1.爬取豆瓣top250书籍
import requests
import json
import csv
from bs4 import BeautifulSoup
books = []
def book_name(url):
res = requests.get(url)
html = res.text
soup = BeautifulSoup(html, 'html.parser')
items = soup.find(class_=grid-16-8 clearfix).find(class_=indent).find_all('table')
for i in i