[issue30476] Add _GenerateCRCTable() to zipfile.py to pre-compute CRC Table
Shubha Ramani
report at bugs.python.org
Thu May 25 16:25:14 EDT 2017
New submission from Shubha Ramani:
It is wasteful to generate the CRC Table every time, via _crctable = list(map(_gen_crc, range(256))). Better to have a pre-computed table.
I will submit the patch which incorporates this feature along with micro-benchmark results. Related issue:
http://bugs.python.org/issue30467
http://bugs.python.org/issue30468
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messages: 294513
nosy: serhiy.storchaka, shubhar
priority: normal
severity: normal
status: open
title: Add _GenerateCRCTable() to zipfile.py to pre-compute CRC Table
type: performance
versions: Python 3.7
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<http://bugs.python.org/issue30476>
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