retrieve_protected_email__web_scraping.py

# Taken from: https://stackoverflow.com/a/49207730/5600965

# This requires BeautifulSoup


# cfemail = element.__dict__['attrs'].get('data-cfemail')


def get_protected_email(cfemail):
    """
        ** Retrieve e-mail from the protected state
        ** Arguments:
            - cfemail: value of `data-cfemail` attribute
        ** Returns:
            - The e-mail in plain text (as string)
    """
    if not cfemail:
        return ''
    encoded_bytes = bytes.fromhex(cfemail)
    email = bytes(byte ^ encoded_bytes[0] for byte in encoded_bytes[1:]).decode('utf8')
    return email