[issue28243] Performance regression in functools.partial()

[STINNER Victor]

STINNER Victor added the comment:

The perf regression can be related to the new fastcall calling
convention or the work in ceval.c (new 16-bit regular bytecode, new
CALL_FUNCTION bytecodes).

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue28243>
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