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gh-104028: Reduce object creation while calling callback function from gc #104030

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merged 3 commits into from May 1, 2023
Merged

gh-104028: Reduce object creation while calling callback function from gc #104030

merged 3 commits into from May 1, 2023

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corona10
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@corona10 corona10 commented May 1, 2023 •
edited

From my microbenchmark, there was 4-5 % performance improvement.

Mean +- std dev: [base] 625 us +- 12 us -> [opt] 599 us +- 7 us: 1.04x faster

@corona10 corona10 requested a review from pablogsal as a code owner May 1, 2023 05:11
@bedevere-bot bedevere-bot mentioned this pull request May 1, 2023
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@corona10 corona10 changed the title gh-104028: Reduce objects creation while calling callback function on gc [WIP]gh-104028: Reduce objects creation while calling callback function on gc May 1, 2023
@corona10 corona10 changed the title [WIP]gh-104028: Reduce objects creation while calling callback function on gc gh-104028: Reduce objects creation while calling callback function on gc May 1, 2023
@corona10 corona10 changed the title gh-104028: Reduce objects creation while calling callback function on gc gh-104028: Reduce object creation while calling callback function on gc May 1, 2023
@corona10 corona10 changed the title gh-104028: Reduce object creation while calling callback function on gc gh-104028: Reduce object creation while calling callback function from gc May 1, 2023
pablogsal
pablogsal approved these changes May 1, 2023
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LGTM

@corona10 corona10 enabled auto-merge (squash) May 1, 2023 13:38
@corona10 corona10 merged commit e147694 into python:main May 1, 2023
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carljm added a commit to carljm/cpython that referenced this pull request May 1, 2023
@carljm
Merge branch 'main' into supermon
159b2aa 
* main: (26 commits)
  pythongh-104028: Reduce object creation while calling callback function from gc (pythongh-104030)
  pythongh-104036: Fix direct invocation of test_typing (python#104037)
  pythongh-102213: Optimize the performance of `__getattr__` (pythonGH-103761)
  pythongh-103895: Improve how invalid `Exception.__notes__` are displayed (python#103897)
  Adjust expression from `==` to `!=` in alignment with the meaning of the paragraph. (pythonGH-104021)
  pythongh-88496: Fix IDLE test hang on macOS (python#104025)
  Improve int test coverage (python#104024)
  pythongh-88773: Added teleport method to Turtle library (python#103974)
  pythongh-104015: Fix direct invocation of `test_dataclasses` (python#104017)
  pythongh-104012: Ensure test_calendar.CalendarTestCase.test_deprecation_warning consistently passes (python#104014)
  pythongh-103977: compile re expressions in platform.py only if required (python#103981)
  pythongh-98003: Inline call frames for CALL_FUNCTION_EX (pythonGH-98004)
  Replace Netlify with Read the Docs build previews (python#103843)
  Update name in acknowledgements and add mailmap (python#103696)
  pythongh-82054: allow test runner to split test_asyncio to execute in parallel by sharding. (python#103927)
  Remove non-existing tools from Sundry skiplist (python#103991)
  pythongh-103793: Defer formatting task name (python#103767)
  pythongh-87092: change assembler to use instruction sequence instead of CFG (python#103933)
  pythongh-103636: issue warning for deprecated calendar constants (python#103833)
  Various small fixes to dis docs (python#103923)
  ...
carljm added a commit to carljm/cpython that referenced this pull request May 1, 2023
@carljm
Merge branch 'main' into inlinecomp2
1274e2b 
* main: (463 commits)
  pythongh-104057: Fix direct invocation of test_super (python#104064)
  pythongh-87092: Expose assembler to unit tests (python#103988)
  pythongh-97696: asyncio eager tasks factory (python#102853)
  pythongh-84436: Immortalize in _PyStructSequence_InitBuiltinWithFlags() (pythongh-104054)
  pythongh-104057: Fix direct invocation of test_module (pythonGH-104059)
  pythongh-100458: Clarify Enum.__format__() change of mixed-in types in the whatsnew/3.11.rst (pythonGH-100387)
  pythongh-104018: disallow "z" format specifier in %-format of byte strings (pythonGH-104033)
  pythongh-104016: Fixed off by 1 error in f string tokenizer (python#104047)
  pythonGH-103629: Update Unpack's repr in compliance with PEP 692 (python#104048)
  pythongh-102799: replace sys.exc_info by sys.exception in inspect and traceback modules (python#104032)
  Fix typo in "expected" word in few source files (python#104034)
  pythongh-103824: fix use-after-free error in Parser/tokenizer.c (python#103993)
  pythongh-104035: Do not ignore user-defined `__{get,set}state__` in slotted frozen dataclasses (python#104041)
  pythongh-104028: Reduce object creation while calling callback function from gc (pythongh-104030)
  pythongh-104036: Fix direct invocation of test_typing (python#104037)
  pythongh-102213: Optimize the performance of `__getattr__` (pythonGH-103761)
  pythongh-103895: Improve how invalid `Exception.__notes__` are displayed (python#103897)
  Adjust expression from `==` to `!=` in alignment with the meaning of the paragraph. (pythonGH-104021)
  pythongh-88496: Fix IDLE test hang on macOS (python#104025)
  Improve int test coverage (python#104024)
  ...
@corona10 corona10 deleted the gh-104028 branch May 11, 2023 12:32
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@pablogsal pablogsal pablogsal approved these changes

@Fidget-Spinner Fidget-Spinner Fidget-Spinner approved these changes

@kumaraditya303 kumaraditya303 Awaiting requested review from kumaraditya303

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