DavidCEllis:descriptor-cached-property - Branch - python-attrs/attrs

Replace cached_property on slotted classes with a new descriptor instead of writing `getattr`

#1488

Comparing

DavidCEllis:descriptor-cached-property

(

5e19f82

) with

main

(

850084d

)

-72%

Regressions: 1

Untouched: 13

New: 1

Benchmarks

Failed

test_repeated_access

bench/test_benchmarks.py::TestCachedProperties

Regression

-72%

255 µs910.2 µs

New

test_create_cached_property_class

bench/test_benchmarks.py::TestCachedProperties

N/A

N/A1.1 s

Passed

test_eq_unequal

bench/test_benchmarks.py

677 µs676.8 µs

test_create_simple_class_make_class

bench/test_benchmarks.py

1 s1 s

test_instantiate_no_defaults

bench/test_benchmarks.py

1.2 ms1.2 ms

test_eq_equal

bench/test_benchmarks.py

884.7 µs884.7 µs

test_hash

bench/test_benchmarks.py

1.1 ms1.1 ms

test_instantiate_with_defaults

bench/test_benchmarks.py

1.2 ms1.2 ms

test_create_simple_class

bench/test_benchmarks.py

1.1 s1.1 s

test_create_frozen_class

bench/test_benchmarks.py

1.3 s1.3 s

test_asdict_complicated

bench/test_benchmarks.py

-1%

9.4 ms9.4 ms

test_astuple_atomic

bench/test_benchmarks.py

-1%

5.7 ms5.7 ms

test_asdict_atomic

bench/test_benchmarks.py

-1%

6.3 ms6.3 ms

test_astuple_complicated

bench/test_benchmarks.py

-1%

8.7 ms8.8 ms

test_first_access

bench/test_benchmarks.py::TestCachedProperties

-1%

6.4 ms6.5 ms

Commits

Click on a commit to change the comparison range

Base

main

850084d

-0.04%

discrepancy

ea11e00

3 days ago

by DavidCEllis

-76.16%

Merge branch 'main' into descriptor-cached-property

f0a7887

1 day ago

by hynek

+4.22%

Try caching the get, set and delete methods for the slot.

921174e

1 day ago

by DavidCEllis

-0.01%

Add a benchmark for constructing classes with cached properties

65b5b35

21 hours ago

by DavidCEllis

+0.01%

[pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci

5e19f82

21 hours ago

by pre-commit-ci[bot]

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Replace cached_property on slotted classes with a new descriptor instead of writing `__getattr__`

Benchmarks

New

Passed

Commits

Replace cached_property on slotted classes with a new descriptor instead of writing `getattr`