[issue26275] perf.py: calibrate benchmarks using time, not using a fixed number of iterations

[STINNER Victor]

Changes by STINNER Victor <victor.stinner at gmail.com>:


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nosy: +florin.papa
title: perf.py: bm_regex_v8 doesn't seem reliable even with --rigorous -> perf.py: calibrate benchmarks using time, not using a fixed number of iterations

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue26275>
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