title: extract hidden email from webpage using requests and regular expression
body: <p>I want to find the email in this webpage:
  <a href="https://reachuae.com/livesearch/brand-detail/3910/A-ALICO-LTD-Sharjah" rel="nofollow noreferrer">https://reachuae.com/livesearch/brand-detail/3910/A-ALICO-LTD-Sharjah</a></p>
  <p>I created this code but no email found:</p>
  <pre><code>import requests
  import re
  
  url = 'https://reachuae.com/livesearch/brand-detail/3910/A-ALICO-LTD-Sharjah'
  
  headers = {'User-Agent': 'Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:76.0) Gecko/20100101 Firefox/76.0'}
  r = requests.get(url, headers=headers)
  print(r.status_code)
  page_text = r.text
  email = re.findall(r'\b[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,}\b',page_text)
  print(email)
  </code></pre>
  <p>return empty list</p>