Your IP : 52.14.210.44
B
YI~d;�@sGdd�d�ZdS)c@sZeZdZddd�Zdd�Zdd�Zd d
�Zdd�Zddd�Zdd�Z ddd�Z
dd�ZdS)�ChunkTFc Cs�ddl}d|_||_|rd}nd}||_|�d�|_t|j�dkrFt�y |�|d|�d��d|_ Wn|j
k
r�td�YnX|r�|j d|_ d|_y|j��|_
Wnttfk
r�d|_YnXd|_dS) N�F�>�<��L�T)�struct�closed�align�file�read� chunkname�len�EOFError�unpack_from� chunksize�error� size_read�tell�offset�AttributeError�OSError�seekable)�selfrr
Z bigendianZ
inclheaderrZstrflag�r�*/opt/alt/python37/lib64/python3.7/chunk.py�__init__4s, zChunk.__init__cCs|jS)N)r
)rrrr�getnameNsz
Chunk.getnamecCs|jS)N)r)rrrr�getsizeRsz
Chunk.getsizecCs |jsz|��Wdd|_XdS)NT)r �skip)rrrr�closeVszChunk.closecCs|jrtd��dS)NzI/O operation on closed fileF)r �
ValueError)rrrr�isatty]szChunk.isattyrcCsv|jrtd��|jstd��|dkr0||j}n|dkrB||j}|dksT||jkrXt�|j�|j |d�||_dS)NzI/O operation on closed filezcannot seek��r)
r r!rrrr�RuntimeErrorr�seekr)r�pos�whencerrrr&bs
z
Chunk.seekcCs|jrtd��|jS)NzI/O operation on closed file)r r!r)rrrrrusz
Chunk.tell���cCs�|jrtd��|j|jkrdS|dkr2|j|j}||j|jkrN|j|j}|j�|�}|jt|�|_|j|jkr�|jr�|jd@r�|j�d�}|jt|�|_|S)NzI/O operation on closed file�rr#)r r!rrrrrr
)r�size�data�dummyrrrrzs
z
Chunk.readcCs�|jrtd��|jrlyB|j|j}|jr:|jd@r:|d}|j�|d�|j||_dStk
rjYnXx4|j|jkr�t d|j|j�}|�
|�}|snt�qnWdS)NzI/O operation on closed filer#i )r r!rrrr
rr&r�minrr)r�nr-rrrr�s"
z
Chunk.skipN)TTF)r)r))�__name__�
__module__�__qualname__rrrr r"r&rrrrrrrr3s
rN)rrrrr�<module>3r*
?>