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ENH: Configurable allocator#17582

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Oct 25, 2021

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Commits on Aug 8, 2021

• ENH: add and use global configurable memory routines

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• ENH: add tests and a way to compile c-extensions from tests

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• fix allocation/free exposed by tests

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• DOC: document the new APIs (and some old ones too)

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• BUG: return void from FREE, also some cleanup

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• MAINT: changes from review

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• fixes from linter

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• setting ndarray->descr on 0d or scalars mess with FREE

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• make scalar allocation more consistent wrt np_alloc_cache

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• change formatting for sphinx

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• remove memcpy variants

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• update to match NEP 49

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• ENH: add a python-level get_handler_name

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• ENH: add core.multiarray.get_handler_name

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• Allow closure-like definition of the data mem routines

  

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• Fix incompatible pointer warnings

  

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• Note PyDataMemAllocator and PyMemAllocatorEx differentiation

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• Redefine default allocator handling

  

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• Always allocate new arrays using the current_handler

  

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• Search for the mem_handler name of the data owner

  

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• Sub-comparisons don't need a local mem_handler

  

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• Make the default_handler a valid PyDataMem_Handler

  

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• Fix PyDataMem_SetHandler description (NEP discussion)

  

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• Pass the allocators by reference

  

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• Implement allocator context-locality

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• Fix documentation, make PyDataMem_GetHandler return const

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Commits on Aug 9, 2021

• remove import of setuptools==49.1.3, doesn't work on python3.10

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• Fix refcount leaks

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• fix function signatures in test

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• Return early on PyDataMem_GetHandler error (VOID_compare)

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• Add context/thread-locality tests, allow testing custom policies

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• Merge branch 'configurable_allocator' into configurable_allocator

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• ENH: add and use global configurable memory routines

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• ENH: add tests and a way to compile c-extensions from tests

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• fix allocation/free exposed by tests

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• DOC: document the new APIs (and some old ones too)

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• BUG: return void from FREE, also some cleanup

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• MAINT: changes from review

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• fixes from linter

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• setting ndarray->descr on 0d or scalars mess with FREE

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• make scalar allocation more consistent wrt np_alloc_cache

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• change formatting for sphinx

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• remove memcpy variants

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• update to match NEP 49

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• ENH: add a python-level get_handler_name

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• ENH: add core.multiarray.get_handler_name

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• Allow closure-like definition of the data mem routines

  

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  authored and

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  c7438f5

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• Fix incompatible pointer warnings

  

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  f823ba4

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• Note PyDataMemAllocator and PyMemAllocatorEx differentiation

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• Redefine default allocator handling

  

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  authored and

  mattip

  committed
  0a08acd

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• Always allocate new arrays using the current_handler

  

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  1f0301d

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• Search for the mem_handler name of the data owner

  

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• Sub-comparisons don't need a local mem_handler

  

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• Make the default_handler a valid PyDataMem_Handler

  

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• Fix PyDataMem_SetHandler description (NEP discussion)

  

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• Pass the allocators by reference

  

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• remove import of setuptools==49.1.3, doesn't work on python3.10

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• fix function signatures in test

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• try to fix cygwin extension building

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• YAPF mem_policy test

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• Merge branch 'configurable_allocator' into configurable_allocator

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Commits on Aug 10, 2021

• Less empty lines, more comments (tests)

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• Apply suggestions from code review (set an exception and)

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Commits on Aug 11, 2021

• Merge pull request #57 from eliaskoromilas/configurable_allocator

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• skip test on cygwin

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Commits on Aug 13, 2021

• update API hash for changed signature

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• TST: add gc.collect to make sure cycles are broken

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Commits on Aug 25, 2021

• Implement thread-locality for PyPy

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• Update numpy/core/tests/test_mem_policy.py

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• fixes from review

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• update circleci config

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• fix test

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• make the connection between OWNDATA and having a allocator handle more explicit

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Commits on Aug 26, 2021

• improve docstring, fix flake8 for tests

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• update PyDataMem_GetHandler() from review

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Commits on Aug 27, 2021

• Implement allocator lifetime management

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Commits on Aug 29, 2021

• Merge pull request #59 from eliaskoromilas/configurable_allocator

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• update NEP and add best-effort handling of error in PyDataMem_UserFREE

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Commits on Aug 30, 2021

• merge main into branch

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Commits on Oct 17, 2021

• merge main into branch

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Commits on Oct 25, 2021

• Merge branch 'main' into configurable_allocator

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• ENH: fix and test for blindly taking ownership of data

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• Update doc/neps/nep-0049.rst

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