\u5668\u884c\u4e3a\uff09\u3002<\/li>\n\n\n\n<li>\u53cd\u722c\u866b\u673a\u5236\uff08\u5982 IP \u9650\u5236\u3001\u9a8c\u8bc1\u7801\u7b49\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">2. <strong>Flask Web \u5e94\u7528<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u5feb\u901f\u6784\u5efa\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u7684 Web \u5e94\u7528\uff0c\u9002\u7528\u4e8e\u5c55\u793a\u3001API\u3001\u539f\u578b\u5f00\u53d1\u7b49\u573a\u666f\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u9879\u76ee\u7279\u70b9\uff1a<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528 <strong>Flask<\/strong> \u6846\u67b6\u5f00\u53d1 Web \u5e94\u7528\u3002<\/li>\n\n\n\n<li>\u652f\u6301 HTTP \u8bf7\u6c42\u8def\u7531\uff0c\u6e32\u67d3 HTML \u6a21\u677f\uff0c\u5904\u7406\u8868\u5355\u6570\u636e\u7b49\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528 <strong>SQLite<\/strong> \u6216 <strong>PostgreSQL<\/strong> \u7b49\u6570\u636e\u5e93\u5b58\u50a8\u6570\u636e\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u9879\u76ee\u89e3\u6790\uff1a<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9700\u6c42<\/strong>\uff1a\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u535a\u5ba2\u5e94\u7528\uff0c\u7528\u6237\u53ef\u4ee5\u6ce8\u518c\u3001\u767b\u5f55\u3001\u53d1\u5e03\u548c\u67e5\u770b\u6587\u7ae0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9e\u73b0\u6b65\u9aa4<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4f7f\u7528 <code>Flask<\/code> \u521b\u5efa\u5e94\u7528\uff0c\u8bbe\u7f6e\u8def\u7531\u548c\u89c6\u56fe\u51fd\u6570\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528 <strong>Jinja2<\/strong> \u6a21\u677f\u5f15\u64ce\u6e32\u67d3 HTML\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528 <strong>Flask-WTF<\/strong> \u5904\u7406\u8868\u5355\u63d0\u4ea4\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528 <strong>Flask-SQLAlchemy<\/strong> \u8fde\u63a5\u6570\u636e\u5e93\u5e76\u8fdb\u884c\u6570\u636e\u5b58\u50a8\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>from flask import Flask, render_template, request, redirect, url_for\nfrom flask_sqlalchemy import SQLAlchemy\n\napp = Flask(__name__)\napp.config&#91;'SQLALCHEMY_DATABASE_URI'] = 'sqlite:\/\/\/blog.db'\ndb = SQLAlchemy(app)\n\nclass Post(db.Model):\n    id = db.Column(db.Integer, primary_key=True)\n    title = db.Column(db.String(100), nullable=False)\n    content = db.Column(db.Text, nullable=False)\n\n@app.route('\/')\ndef index():\n    posts = Post.query.all()\n    return render_template('index.html', posts=posts)\n\n@app.route('\/create', methods=&#91;'GET', 'POST'])\ndef create_post():\n    if request.method == 'POST':\n        title = request.form&#91;'title']\n        content = request.form&#91;'content']\n        new_post = Post(title=title, content=content)\n        db.session.add(new_post)\n        db.session.commit()\n        return redirect(url_for('index'))\n    return render_template('create.html')\n\nif __name__ == '__main__':\n    app.run(debug=True)<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6311\u6218\u70b9<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8bbe\u8ba1\u7528\u6237\u8ba4\u8bc1\uff08\u767b\u5f55\u3001\u6ce8\u518c\uff09\u3002<\/li>\n\n\n\n<li>\u5904\u7406\u8868\u5355\u9a8c\u8bc1\u548c\u9519\u8bef\u63d0\u793a\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">3. <strong>\u547d\u4ee4\u884c\u5de5\u5177\uff08CLI \u5de5\u5177\uff09<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u5f00\u53d1\u7528\u4e8e\u81ea\u52a8\u5316\u5904\u7406\u7684\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u5982\u6587\u4ef6\u7ba1\u7406\u3001\u6570\u636e\u8f6c\u6362\u3001\u6279\u91cf\u5904\u7406\u4efb\u52a1\u7b49\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u9879\u76ee\u7279\u70b9\uff1a<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528 <strong>argparse<\/strong> \u6216 <strong>click<\/strong> \u5904\u7406\u547d\u4ee4\u884c\u53c2\u6570\u3002<\/li>\n\n\n\n<li>\u901a\u8fc7\u547d\u4ee4\u884c\u63a5\u53e3\u63d0\u4f9b\u5404\u79cd\u529f\u80fd\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u9879\u76ee\u89e3\u6790\uff1a<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9700\u6c42<\/strong>\uff1a\u521b\u5efa\u4e00\u4e2a\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u7528\u4e8e\u6279\u91cf\u91cd\u547d\u540d\u6587\u4ef6\u5939\u4e2d\u7684\u56fe\u7247\u6587\u4ef6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9e\u73b0\u6b65\u9aa4<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4f7f\u7528 <code>argparse<\/code> \u5904\u7406\u547d\u4ee4\u884c\u53c2\u6570\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528 <code>os<\/code> \u548c <code>shutil<\/code> \u6a21\u5757\u5904\u7406\u6587\u4ef6\u548c\u6587\u4ef6\u5939\u64cd\u4f5c\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>import os\nimport argparse\n\ndef rename_files(directory, prefix):\n    for filename in os.listdir(directory):\n        if filename.endswith('.jpg') or filename.endswith('.png'):\n            old_name = os.path.join(directory, filename)\n            new_name = os.path.join(directory, prefix + \"_\" + filename)\n            os.rename(old_name, new_name)\n            print(f'Renamed {filename} to {prefix}_{filename}')\n\nif __name__ == \"__main__\":\n    parser = argparse.ArgumentParser(description=\"Batch rename image files.\")\n    parser.add_argument('directory', help=\"Directory containing the images\")\n    parser.add_argument('prefix', help=\"Prefix to add to filenames\")\n\n    args = parser.parse_args()\n    rename_files(args.directory, args.prefix)<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6311\u6218\u70b9<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u63d0\u4f9b\u6587\u4ef6\u64cd\u4f5c\u7684\u9519\u8bef\u5904\u7406\uff08\u5982\u6587\u4ef6\u4e0d\u5b58\u5728\u3001\u6743\u9650\u95ee\u9898\u7b49\uff09\u3002<\/li>\n\n\n\n<li>\u63d0\u4f9b\u6613\u7528\u7684\u547d\u4ee4\u884c\u53c2\u6570\uff0c\u5e76\u786e\u4fdd\u826f\u597d\u7684\u7528\u6237\u4f53\u9a8c\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">4. <strong>\u673a\u5668\u5b66\u4e60\u5e94\u7528<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u6784\u5efa\u4e00\u4e2a\u673a\u5668\u5b66\u4e60\u5e94\u7528\uff0c\u4f8b\u5982\u5206\u7c7b\u5668\u3001\u56de\u5f52\u6a21\u578b\u3001\u63a8\u8350\u7cfb\u7edf\u7b49\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u9879\u76ee\u7279\u70b9\uff1a<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528 <strong>scikit-learn<\/strong>\u3001<strong>TensorFlow<\/strong> \u6216 <strong>PyTorch<\/strong> \u7b49\u5e93\u8fdb\u884c\u673a\u5668\u5b66\u4e60\u5efa\u6a21\u3002<\/li>\n\n\n\n<li>\u5904\u7406\u6570\u636e\u9884\u5904\u7406\u3001\u7279\u5f81\u5de5\u7a0b\u3001\u6a21\u578b\u8bad\u7ec3\u548c\u8bc4\u4f30\u7b49\u4efb\u52a1\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u9879\u76ee\u89e3\u6790\uff1a<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9700\u6c42<\/strong>\uff1a\u4f7f\u7528 <code>scikit-learn<\/code> \u6784\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u5206\u7c7b\u5668\uff0c\u7528\u4e8e\u6839\u636e\u82b1\u5349\u7684\u7279\u5f81\u9884\u6d4b\u5176\u7c7b\u522b\uff08\u9e22\u5c3e\u82b1\u6570\u636e\u96c6\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9e\u73b0\u6b65\u9aa4<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4f7f\u7528 <code>scikit-learn<\/code> \u63d0\u4f9b\u7684\u6570\u636e\u96c6\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528\u4e0d\u540c\u7684\u6a21\u578b\u8fdb\u884c\u8bad\u7ec3\uff0c\u5982\u903b\u8f91\u56de\u5f52\u3001\u51b3\u7b56\u6811\u7b49\u3002<\/li>\n\n\n\n<li>\u5bf9\u6a21\u578b\u8fdb\u884c\u8bc4\u4f30\u5e76\u9009\u62e9\u6700\u4f73\u6a21\u578b\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>from sklearn.datasets import load_iris\nfrom sklearn.model_selection import train_test_split\nfrom sklearn.linear_model import LogisticRegression\nfrom sklearn.metrics import accuracy_score\n\n# \u52a0\u8f7d\u9e22\u5c3e\u82b1\u6570\u636e\u96c6\niris = load_iris()\nX = iris.data\ny = iris.target\n\n# \u62c6\u5206\u6570\u636e\u96c6\nX_train, X_test, y_train, y_test = train_test_split(X, y, test_size=0.3, random_state=42)\n\n# \u8bad\u7ec3\u903b\u8f91\u56de\u5f52\u6a21\u578b\nmodel = LogisticRegression(max_iter=200)\nmodel.fit(X_train, y_train)\n\n# \u9884\u6d4b\u5e76\u8bc4\u4f30\ny_pred = model.predict(X_test)\nprint(f'Accuracy: {accuracy_score(y_test, y_pred):.2f}')<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6311\u6218\u70b9<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6570\u636e\u9884\u5904\u7406\u548c\u7279\u5f81\u5de5\u7a0b\uff0c\u786e\u4fdd\u6570\u636e\u9002\u5408\u5efa\u6a21\u3002<\/li>\n\n\n\n<li>\u6a21\u578b\u8c03\u4f18\u548c\u8bc4\u4f30\uff0c\u9009\u62e9\u9002\u5408\u4efb\u52a1\u7684\u6a21\u578b\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">5. <strong>\u81ea\u52a8\u5316\u6d4b\u8bd5\u6846\u67b6<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u5f00\u53d1\u7528\u4e8e\u81ea\u52a8\u5316\u6d4b\u8bd5\u7684\u6846\u67b6\uff0c\u8fdb\u884c\u5355\u5143\u6d4b\u8bd5\u3001\u96c6\u6210\u6d4b\u8bd5\u7b49\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u9879\u76ee\u7279\u70b9\uff1a<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528 <strong>unittest<\/strong>\u3001<strong>pytest<\/strong> \u6216 <strong>nose<\/strong> \u7f16\u5199\u548c\u8fd0\u884c\u6d4b\u8bd5\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528 <strong>Selenium<\/strong> \u8fdb\u884c Web \u81ea\u52a8\u5316\u6d4b\u8bd5\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u9879\u76ee\u89e3\u6790\uff1a<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9700\u6c42<\/strong>\uff1a\u4e3a\u4e00\u4e2a Web \u5e94\u7528\u7f16\u5199\u81ea\u52a8\u5316\u6d4b\u8bd5\u811a\u672c\uff0c\u6d4b\u8bd5\u7528\u6237\u767b\u5f55\u529f\u80fd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9e\u73b0\u6b65\u9aa4<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4f7f\u7528 <code>unittest<\/code> \u6216 <code>pytest<\/code> \u7f16\u5199\u6d4b\u8bd5\u7528\u4f8b\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528 <code>Selenium<\/code> \u6267\u884c\u6d4f\u89c8\u5668\u81ea\u52a8\u5316\u64cd\u4f5c\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>from selenium import webdriver\nimport unittest\n\nclass TestLogin(unittest.TestCase):\n    def setUp(self):\n        self.driver = webdriver.Chrome()\n        self.driver.get(\"https:\/\/example.com\/login\")\n\n    def test_login(self):\n        username = self.driver.find_element_by_name(\"username\")\n        password = self.driver.find_element_by_name(\"password\")\n        submit_button = self.driver.find_element_by_name(\"submit\")\n\n        username.send_keys(\"test_user\")\n        password.send_keys(\"password123\")\n        submit_button.click()\n\n        # \u9a8c\u8bc1\u767b\u5f55\u6210\u529f\n        welcome_message = self.driver.find_element_by_id(\"welcome_message\")\n        self.assertIn(\"Welcome\", welcome_message.text)\n\n    def tearDown(self):\n        self.driver.quit()\n\nif __name__ == \"__main__\":\n    unittest.main()<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6311\u6218\u70b9<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6d4b\u8bd5\u73af\u5883\u7684\u642d\u5efa\u548c\u7ef4\u62a4\u3002<\/li>\n\n\n\n<li>\u5904\u7406\u52a8\u6001\u52a0\u8f7d\u7684\u5143\u7d20\u548c\u590d\u6742\u7684\u9875\u9762\u4ea4\u4e92\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u91cc\u5217\u51fa\u66f4\u591a\u7684 Python \u5b9e\u6218\u9879\u76ee\uff0c\u6db5\u76d6\u4e0d\u540c\u9886\u57df\u7684\u5e94\u7528\u548c\u6311\u6218\uff0c\u5e2e\u52a9\u4f60\u66f4\u5168\u9762\u5730\u7406\u89e3 Python \u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\u7684\u4f7f\u7528\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">6. <strong>\u804a\u5929\u673a\u5668\u4eba<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u5f00\u53d1\u4e00\u4e2a\u667a\u80fd\u804a\u5929\u673a\u5668\u4eba\uff0c\u53ef\u4ee5\u901a\u8fc7\u81ea\u7136\u8bed\u8a00\u5904\u7406\u4e0e\u7528\u6237\u4e92\u52a8\uff0c\u5e94\u7528\u4e8e\u5ba2\u6237\u652f\u6301\u3001\u81ea\u52a8\u95ee\u7b54\u7b49\u573a\u666f\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u9879\u76ee\u7279\u70b9\uff1a<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528 <strong>NLTK<\/strong> \u6216 <strong>spaCy<\/strong> \u8fdb\u884c\u81ea\u7136\u8bed\u8a00\u5904\u7406\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528 <strong>ChatterBot<\/strong> \u6216 <strong>Rasa<\/strong> \u7b49\u6846\u67b6\u6784\u5efa\u804a\u5929\u673a\u5668\u4eba\u3002<\/li>\n\n\n\n<li>\u96c6\u6210\u5230 Web \u6216\u684c\u9762\u5e94\u7528\u4e2d\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u9879\u76ee\u89e3\u6790\uff1a<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9700\u6c42<\/strong>\uff1a\u6784\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u95ee\u7b54\u578b\u804a\u5929\u673a\u5668\u4eba\uff0c\u80fd\u591f\u56de\u7b54\u4e00\u4e9b\u5e38\u89c1\u95ee\u9898\uff0c\u5982&#8221;\u4eca\u5929\u7684\u5929\u6c14\u5982\u4f55&#8221;\u3001&#8221;\u4f60\u4f1a\u505a\u4ec0\u4e48&#8221;\u7b49\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9e\u73b0\u6b65\u9aa4<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4f7f\u7528 <code>ChatterBot<\/code> \u5e93\u521b\u5efa\u4e00\u4e2a\u804a\u5929\u673a\u5668\u4eba\uff0c\u8bad\u7ec3\u5176\u56de\u7b54\u95ee\u9898\u3002<\/li>\n\n\n\n<li>\u5904\u7406\u7528\u6237\u8f93\u5165\u5e76\u8fd4\u56de\u56de\u7b54\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>from chatterbot import ChatBot\nfrom chatterbot.trainers import ChatterBotCorpusTrainer\n\n# \u521b\u5efa\u804a\u5929\u673a\u5668\u4eba\nchatbot = ChatBot('Bot')\ntrainer = ChatterBotCorpusTrainer(chatbot)\n\n# \u8bad\u7ec3\u673a\u5668\u4eba\ntrainer.train(\"chatterbot.corpus.english\")\n\n# \u542f\u52a8\u804a\u5929\nwhile True:\n    try:\n        user_input = input(\"You: \")\n        response = chatbot.get_response(user_input)\n        print(f\"Bot: {response}\")\n    except (KeyboardInterrupt, EOFError, SystemExit):\n        break<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6311\u6218\u70b9<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5904\u7406\u81ea\u7136\u8bed\u8a00\u8f93\u5165\u7684\u590d\u6742\u6027\uff0c\u8bc6\u522b\u5e76\u7406\u89e3\u7528\u6237\u7684\u610f\u56fe\u3002<\/li>\n\n\n\n<li>\u5728\u4e0d\u540c\u9886\u57df\u8fdb\u884c\u591a\u8f6e\u5bf9\u8bdd\u65f6\u7684\u4e0a\u4e0b\u6587\u7ba1\u7406\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">7. <strong>\u63a8\u8350\u7cfb\u7edf<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u6784\u5efa\u4e00\u4e2a\u57fa\u4e8e\u7528\u6237\u5386\u53f2\u884c\u4e3a\u3001\u5174\u8da3\u6216\u5185\u5bb9\u7684\u63a8\u8350\u7cfb\u7edf\uff0c\u7528\u4e8e\u7535\u5f71\u63a8\u8350\u3001\u7535\u5546\u63a8\u8350\u7b49\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u9879\u76ee\u7279\u70b9\uff1a<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528 <strong>Collaborative Filtering<\/strong> \u6216 <strong>Content-Based Filtering<\/strong> \u7b97\u6cd5\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528 <strong>Scikit-learn<\/strong> \u6216 <strong>TensorFlow<\/strong> \u6784\u5efa\u63a8\u8350\u6a21\u578b\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u9879\u76ee\u89e3\u6790\uff1a<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9700\u6c42<\/strong>\uff1a\u6784\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u7535\u5f71\u63a8\u8350\u7cfb\u7edf\uff0c\u6839\u636e\u7528\u6237\u7684\u8bc4\u5206\u63a8\u8350\u5176\u4ed6\u53ef\u80fd\u559c\u6b22\u7684\u7535\u5f71\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9e\u73b0\u6b65\u9aa4<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4f7f\u7528 <strong>Pandas<\/strong> \u52a0\u8f7d\u7528\u6237\u8bc4\u5206\u6570\u636e\u3002<\/li>\n\n\n\n<li>\u57fa\u4e8e <strong>\u534f\u540c\u8fc7\u6ee4\u7b97\u6cd5<\/strong>\uff08\u5982\u7528\u6237-\u7269\u54c1\u77e9\u9635\uff09\u6765\u8fdb\u884c\u63a8\u8350\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>import pandas as pd\nfrom sklearn.neighbors import NearestNeighbors\n\n# \u6a21\u62df\u7528\u6237\u8bc4\u5206\u6570\u636e\ndata = {\n    'user': &#91;1, 1, 2, 2, 3, 3],\n    'movie': &#91;1, 2, 1, 3, 2, 3],\n    'rating': &#91;5, 4, 3, 5, 4, 2]\n}\n\ndf = pd.DataFrame(data)\n\n# \u6784\u5efa\u7528\u6237-\u7535\u5f71\u77e9\u9635\nuser_movie_matrix = df.pivot(index='user', columns='movie', values='rating').fillna(0)\n\n# \u4f7f\u7528 KNN \u8fdb\u884c\u63a8\u8350\nknn = NearestNeighbors(n_neighbors=2, metric='cosine')\nknn.fit(user_movie_matrix.values.T)\n\n# \u63a8\u8350\u7535\u5f71\u7ed9\u7528\u6237 1\nmovie_indices = knn.kneighbors(&#91;user_movie_matrix.iloc&#91;0].values])\nprint(f\"Recommended movies for User 1: {movie_indices}\")<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6311\u6218\u70b9<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5904\u7406\u6570\u636e\u7a00\u758f\u95ee\u9898\uff0c\u7279\u522b\u662f\u5728\u5927\u89c4\u6a21\u6570\u636e\u96c6\u4e0b\u3002<\/li>\n\n\n\n<li>\u8fdb\u884c\u51b7\u542f\u52a8\u95ee\u9898\u7684\u5904\u7406\uff0c\u5373\u5bf9\u65b0\u7528\u6237\u548c\u65b0\u7269\u54c1\u7684\u63a8\u8350\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">8. <strong>\u8d22\u52a1\u7ba1\u7406\u7cfb\u7edf<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u6784\u5efa\u4e2a\u4eba\u8d22\u52a1\u7ba1\u7406\u7cfb\u7edf\uff0c\u7528\u4e8e\u8bb0\u5f55\u652f\u51fa\u3001\u6536\u5165\u3001\u9884\u7b97\u7b49\u8d22\u52a1\u4fe1\u606f\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u9879\u76ee\u7279\u70b9\uff1a<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528 <strong>SQLite<\/strong> \u6216 <strong>PostgreSQL<\/strong> \u6570\u636e\u5e93\u5b58\u50a8\u8d22\u52a1\u6570\u636e\u3002<\/li>\n\n\n\n<li>\u63d0\u4f9b\u53ef\u89c6\u5316\u5206\u6790\uff08\u5982\u56fe\u8868\uff09\u4ee5\u4fbf\u67e5\u770b\u8d22\u52a1\u72b6\u51b5\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u9879\u76ee\u89e3\u6790\uff1a<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9700\u6c42<\/strong>\uff1a\u5f00\u53d1\u4e00\u4e2a\u7b80\u5355\u7684\u8d22\u52a1\u7ba1\u7406\u7cfb\u7edf\uff0c\u80fd\u591f\u8bb0\u5f55\u548c\u67e5\u8be2\u6bcf\u65e5\u652f\u51fa\u3001\u6536\u5165\uff0c\u5e76\u751f\u6210\u8d22\u52a1\u62a5\u8868\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9e\u73b0\u6b65\u9aa4<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4f7f\u7528 <strong>Flask<\/strong> \u521b\u5efa Web \u5e94\u7528\uff0c\u63d0\u4f9b\u5f55\u5165\u548c\u67e5\u8be2\u8d22\u52a1\u6570\u636e\u7684\u529f\u80fd\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528 <strong>Matplotlib<\/strong> \u6216 <strong>Plotly<\/strong> \u751f\u6210\u8d22\u52a1\u62a5\u8868\uff08\u5982\u997c\u56fe\u3001\u67f1\u72b6\u56fe\u7b49\uff09\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>import sqlite3\nimport matplotlib.pyplot as plt\n\n# \u521b\u5efa SQLite \u6570\u636e\u5e93\u5e76\u8fde\u63a5\nconn = sqlite3.connect('finance.db')\ncursor = conn.cursor()\n\n# \u521b\u5efa\u8868\u683c\ncursor.execute('''CREATE TABLE IF NOT EXISTS transactions (id INTEGER PRIMARY KEY, type TEXT, amount REAL, date TEXT)''')\n\n# \u63d2\u5165\u4e00\u4e9b\u8d22\u52a1\u6570\u636e\ncursor.execute(\"INSERT INTO transactions (type, amount, date) VALUES ('income', 1000, '2025-01-01')\")\ncursor.execute(\"INSERT INTO transactions (type, amount, date) VALUES ('expense', 200, '2025-01-02')\")\nconn.commit()\n\n# \u67e5\u8be2\u8d22\u52a1\u6570\u636e\ncursor.execute(\"SELECT type, sum(amount) FROM transactions GROUP BY type\")\ndata = cursor.fetchall()\n\n# \u53ef\u89c6\u5316\u6570\u636e\nlabels = &#91;d&#91;0] for d in data]\namounts = &#91;d&#91;1] for d in data]\n\nplt.bar(labels, amounts)\nplt.title('Income vs Expense')\nplt.show()<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6311\u6218\u70b9<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8bbe\u8ba1\u7528\u6237\u53cb\u597d\u7684\u754c\u9762\u3002<\/li>\n\n\n\n<li>\u8fdb\u884c\u8d22\u52a1\u6570\u636e\u7684\u5408\u7406\u5206\u6790\uff0c\u63d0\u4f9b\u6709\u7528\u7684\u89c1\u89e3\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">9. <strong>\u5b9e\u65f6\u80a1\u7968\u4ef7\u683c\u76d1\u63a7<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u6784\u5efa\u4e00\u4e2a\u80a1\u7968\u4ef7\u683c\u5b9e\u65f6\u76d1\u63a7\u7cfb\u7edf\uff0c\u81ea\u52a8\u6293\u53d6\u80a1\u7968\u5e02\u573a\u7684\u6570\u636e\u5e76\u8fdb\u884c\u5206\u6790\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u9879\u76ee\u7279\u70b9\uff1a<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528 <strong>requests<\/strong> \u6293\u53d6\u80a1\u7968\u6570\u636e\uff0c\u53ef\u80fd\u9700\u8981\u4f7f\u7528 <strong>WebSocket<\/strong> \u8fdb\u884c\u5b9e\u65f6\u6570\u636e\u6d41\u3002<\/li>\n\n\n\n<li>\u901a\u8fc7 <strong>Pandas<\/strong> \u8fdb\u884c\u6570\u636e\u5904\u7406\uff0c\u7ed3\u5408 <strong>Matplotlib<\/strong> \u6216 <strong>Plotly<\/strong> \u751f\u6210\u56fe\u8868\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u9879\u76ee\u89e3\u6790\uff1a<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9700\u6c42<\/strong>\uff1a\u521b\u5efa\u4e00\u4e2a\u5b9e\u65f6\u80a1\u7968\u76d1\u63a7\u7cfb\u7edf\uff0c\u80fd\u591f\u6293\u53d6\u6307\u5b9a\u80a1\u7968\u7684\u5b9e\u65f6\u4ef7\u683c\u5e76\u8fdb\u884c\u56fe\u8868\u5c55\u793a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9e\u73b0\u6b65\u9aa4<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4f7f\u7528 <strong>requests<\/strong> \u6216 <strong>yfinance<\/strong> \u5e93\u83b7\u53d6\u80a1\u7968\u6570\u636e\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528 <strong>Matplotlib<\/strong> \u5b9a\u65f6\u7ed8\u5236\u5b9e\u65f6\u80a1\u7968\u7684\u4ef7\u683c\u8d8b\u52bf\u56fe\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>import yfinance as yf\nimport matplotlib.pyplot as plt\n\n# \u83b7\u53d6\u80a1\u7968\u6570\u636e\uff08\u4ee5\u82f9\u679c\u4e3a\u4f8b\uff09\nstock = yf.Ticker('AAPL')\ndata = stock.history(period='1d', interval='1m')\n\n# \u7ed8\u5236\u80a1\u4ef7\u8d70\u52bf\nplt.plot(data.index, data&#91;'Close'])\nplt.title('Apple Stock Price')\nplt.xlabel('Time')\nplt.ylabel('Price (USD)')\nplt.show()<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6311\u6218\u70b9<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5904\u7406\u5b9e\u65f6\u6570\u636e\u6d41\u7684\u66f4\u65b0\u3002<\/li>\n\n\n\n<li>\u5bf9\u6570\u636e\u8fdb\u884c\u5b9e\u65f6\u5206\u6790\uff0c\u7ed9\u51fa\u4e70\u5165\u5356\u51fa\u7684\u5efa\u8bae\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">10. <strong>\u793e\u4ea4\u5a92\u4f53\u5206\u6790\uff08Sentiment Analysis\uff09<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u5206\u6790\u793e\u4ea4\u5a92\u4f53\u4e0a\u7684\u60c5\u611f\uff08\u6b63\u9762\u3001\u8d1f\u9762\u3001\u4e2d\u7acb\uff09\uff0c\u5982\u5206\u6790 Twitter \u4e0a\u7684\u8bc4\u8bba\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u9879\u76ee\u7279\u70b9\uff1a<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528 <strong>Tweepy<\/strong> \u6216 <strong>BeautifulSoup<\/strong> \u6293\u53d6\u793e\u4ea4\u5a92\u4f53\u6570\u636e\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528 <strong>TextBlob<\/strong> \u6216 <strong>VADER<\/strong> \u8fdb\u884c\u60c5\u611f\u5206\u6790\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528 <strong>Pandas<\/strong> \u5904\u7406\u548c\u5b58\u50a8\u6570\u636e\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u9879\u76ee\u89e3\u6790\uff1a<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9700\u6c42<\/strong>\uff1a\u6293\u53d6 Twitter \u4e0a\u7684\u67d0\u4e2a\u5173\u952e\u8bcd\u7684\u76f8\u5173\u63a8\u6587\uff0c\u5e76\u5bf9\u63a8\u6587\u8fdb\u884c\u60c5\u611f\u5206\u6790\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9e\u73b0\u6b65\u9aa4<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4f7f\u7528 <strong>Tweepy<\/strong> \u83b7\u53d6 Twitter \u6570\u636e\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528 <strong>TextBlob<\/strong> \u8fdb\u884c\u60c5\u611f\u5206\u6790\u3002<\/li>\n\n\n\n<li>\u7edf\u8ba1\u60c5\u611f\u5206\u5e03\u5e76\u53ef\u89c6\u5316\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>import tweepy\nfrom textblob import TextBlob\nimport matplotlib.pyplot as plt\n\n# Twitter API \u8bbe\u7f6e\uff08\u5047\u8bbe\u4f60\u5df2\u7ecf\u6709 API \u5bc6\u94a5\uff09\nconsumer_key = 'YOUR_CONSUMER_KEY'\nconsumer_secret = 'YOUR_CONSUMER_SECRET'\naccess_token = 'YOUR_ACCESS_TOKEN'\naccess_token_secret = 'YOUR_ACCESS_TOKEN_SECRET'\n\n# \u6388\u6743\u548c\u8fde\u63a5\nauth = tweepy.OAuthHandler(consumer_key, consumer_secret)\nauth.set_access_token(access_token, access_token_secret)\napi = tweepy.API(auth)\n\n# \u83b7\u53d6\u63a8\u6587\npublic_tweets = api.search('Python')\n\n# \u60c5\u611f\u5206\u6790\npositive, negative, neutral = 0, 0, 0\n\nfor tweet in public_tweets:\n    analysis = TextBlob(tweet.text)\n    if analysis.sentiment.polarity &gt; 0:\n        positive += 1\n    elif analysis.sentiment.polarity &lt; 0:\n        negative += 1\n    else:\n        neutral += 1\n\n# \u53ef\u89c6\u5316\u7ed3\u679c\nlabels = &#91;'Positive', 'Negative', 'Neutral']\nsizes = &#91;positive, negative, neutral]\nplt.pie(sizes, labels=labels, autopct='%1.1f%%')\nplt.title('Sentiment Analysis of Twitter Posts')\nplt.show()<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6311\u6218\u70b9<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5904\u7406\u5927\u91cf\u7684\u63a8\u6587\u6570\u636e\uff0c\u907f\u514d\u8fc7\u5ea6\u8c03\u7528 API\u3002<\/li>\n\n\n\n<li>\u5bf9\u60c5\u611f\u5206\u6790\u7ed3\u679c\u7684\u7cbe\u5ea6\u8fdb\u884c\u8bc4\u4f30\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u603b\u7ed3\uff1a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e9b\u7ecf\u5178\u7684 Python \u5b9e\u6218\u9879\u76ee\u6db5\u76d6\u4e86 Web \u5f00\u53d1\u3001\u6570\u636e\u5904\u7406\u3001\u673a\u5668\u5b66\u4e60\u3001\u81ea\u52a8\u5316\u7b49\u591a\u4e2a\u9886\u57df\uff0c\u4ece\u7b80\u5355\u7684\u547d\u4ee4\u884c\u5de5\u5177\u5230\u590d\u6742\u7684\u673a\u5668\u5b66\u4e60\u3001\u81ea\u7136\u8bed\u8a00\u5904\u7406\u7b49\u6280\u672f\u5e94\u7528\u3002\u6bcf\u4e2a\u9879\u76ee\u6709\u5176\u72ec\u7279\u7684\u6311\u6218\u548c\u9700\u6c42\uff0c\u90fd\u80fd\u5e2e\u52a9\u4f60\u63d0\u5347 Python \u7f16\u7a0b\u6280\u80fd\uff0c\u5e76\u5e94\u5bf9\u73b0\u5b9e\u5f00\u53d1\u4e2d\u7684\u5404\u79cd\u95ee\u9898\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u8fc7\u7a0b\u4e2d\uff0c\u4f60\u4f1a\u9047\u5230\u8bb8\u591a\u4e0d\u540c\u7684\u6311\u6218\uff0c\u5173\u952e\u662f\u4e0d\u65ad\u89e3\u51b3\u95ee\u9898\u3001\u79ef\u7d2f\u7ecf\u9a8c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7ecf\u5178\u7684 Python \u5b9e\u6218\u9879\u76ee\u901a\u5e38\u5305\u62ec\u4ece\u57fa\u7840\u5e94\u7528\u5230\u590d\u6742\u7684\u7cfb\u7edf\u7ea7\u5f00\u53d1\uff0c\u6db5\u76d6\u4e86\u591a\u4e2a\u9886\u57df\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u7ecf\u5178\u7684 Pyth [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[54],"tags":[],"class_list":["post-821","post","type-post","status-publish","format-standard","hentry","category-python"],"_links":{"self":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/821","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/comments?post=821"}],"version-history":[{"count":1,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/821\/revisions"}],"predecessor-version":[{"id":822,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/821\/revisions\/822"}],"wp:attachment":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/media?parent=821"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/categories?post=821"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/tags?post=821"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}