[issue43575] map() instantiation time reducing by using PEP 590 vectorcall

[Dong-hee Na]

Change by Dong-hee Na :


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resolution:  -> fixed
stage: patch review -> resolved
status: open -> closed

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[issue43575] map() instantiation time reducing by using PEP 590 vectorcall

[Dong-hee Na]

Dong-hee Na  added the comment:


New changeset 86883d40e93acae980e52b90fddd7d042e439beb by Dong-hee Na in branch 
'master':
bpo-43575: Use PEP 590 vectorcall to speed up map() (GH-24955)
https://github.com/python/cpython/commit/86883d40e93acae980e52b90fddd7d042e439beb


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[issue43575] map() instantiation time reducing by using PEP 590 vectorcall

[Karthikeyan Singaravelan]

Change by Karthikeyan Singaravelan :


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nosy: +rhettinger

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[issue43575] map() instantiation time reducing by using PEP 590 vectorcall

[Dong-hee Na]

Change by Dong-hee Na :


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keywords: +patch
pull_requests: +23714
stage:  -> patch review
pull_request: https://github.com/python/cpython/pull/24955

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[issue43575] map() instantiation time reducing by using PEP 590 vectorcall

[Dong-hee Na]

New submission from Dong-hee Na :

+---+--+--+
| Benchmark | map_bench_master | map_bench_vectorcall |
+===+==+==+
| bench map | 151 ns   | 116 ns: 1.30x faster |
+---+--+--+

We already apply this feature for filter().
No reason not to apply map().

--
assignee: corona10
components: Interpreter Core
files: map_bench.py
messages: 389210
nosy: corona10, vstinner
priority: normal
severity: normal
status: open
title: map() instantiation time reducing by using PEP 590 vectorcall
type: performance
versions: Python 3.10
Added file: https://bugs.python.org/file49896/map_bench.py

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