docs: def check_page_for_warnings(html: str) -> None:
      """
      Checks if is any warnings on page if so raises an exception
      """
      soup = BeautifulSoup(html, 'html.parser')
      warnings = soup.find_all('div', {'class': 'service_msg_warning'})
      if warnings:
          exception_msg = '; '.join((warning.get_text() for warning in warnings))
          raise VVKPageWarningException(exception_msg)