Create a BasicProperties object, with the properties specified

        :param str content_type: MIME content type
        :param str content_encoding: MIME content encoding
        :param dict headers: Message header field table
        :param int delivery_mode: Non-persistent (1) or persistent (2)
        :param int priority: Message priority, 0 to 9
        :param str correlation_id: Application correlation identifier
        :param str reply_to: Address to reply to
        :param str expiration: Message expiration specification
        :param str message_id: Application message identifier
        :param int timestamp: Message timestamp
        :param str message_type: Message type name
        :param str user_id: Creating user id
        :param str app_id: Creating application id
        :rtype: pika.BasicProperties

def _new_message_properties(self, content_type=None, content_encoding=None,
                                headers=None, delivery_mode=None, priority=None,
                                correlation_id=None, reply_to=None,
                                expiration=None, message_id=None,
                                timestamp=None, message_type=None, user_id=None,
                                app_id=None):
        """Create a BasicProperties object, with the properties specified

        :param str content_type: MIME content type
        :param str content_encoding: MIME content encoding
        :param dict headers: Message header field table
        :param int delivery_mode: Non-persistent (1) or persistent (2)
        :param int priority: Message priority, 0 to 9
        :param str correlation_id: Application correlation identifier
        :param str reply_to: Address to reply to
        :param str expiration: Message expiration specification
        :param str message_id: Application message identifier
        :param int timestamp: Message timestamp
        :param str message_type: Message type name
        :param str user_id: Creating user id
        :param str app_id: Creating application id
        :rtype: pika.BasicProperties

        """
        return pika.BasicProperties(content_type, content_encoding, headers,
                                    delivery_mode, priority, correlation_id,
                                    reply_to, expiration, message_id, timestamp,
                                    message_type, user_id, app_id)