3 �b�W��@s8dZddlZddlmZGdd�dejj�Zdd�ZdS) zDNS TTL conversion.�N�)�longc@seZdZdZdS)�BadTTLz!DNS TTL value is not well-formed.N)�__name__� __module__�__qualname__�__doc__�r r �/usr/lib/python3.6/ttl.pyrsrcCs*|j�rt|�}n�|dj�s"t�td�}td�}x�|D]�}|j�rZ|d9}|t|�7}q8|j�}|dkr|||td�7}nl|dkr�||td�7}nR|dkr�||td�7}n8|d kr�||td �7}n|dkr�||7}ntd|��d}q8W|dk�std ��|td�k�s|td�k�r&td��|S)z�Convert the text form of a TTL to an integer. The BIND 8 units syntax for TTLs (e.g. '1w6d4h3m10s') is supported. @param text: the textual TTL @type text: string @raises dns.ttl.BadTTL: the TTL is not well-formed @rtype: int r� �wi�: �di�Q�hi�m�<�szunknown unit '%s'ztrailing integeri��z0TTL should be between 0 and 2^31 - 1 (inclusive))�isdigitrr�lower)�textZtotalZcurrent�cr r r � from_texts8 r) rZ dns.exceptionZdnsZ_compatrZ exception�SyntaxErrorrrr r r r �s