code: def number(self, phone_number, send_digits=None, url=None, method=None,
                 status_callback_event=None, status_callback=None,
                 status_callback_method=None, **kwargs):
          
          return self.nest(Number(
              phone_number,
              send_digits=send_digits,
              url=url,
              method=method,
              status_callback_event=status_callback_event,
              status_callback=status_callback,
              status_callback_method=status_callback_method,
              **kwargs
          ))
docs: Create a <Number> element
  
          :param phone_number: Phone Number to dial
          :param send_digits: DTMF tones to play when the call is answered
          :param url: TwiML URL
          :param method: TwiML URL method
          :param status_callback_event: Events to call status callback
          :param status_callback: Status callback URL
          :param status_callback_method: Status callback URL method
          :param kwargs: additional attributes
  
          :returns: <Number> element