Python-图片爬虫（云服务器代理下载）

app.py

#from flask import Flask, request, render_template, redirect, url_for, flash
#import os
#import requests
#from bs4 import BeautifulSoup
#from urllib.parse import urljoin
#import sys
#
#
#app = Flask(__name__)
#app.secret_key = 'your_secret_key'  # 必须设置密钥用于闪烁消息
#
#
#
#def fetch_and_save_images(url, save_dir='images'):
#    os.system('rm ../xx/images.zip')
#    if not os.path.exists(save_dir):
#        os.makedirs(save_dir)
#
#    headers = {
#        'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36'
#    }
#
#    try:
#        response = requests.get(url, headers=headers, timeout=10)
#        response.raise_for_status()
#
#        soup = BeautifulSoup(response.text, 'html.parser')
#        images = soup.find_all('img')
#
#        for index, img in enumerate(images):
#            img_url = img.get('src')
#            if img_url:
#                img_url = urljoin(url, img_url)
#                img_extension = os.path.splitext(img_url)[1].lower()
#
#                if img_extension not in ['.jpg', '.jpeg', '.png', '.gif']:
#                    continue
#
#                img_name = f'image_{index+1}{img_extension}'
#                img_path = os.path.join(save_dir, img_name)
#
#                try:
#                    img_response = requests.get(img_url, headers=headers, stream=True, timeout=10)
#                    img_response.raise_for_status()
#
#                    with open(img_path, 'wb') as file:
#                        for chunk in img_response.iter_content(chunk_size=8192):
#                            file.write(chunk)
#
#                except requests.RequestException as e:
#                    print(f"Error downloading image {img_url}: {e}")
#
#    except requests.RequestException as e:
#        print(f"Request error: {e}")
#
#@app.route('/', methods=['GET', 'POST'])
#def index():
#    if request.method == 'POST':
#        url = request.form.get('url')
#        if not url:
#            flash('URL is required!')
#            return redirect(url_for('index'))
#
#        fetch_and_save_images(url)
#        flash('Images have been saved successfully!')
#        os.system('zip -r ../xx/images.zip images/')
#        os.system('rm images -r')
#        return redirect(url_for('index'))
#
#    return render_template('index.html')
#
#if __name__ == '__main__':
#    app.run(debug=True)
#

mkdir templates
cd templates
vi index.html

#
#<!DOCTYPE html>
#<html lang="en">
#<head>
#    <meta charset="UTF-8">
#    <meta name="viewport" content="width=device-width, initial-scale=1.0">
#    <title>Image Downloader</title>
#</head>
#<body>
#    <h1>Image Downloader</h1>
#    <form method="post">
#        <label for="url">Enter URL:</label>
#        <input type="text" id="url" name="url" required>
#        <button type="submit">Download Images</button>
#    </form>
#    {% with messages = get_flashed_messages() %}
#        {% if messages %}
#            <ul>
#                {% for message in messages %}
#                    <li>{{ message }}</li>
#                {% endfor %}
#            </ul>
#        {% endif %}
#    {% endwith %}
#</body>
#</html>
#