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[VOTE] Release Apache TVM FFI v0.1.13-rc2 #689

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@cyx-6

Dear community:

This is a call for vote to release apache-tvm-ffi version v0.1.13. The main highlights of this release are

  • Stable Python object identity — a Python wrapper now stays tied to its underlying C++ FFI object for the object's lifetime, so a.x is a.x, stable id() across drop+refetch, and f(x) is x all hold — on both GIL and free-threaded (3.14t) builds.
  • ObjectPtr<T> as a first-class FFI type — usable in Any, typed function parameters, reflected fields, and containers, with ownership crossing Any/packed-function boundaries.
  • Stabilized Optional ABI — Optional (and Variant) are now backed by TVMFFIAny for a stable layout future versions can build on. This affects downstream projects that link the C++ API (e.g. TVM); the stable C ABI is unaffected.
  • Expanded dtype support — compact int/float/low-precision aliases, C++ helpers, and Python dtype predicates/constants including named float8 types.

Link to draft release notes:
https://github.com/apache/tvm-ffi/releases/tag/v0.1.13-rc2

Link to release candidate:
https://dist.apache.org/repos/dist/dev/tvm/tvm-ffi-v0.1.13-rc2/

Everyone is welcomed to vote. Please vote by replying to this thread explicitly. The vote will last at least 72 hours, please vote

+1 = approve
+0 = no opinion
-1 = disapprove (provide reason)

NOTE: this thread is being mirrored in dev@

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