Programmer Group

1. Introduction Target site: Jinjiang Literature City Library Crawler Tool: BeautifulSoup Data analysis: pandas, matplotlib Word cloud: wordcloud, re PS.Given that jj boss is very stubborn and has only three servers and only a few offices in the community, it is recommended to slow down the crawl speed by sleep when crawling to reduce the ...

1, Installation of requests Library WIN platform: run cmd with win+R and execute pip install requests Official documents: https://docs.python-requests.org/zh_CN/latest/ Mine is already installed Test after successful installation import requests r = requests.get("http://www.baidu.com") print(r.text) 2, Seven main methods and simpl ...

preface 💨 The text and pictures of this article come from the network, only for learning and communication, and do not have any commercial purpose. If you have any questions, please contact us in time for handling. Previous content 💨 Introduction to Python crawler 01: Douban Top movie crawling Introduction to Python crawler 02: novel craw ...

preface 🔗 Running environment: Python 3🚩 Author: Classmate K📚 From column: Matplotlib tutorial🧿 Excellent column: Introduction to Python 100 questions🔥 Recommended column: Introduction to Xiaobai deep learning🥇 Selected columns: 100 cases of deep learning Everybody, I'm classmate K! Recently, a film "Changjin Lake" ha ...

catalogue 1. Common errors in waiting and packaging of selenium 2. Call the contents in print and compare the data 3. Enterprise wechat group sending and webhook parameter configuration 4. Summary          1. Common errors in waiting and packaging of selenium         When climbing some dynamic data encrypted by the ...

1, Introduction to basic structure of crawling program The first is the library that the program needs to call: import requests import bs4 import os Then write a function to parse the HTML of the web page: headers={'User-Agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.61 Safari/537.3 ...

1, Search engine and recommendation system         From the perspective of information acquisition, search and recommendation are two main means for users to obtain information. Both search and recommendation coexist on the Internet and offline. Search is an active behavior, and the needs of users are very clear. In the res ...

         Today is the second day of the National Day holiday. I've been playing for a day. Today, I'll sort out the ideas of data analysis homework written in the previous two days and type the manuscript for the experimental report. It is a reference for the little partners who are interested in reptiles ...

brief introduction - Selenium is one of the most widely used open source Web UI (user interface) automation test suites. ----Let my program connect to the browser and let the browser complete various complex operations. We only accept the final result -----selenium; Automated test tools ----You can open the browser. Then operate the browser l ...

Title: use the crawler to get all the book names recommended by the new book under this website This is the homework assigned by my teacher after I went online for the reptile course last Thursday. When I did it, I didn't know how to use the cycle. After consulting the students next to me, I probably understood the method used for this problem ...