[issue16350] zlib.Decompress.decompress() after EOF discards existing value of unused_data
Nadeem Vawda
report at bugs.python.org
Mon Nov 5 01:31:40 CET 2012
Nadeem Vawda added the comment:
> flush() does not update unconsumed_tail and unused_data.
>
> >>> import zlib
> >>> x = zlib.compress(b'abcdefghijklmnopqrstuvwxyz') + b'0123456789'
> >>> dco = zlib.decompressobj()
> >>> dco.decompress(x, 1)
> b'a'
> >>> dco.flush()
> b'bcdefghijklmnopqrstuvwxyz'
> >>> dco.unconsumed_tail
> b'NIMK\xcf\xc8\xcc\xca\xce\xc9\xcd\xcb/(,*.)-+\xaf\xa8\xac\x02\x00\x90\x86\x0b 0123456789'
> >>> dco.unused_data
> b''
I see another bug here - described in issue 16411.
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<http://bugs.python.org/issue16350>
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