riscv64 support

[eshattow]

Request: Add riscv64 support

Ref: aio-libs/aiohttp#10330 reverted because cibuildwheel is missing support

[henryiii]

It has to be supported here first: https://github.com/pypa/manylinux. Is riscv64 a valid wheel tag accepted by PyPI? I don't see it listed in any PEPs. I think it has to be standardized and support added to PyPI.

[mayeut]

Is riscv64 a valid wheel tag accepted by PyPI?

It's not

I think it has to be standardized and support added to PyPI.

It does

There's a discussion about riscv64 on discuss.python.org

[eshattow]

More recently a talk presented on the topic: https://fosdem.org/2025/schedule/event/fosdem-2025-5659-towards-seamless-python-package-installation-on-riscv64/