code: def get_article_url(self):
          
          html = requests.get(self.url).text
          soup = BeautifulSoup(html, 'lxml')
          div = soup.find('div', class_='more-back')
  
          if div:
              parsed_uri = urlparse(self.url)
              domain = '{uri.scheme}://{uri.netloc}'.format(uri=parsed_uri)
              suffix = div.find('a', href=True)['href'].strip()
              article_url = domain + suffix
              return article_url
          else:
              return self.url
docs: Get the url of the TVP Info article itself, not the url of the preview with
          the 'Przejdź do artykułu' hyperlink.
  
          Returns:
              (str): Url of the article with the video.