dev call 20210506

Dev Call: 6 May 2021

Present

Florian, Tim, Antonio, Ronan, Matti, Simon

Language Summit Talk on HPy

Talk is 10 minutes, followed by 20 minutes for questions.

Things to ask for:

• Ability to load an HPy universal module on CPython.
• Extra ABI tag for HPy universal modules.

Possible talk sections:

• What is HPy?
  • How is HPy funded
  • Website
  • OpenCollective, Oracle, IBM, PyPy, Numpy, Quansight Labs
• HPy goals
• Currently working
• Benchmarks
• Things we could use help with
• What's next on the roadmap

ACTION: Antonio will share a link to a collaboration document.

Roadmap

Things to work on in the next or in the near future:

• Get PyPy up to date with latest HPy master
• Get GraalPython up to date with the latest HPy master
• HPyField
  • Long-term references to Python objects
• Module level C variables
  • For storing, e.g., HPyFields pointing to types.
• Next step in porting the numpy array type:
  • getitem is a good first target (return a scalar from a numpy array index)
• HPy backend for Cython

Recent HPy work

• Windows support merged.
• HPy website created (https://hpyproject.org/)
• Debug mode is being added to PyPy.