![]() Tags have commonly used names that depend on their position in relation to other tags: The head tag contains data about the title of the page and other information. The main content of the web page goes into the body tag. There are two other tags inside an html tag. In HTML, tags are nested and we can go inside another tags. This tag tells the web browser that everything inside of it is HTML. It is a markup language that tells a browser how to layout content. HTML stands for Hyper Text Markup Language. When we perform web scraping, we are mainly interested in the main content of the web page, which is html. It renders the page and displays it to us. Images - image formats, such as JPG and PNG allow web pages to show pictures. JS - Javascript files add interactively to web pages. HTML - contains the main content of the page.ĬSS - add styles to make the page look nicer. The files fall into few main categories as follows:. ![]() Then the server sends back files that tell our browser how to render the page for us. This request is called a GET request, since we try to get files from the server. At first, our web browser makes a request to a web server. Accessing a web pageĪ two way process takes place, when we try to access a web page. Once fetched, then extraction can take place. Web scraping a web page involves fetching it and extracting from it. Web Scraping is the technique of automating this process. It is a very tedious job which can take many hours to complete. The only option then is to manually copy and paste the data. They do not offer the functionality to save a copy of this data for personal use. Most of the websites can only be viewed using a web browser. The examples include data analysis, natural language parsing and information security. Web scraping encompasses a wide variety of programming techniques and technologies. The program queries a web server, requests data (in the form of html and other files) and then parses that data to extract the required information. This is most commonly done by writing an automated program. The data is extracted from the websites and saved to a local file in the computer. Web scraping is also known as web harvesting, web data extraction or screen scraping. Web scraping is a technique used to extract large amounts of data from websites. The contents of this project are divided into various sections which are as follows:-īeautifulSoup functions – find() and find_all() In this project, I discuss web scraping technique using BeautifulSoup, which is the Python library for parsing HTML and XML documents. Web Scraping with Python and BeautifulSoup
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