项目10：爬网易新闻评论

python爬网易新闻评论，直接上代码吧。。。

【完整代码】

from bs4 import BeautifulSoup
import requests
import json,datetime,os

today=str(datetime.datetime.now())[5:7]+str(datetime.datetime.now())[8:10]

headers = {'User-Agent':'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/\
            537.11 (KHTML, like Gecko) Chrome/23.0.1271.64 Safari/537.11'}
news_num=0
mulu=''

print('本程序自动爬取网易新闻（国内/国际/要闻版）首页的70条新闻评论。生成文件并保存。\n\n制作：云云\n完工：2021-6-3')
key0=input('\n输入1-国内新闻，2-国际新闻，3-要闻：')
duiying={'1':'guonei','2':'guoji','3':'yaowen20200213'}
key=duiying[key0]

foldername=today+key+'/'
try:
    os.makedirs(foldername)
except:
    pass

def getcomments(idd):
    comment_num=0
    content=''
    url1='https://comment.api.163.com/api/v1/products/a2869674571f77b5a0867c3d71db5856/threads/'
    url2='/comments/hotList'
    url=url1+idd+url2

    params={'ibc': 'newspc',