Minutes_2019_04 02

Attendees: Ehsan, Val, Siu, Stuart, Todd, Stan

0. Feature Discussion

• 0.43.1 released
• numba-integration repo will be set up next week
  • will do project <latest version> vs numba master.
  • seed repo with:
    • umap
    • hpat
    • clifford?
    • librosa
  • jobs will run nightly
• Function as first-class citizen
  • https://github.com/numba/numba/issues/3405

1. New issues

• #3925 - Incorrect infer a index variant into float type
• #3924 - Numba's @jit causes intermittent incorrect results (summation issue likely)
• #3923 - Numba support for JAX
• #3922 - Loading cubin
• #3921 - Please update icc_rt version
• #3919 - Catch unsupported jump-like bytecodes
• #3917 - Add Numba Python 2 timeline to Python3Statement
• #3916 - Use optional return values for guvectorize
• #3915 - Support GPUs for numba.stencil
• #3914 - Allow numba.jit to compose with numba.stencil
• #3912 - uncommon behaviors about float and int
• #3911 - typed.Dict docs update RE threadsafety
• #3910 - Error in SSA --mssa.fit(df_tr)
• #3907 - Deprecate object mode
  • discuss again next week
• #3904 - SSA for variable
• #3902 - Add casting capability to cffi_support.ffi.from_buffer in nopython mode

Already Closed

• #3913 - Talks and Tutorials - FOSDEM 2019
• #3909 - Thread safety of typed.Dict could use clarification in docs
• #3906 - numpy calls interfere with external code in nopython=True functions

2. Open PRs

• #3928 - bitcast scalars
• #3927 - Apply flake8 to the numpy related files
• #3926 - order talks on applications of Numba by date
• #3920 - Raise better error if unsupported jump opcode found.
• #3908 - [WIP] Duplicate code with a dynamic aliasing check.

already merged

• #3918 - adding Joris' Fosdem 2019 presentation
• #3905 - Cherrypick #3903 to main
• #3903 - xfail ediff1d test on windows + np1.16

Old Active

See https://github.com/numba/numba/projects/10

4. Next Release: Version 0.44, RC=May 20, Final=May 27 week

• LLVM 8
  • fixes twine bug
  • fixes common symbol bug
• Caching improvements requirement gathering
  • transitive dependency
  • bug related to storing runtime-only info
  • may punt on jitclasses
  • may punt on issues of (g)ufunc
  • future: pre-filled/package-able cache
    • open questions:
      • numba version pinning(?)
      • regen cache for different numba versions
      • regen at post-install