使用Python+BeautifulSoup+Xpath+Mongodb爬取知网所有期刊信息

使用Python+BeautifulSoup+Xpath+Mongodb爬取知网所有期刊信息 使用Python+BeautifulSoup+Xpath+Mongodb爬取知网所有期刊信息

import json
import requests
from lxml import etree
from bs4 import BeautifulSoup
from pymongo import MongoClient

base_url = 'https://t.cnki.net/knavi/journals/searchbaseinfo'


# 初始化mongodb实体类，存储数据库
class mongodb:
    def __init__