Checksum routine - new to Python

[Fredrik Lundh]

Peter Schneider-Kamp wrote:
> Excuse me, but how can you be sure it is the same algorithm?
> As far as I can read the sources to zlibmodule.c it uses the
> function crc32 defined in zlib.h of the underlying platform.

where the "underlying platform" is of course the zlib library by
Gailly and Adler: http://www.info-zip.org/pub/infozip/zlib/

(also see ISO 3309 and/or ITU-T V.42...)

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