Web Scraping Class

  1. Best Web Scraping Tools
  2. Web Scraping Software
  3. Web Scraping Using Class
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Many companies do not allow scraping on their websites, so this is a good way to learn. Just make sure to check before you scrape. Introduction to Web Scraping classroom Preview of codedamn classroom. If you want to code along, you can use this free codedamn classroom that consists of multiple labs to help you learn web scraping. Modern Web Scraping with Python using Scrapy Splash Selenium by Ahmed Rafik Udemy Course Become an expert in web scraping and web crawling using Python 3, Scrapy, Splash and Selenium 2nd EDITION (2020) At the time of writing this article, over 8962+ individuals have taken this course and left 1527+ reviews. What is Web Scraping? Web scraping is an automated method used to extract large amounts of data from websites. The data on the websites are unstructured. Web scraping helps collect these unstructured data and store it in a structured form. There are different ways to scrape websites such as online Services, APIs or writing your own code.

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PythonServer Side ProgrammingProgramming

BeautifulSoup is a class in the bs4 module of python. Basic purpose of building beautifulsoup is to parse HTML or XML documents.

Web Scraping Class

Installing bs4 (in-short beautifulsoup)

It is easy to install beautifulsoup on using pip module. Just run the below command on your command shell.

Running above command on your terminal, will see your screen something like -

To verify, if BeautifulSoup is successfully installed in your machine or not, just run below command in the same terminal−

Successful, great!.

Example 1

Find all the links from an html document Now, assume we have a HTML document and we want to collect all the reference links in the document. So first we will store the document as a string like below −

Now we will create a soup object by passing the above variable html_doc in the initializer function of beautifulSoup.

Now we have the soup object, we can apply methods of the BeautifulSoup class on it. Now we can find all the attributes of a tag and values in the attributes given in the html_doc.

From above code we are trying to get all the links in the html_doc string through a loop to get every <a> in the document and get the href attribute.

Best Web Scraping Tools

Below is our complete code to get all the links from the html_doc string.

Result

Example 2

Web Scraping Software

Prints all the links from a website with specific element (for example: python) mentioned in the link.

Below program will print all the URLs from a specific website which contains “python” in there link.

Web Scraping Using Class

Result