How to Build an eBay Price Tracker using Python

One of the most significant applications of Web Scraping in retail and e-commerce is in monitoring competitor price movements. This, when done well, can mean extra revenue and also will allow the retailer to ensure that they are always in the game and are not taken by surprise by anything the competition is doing.

Here is a simple script that does that. We will use BeautifulSoup to help us extract information, and we will track the prices on eBay.