Programmer Group

Unconsciously, the annual Spring Festival ticket grabbing screen has been pulled open, want to grab the ticket home quickly?As a programmer, you must know about these techniques. In order to make it faster and more convenient for people to grab train tickets, a variety of software for grabbing tickets should be created, most of which are mecha ...

Today's practice is to grab the news content locally, instead of printing the full text, you only need to print the first two or three paragraphs, so you can directly locate the p-tag of the first three paragraphs content1=driver.find_element_by_xpath("//*[@id='newsmain-ej']/div/div[1]/div[1]/div[4]/div/p[1]").text content2=dr ...

Integrated practice of id location -- automatic login Test scenario 1. Start the App and enter the login interface 2. Enter the user name "self study network 2018" and password "zxw2018" on the login page and click login. requirement analysis 1. The modules that detect and upgrade the pop-up window and the gu ...

Statement written earlier: As a self-taught crawler, Xiaobai uses the crawler to climb the cloud disk link of 8000 books, and then wants to transfer all the resources written in the link to his own cloud disk, in case of resource failure one day. Originally, I wanted to find a software that could be saved in batches on the Internet, but I didn' ...

At present, we use Python 2.7 (please do not despise, company environment, can't use Python 3) + robot framework to automate the function test. Today, we need to use selenium for web page operations, as follows   Installing the selenium 2 library Library Using pip installation, the process is simple: pip install robot framew ...

This article is the fourth in a series of articles "from introduction to persuasion". It can also be used as the previous onePuppeter applicationFollow up. Readers of this article: primary users of python, students who want to learn about crawlers or data grabbing. Want to know the users of selinum and beiotifulsoup Background: python ...

Catalog 1: Introduction to Polar Sliding Authentication Code 2. Ideas for Identifying Polar Sliding Verification Codes 3: Polar Verification Code Recognition 1: Introduction to Polar Sliding Authentication Code _In recent years, there have been some new types of verification codes that do not want t ...

1. Loop through all drop-down list values2. Radio drop-down list3. Selection and cancellation of multi selection list4. Operate the radio box, multi box, assert and select all5. Assert keywords in page source code6. screenshots7. Drag page elements 1. Loop through all drop-down list values <!--Practicing html--> //Education back ...

I. environment construction 1. Install chrome driver brew cask install chromedriver 2. Install selenium pip3 install selenium 3. Install beautiful soup4 pip3 install beautifulsoup4 4. Test with the following code from selenium import webdriver  driver = webdriver.Chrome() # The chrome browser is called here driver.get ...

                        . As shown in the red box below. It mainly uses Python's beutifulsoup and selenium, as well as the cloud coding platform (360 will be required to input the verification code after frequent inquiry of f ...