title: How to get some specific real-time data from several websites continuously using Python (Django)?
body: <p>I am working on a web application that needs to pull data from other websites continuously. For example, the price of a product. 
  If the price changes on the original website, my site's price will also be changed automatically.  </p>
  
  <p><strong>Is it possible to scrape/pull/get data from other websites continuously like this?</strong> </p>