File: //lib64/python3.6/__pycache__/chunk.cpython-36.opt-2.pyc
3
\1 � @ s G d d� d�Z dS )c @ sZ e Zd Zddd�Zdd� Zdd� Zd d
� Zd d � Zddd�Zdd� Z ddd�Z
dd� Z dS ) �ChunkTFc C s� dd l }d| _|| _|r d}nd}|| _|jd�| _t| j�dk rFt�y |j|d |jd��d | _ W n |j
k
r� t�Y nX |r�| j d | _ d| _ y| jj � | _
W n ttfk
r� d| _Y nX d| _d S ) N� F�>�<� �L� T)�struct�closed�align�file�read� chunkname�len�EOFErrorZ unpack_from� chunksize�error� size_read�tell�offset�AttributeError�OSError�seekable)�selfr r
Z bigendianZ
inclheaderr Zstrflag� r � /usr/lib64/python3.6/chunk.py�__init__4 s,
zChunk.__init__c C s | j S )N)r
)r r r r �getnameN s z
Chunk.getnamec C s | j S )N)r )r r r r �getsizeR s z
Chunk.getsizec C s | j s z | j� W d d| _ X d S )NT)r �skip)r r r r �closeV s z Chunk.closec C s | j rtd��dS )Nz I/O operation on closed fileF)r �
ValueError)r r r r �isatty] s z Chunk.isattyr c C sv | j rtd��| js td��|dkr0|| j }n|dkrB|| j }|dk sT|| jkrXt�| jj| j | d� || _d S )Nz I/O operation on closed filez cannot seek� � r )
r r r r r r � RuntimeErrorr �seekr )r �pos�whencer r r r% b s
z
Chunk.seekc C s | j rtd��| jS )Nz I/O operation on closed file)r r r )r r r r r u s z
Chunk.tellr" c C s� | j rtd��| j| jkr dS |dk r2| j| j }|| j| j krN| j| j }| jj|�}| jt|� | _| j| jkr�| jr�| jd@ r�| jjd�}| jt|� | _|S )Nz I/O operation on closed file� r r" )r r r r r r r r
)r �size�data�dummyr r r r z s
z
Chunk.readc C s� | j rtd��| jrlyB| j| j }| jr:| jd@ r:|d }| jj|d� | j| | _d S tk
rj Y nX x4| j| jk r�t d| j| j �}| j
|�}|snt �qnW d S )Nz I/O operation on closed filer" i ) r r r r r r
r r% r �minr r )r �nr+ r r r r � s"
z
Chunk.skipN)TTF)r ���)r. ) �__name__�
__module__� __qualname__r r r r r! r% r r r r r r r r 3 s
r N)r r r r r �<module>3 s