ADD file via upload

作业1.py

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+import requests
+from bs4 import BeautifulSoup
+import csv
+
+# 请求URL
+url = '<https://movie.douban.com/top250>'
+# 请求头部
+headers = {
+    'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.110 Safari/537.36'
+}
+
+# 解析页面函数
+def parse_html(html):
+    soup = BeautifulSoup(html, 'lxml')
+    movie_list = soup.find('ol', class_='grid_view').find_all('li')
+    for movie in movie_list:
+        title = movie.find('div', class_='hd').find('span', class_='title').get_text()
+        rating_num = movie.find('div', class_='star').find('span', class_='rating_num').get_text()
+        comment_num = movie.find('div', class_='star').find_all('span')[-1].get_text()
+        writer.writerow([title, rating_num, comment_num])
+
+# 保存数据函数
+def save_data():
+    f = open('douban_movie_top250.csv', 'a', newline='', encoding='utf-8-sig')
+    global writer
+    writer = csv.writer(f)
+    writer.writerow(['电影名称', '评分', '评价人数'])
+    for i in range(10):
+        url = '<https://movie.douban.com/top250?start=>' + str(i*25) + '&filter='
+        response = requests.get(url, headers=headers)
+        parse_html(response.text)
+    f.close()
+
+if __name__ == '__main__':
+    save_data()
+
+