code: def send_mail(template, to, **kwargs):
      
  
      def cb():
          return mail.send(to=to, template=template, **kwargs)
  
      return signals.send_mail(cb, data={"to": to, "template": template, "kwargs": kwargs})
docs: Alias to mail.send(), but makes template required
      ie: send_mail("welcome-to-the-site.txt", "user@email.com")
      :param template: 
      :param to:
      :param kwargs:
      :return: