Minutes_2022_08_23

Numba Meeting: 2022-08-23

Attendees: Graham Markall, Val, Andre Masella, Benjamin Graham, brandon willard, Jim Pivarski, stuart, Todd A. Anderson, Siu Kwan Lam, Kaustubh Chaudhari, Luk, Shannon Quinn, Guilherme Leobas

FPOC (last week): Graham

NOTE: All communication is subject to the Numba Code of Conduct.

Please refer to this calendar for the next meeting date.

0. Discussion

• (suggest topic) - (name)
• Update on plans for Numba 0.56.1 / llvmlite 0.39.
  • main thing is numpy 1.23 support
  • there are also other bug fixes
• Python 3.11 workload
• PRs arising in discussion of cache behaviour on Discourse (Graham):
  • #6406: Enable caching functions arising from exec of strings
  • #6284: Prevent cache busting by the UUID of Dispatcher
• Functions that are indirectly cached - Luk

1. New Issues

• #8362 - Parallel =True issue with 0.56.0
• #8363 - Update numba\cuda\cudadrv\enums.py
• #8370 - NumbaTypeError: Cannot modify readonly array of type: readonly array(int64, 2d, C)
• #8372 - typed.List.append not validating incompatible types correctly
• #8373 - jit cache pickle exception on many local cuda arrays
• #8382 - slow performance observed in np.sort() with nan arrays
• #8383 - On Mac M1, importing '_get_thread_id' from 'numba.np.ufunc.parallel' throws an error. Downgrading to 0.55.2 fixes the problem

Closed Issues

• #8367 - Builtin function "map" produces memory leak
• #8369 - List & Dict can't accept array.dtype as argument.

2. New PRs

• #8360 - Pre-commit update Flake8 and add basic pre-commit-hooks for linting
  • Note to update PR policy
• #8361 - Enforce Flake8 E7 statement rules with help of autopep8
• #8364 - Enforce Flake8 E502 rule with help of autopep8
• #8365 - Enforce Flake8 E10 and E11 indentation rules
• #8366 - Remove setuptools as runtime dependency
• #8368 - Remove glue_lowering in random math that requires IR
• #8371 - Added binomial distribution
• #8374 - Don't pickle LLVM IR for CUDA code libraries
• #8375 - *** [WIP] Extend cache invalidation to include changes in other files
• #8376 - Fix issue 8370
• #8377 - Add support for NumPy 1.23.
• #8378 - bump max python version for Python 3.11
• #8379 - Comment out all C-level changes
• #8380 - implement new Python 3.11 opcode: RESUME
• #8381 - Python3.11
• #8384 - Move strace() check into tests that actually need it.
• #8385 - DO NOT MERGE. debugging ci timeout
• #8386 - Fix the docs for numba.get_thread_id

llvmlite:

• #871 - Refactor native library loading
• #872 - Fix symbol resolution race
• #873 - Make symbol resolution lazy

Closed PRs

• merged - #8359 - adding warnings about cache behaviour

3. Next Release: Version 0.57.0/0.40.0, RC Jan 2023