使用CSDN-markdown编辑器粘贴代码块时崩溃问题解决

原因：代码段换行符失效，所有代码一行显示

解决方法：使用Chrome浏览器即可解决（使用Microsoft Edge会出现此问题）

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效果展示：

# _*_ coding:utf-8 _*_
import requests
from lxml import etree
import pymongo

client = pymongo.MongoClient('localhost',27017)
mydb = client['mydb']
timeline = mydb['timeline']

def get_time_info(url, page):
    user_id = url.split('/')
    user_id =user_id[4]
    if url.find('page='):
        page = page + 1
    html = requests.get(url)
    selector = etree.HTML(html.text)
    infos = selector.xpath('//ul[@class="note-list"]/li')

    for info in infos:
        dd = info.xpath('div/div/div/span/@data-datetime')[0]
        type = info.xpath('div/div/div/span/@data-type')[0]
        timeline.insert_one({'date':dd, 'type':type})    

    id_infos = selector.xpath('//ul[@class="note-list"]/li/@id')
    if len(id_infos) >1:
        feed_id = id_infos[-1]
        max_id = feed_id.split('-')[1]
        next_url = 'https://www.jianshu.com/users/%s/timeline?max_id=%s&page=%s' %(user_id, max_id, page)

        get_time_info(next_url, page)

if __name__ =='__main__':
    get_time_info('https://www.jianshu.com/users/9104ebf5e177/timeline', 1)