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ValueError)self r 1/opt/alt/python35/lib64/python3.5/_compression.py_check_not_closed s z BaseStream._check_not_closedc C s | j s t j d d S)NzFile not open for reading)readableioUnsupportedOperation)r r r r _check_can_read s zBaseStream._check_can_readc C s | j s t j d d S)NzFile not open for writing)writabler
r )r r r r _check_can_write s zBaseStream._check_can_writec C s: | j s t j d | j s6 t j d d S)Nz3Seeking is only supported on files open for readingz3The underlying file object does not support seeking)r r
r seekable)r r r r _check_can_seek s zBaseStream._check_can_seekN)__name__
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S)DecompressReaderc C s d S)NTr )r r r r r $ s zDecompressReader.readablec K sX | | _ d | _ d | _ d | _ | | _ | | _ | j | j | _ | | _ d S)NFr )_fp_eof_pos_size_decomp_factory _decomp_args
_decompressor_trailing_error)r fpdecomp_factorytrailing_error decomp_argsr r r __init__' s zDecompressReader.__init__c s d | _ t j S)N)r superclose)r ) __class__r r r% ; s zDecompressReader.closec C s
| j j S)N)r r )r r r r r ? s zDecompressReader.seekablec C sd t | K } | j d 2 } | j t | } | | d t |
zDecompressReader.readc C s; | j j d d | _ d | _ | j | j | _ d S)Nr F)r seekr r r r r )r r r r _rewindr s zDecompressReader._rewindc C s | t j k r n{ | t j k r1 | j | } n\ | t j k rx | j d k rh x | j t j rg qR W| j | } n t d j | | | j k r | j
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| | j 8} xB | d k r | j t t j | } | s P| t | 8} q W| j S)Nr z Invalid value for whence: {})
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