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PyO3 / pyo3 Public

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Add compile-time RustPython backend with centralized backend dispatch#5986

Draft

smarcd wants to merge 127 commits into

PyO3:mainPyO3/pyo3:mainfrom

smarcd:rustpython-backend-upstream-tipsmarcd/pyo3:rustpython-backend-upstream-tipCopy head branch name to clipboard

Conversation Commits127 (127)Checks Files changed

Draft

Add compile-time RustPython backend with centralized backend dispatch#5986
smarcd wants to merge 127 commits into
PyO3:mainfrom
smarcd:rustpython-backend-upstream-tip

Commits

Commits on Apr 18, 2026

refactor: add backend module skeleton
smarcd
committed
refactor: add backend-neutral macro specs
smarcd
committed
feat: add RustPython backend skeleton
smarcd
committed
refactor: make runtime backend selection coherent
smarcd
committed
refactor: align CPython-family backend shell
smarcd
committed
refactor: expose active backend selection
smarcd
committed
feat: add RustPython no-libpython build path
smarcd
committed
refactor: make runtime cfg selection contractual
smarcd
committed
refactor: split RustPython FFI modules and dynamic builtin types
smarcd
committed
refactor: split RustPython dict list and module ffi families
smarcd
committed
refactor: split RustPython numeric and slice ffi families
smarcd
committed
refactor: split RustPython bytes capsule and warnings ffi families
smarcd
committed
refactor: add RustPython methodobject backend
smarcd
committed
refactor: support RustPython pyfunction parsing and builtin inheritance
smarcd
committed
fix: preserve RustPython exceptions in runtime helpers
smarcd
committed
refactor: advance RustPython runtime subclassing
smarcd
committed
fix: preserve module and exception constructor semantics
smarcd
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fix: improve RustPython sequence and property handling
smarcd
committed
test: add RustPython worker-thread import reproducer
smarcd
committed
test: mark RustPython worker-thread import repro as blocked upstream
smarcd
committed
fix: improve RustPython module and eval error paths
smarcd
committed
fix: advance RustPython runtime and traceback support
smarcd
committed
fix: correct RustPython refcount and detach state
smarcd
committed
fix: stabilize RustPython pyclass inheritance layout
smarcd
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fix: align RustPython frozen-field and time conversion semantics
smarcd
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test: mark RustPython datetime import blocker in pyfunction suite
smarcd
committed
test: mark RustPython array import blocker in pyfunction suite
smarcd
committed
fix: advance RustPython FFI error and datetime semantics
smarcd
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fix: resolve RustPython dict view types dynamically
smarcd
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fix: align RustPython dict lookup and hash slot semantics
smarcd
committed
fix: advance RustPython tuple string and weakref support
smarcd
committed
test: xfail RustPython weakref blockers and tighten backend semantics
smarcd
committed
refactor: preserve callable slot semantics across backends
smarcd
committed
fix: tie RustPython sidecar lifetime to heap teardown
smarcd
committed
fix: align RustPython set checks and heap buffer semantics
smarcd
committed
fix: advance RustPython class and macro semantics
smarcd
committed
fix: advance RustPython startup and mapping semantics
smarcd
committed
fix: complete RustPython text signatures and classify import blockers
smarcd
committed
fix: restore weakref coverage on RustPython
smarcd
committed
chore: reduce RustPython backend warning noise
smarcd
committed
fix: restore CPython downstream compatibility
smarcd
committed
fix: restore downstream constructor compatibility
smarcd
committed
refactor: scaffold backend dispatcher boundaries
smarcd
committed
refactor: dispatch runtime and error state through backend modules
smarcd
committed
refactor: dispatch pyclass and sync surfaces through backend modules
smarcd
committed
refactor: dispatch datetime and container surfaces through backend modules
smarcd
committed
refactor: dispatch complex ffi surfaces through backend modules
smarcd
committed
refactor: dispatch list ffi surfaces through backend modules
smarcd
committed
refactor: dispatch dict ffi surfaces through backend modules
smarcd
committed
refactor: dispatch tuple ffi surfaces through backend modules
smarcd
committed
refactor: dispatch set ffi surfaces through backend modules
smarcd
committed
refactor: dispatch bytes ffi surfaces through backend modules
smarcd
committed
refactor: dispatch float ffi surfaces through backend modules
smarcd
committed
refactor: dispatch bool ffi surfaces through backend modules
smarcd
committed
refactor: dispatch long ffi surfaces through backend modules
smarcd
committed
refactor: dispatch bytearray ffi surfaces through backend modules
smarcd
committed
refactor: dispatch module ffi surfaces through backend modules
smarcd
committed
refactor: dispatch capsule ffi surfaces through backend modules
smarcd
committed
refactor: dispatch warnings ffi surfaces through backend modules
smarcd
committed
refactor: dispatch pymem ffi surfaces through backend modules
smarcd
committed
refactor: dispatch pybuffer ffi surfaces through backend modules
smarcd
committed
refactor: dispatch unicode ffi surfaces through backend modules
smarcd
committed
refactor: dispatch slice ffi surfaces through backend modules
smarcd
committed
refactor: dispatch refcount ffi surfaces through backend modules
smarcd
committed
refactor: dispatch weakref ffi surfaces through backend modules
smarcd
committed
refactor: dispatch descriptor ffi surfaces through backend modules
smarcd
committed
refactor: dispatch pyerrors ffi surfaces through backend modules
smarcd
committed
refactor: dispatch critical section ffi surfaces through backend modules
smarcd
committed
refactor: dispatch lock ffi surfaces through backend modules
smarcd
committed
refactor: dispatch datetime ffi surfaces through backend modules
smarcd
committed
refactor: dispatch compat py_3_9 ffi surfaces through backend modules
smarcd
committed
fix: restore CPython ffi exports for frontend types
smarcd
committed
refactor: dispatch datetime frontend access through backend types modules
smarcd
committed
refactor: dispatch complex frontend access through backend types modules
smarcd
committed
refactor: dispatch slice frontend access through backend types modules
smarcd
committed
refactor: dispatch mappingproxy frontend access through backend types modules
smarcd
committed
refactor: dispatch bytes frontend access through backend types modules
smarcd
committed
refactor: dispatch capsule frontend access through backend types modules
smarcd
committed
refactor: dispatch bytearray frontend access through backend types modules
smarcd
committed
refactor: dispatch range frontend access through backend types modules
smarcd
committed
refactor: dispatch int frontend access through backend types modules
smarcd
committed
refactor: dispatch super frontend access through backend types modules
smarcd
committed
refactor: dispatch weakref frontend access through backend types modules
smarcd
committed
refactor: dispatch traceback frontend access through backend types modules
smarcd
committed
refactor: dispatch ipaddr conversion tests through backend-neutral guards
smarcd
committed
refactor: dispatch path conversion tests through backend-neutral guards
smarcd
committed
refactor: dispatch numeric extraction through backend-neutral selection
smarcd
committed
refactor: dispatch array extraction through backend-neutral selection
smarcd
committed
refactor: dispatch vec extraction through backend-neutral selection
smarcd
committed
refactor: dispatch iterator test guards through backend-neutral selection
smarcd
committed
refactor: dispatch err test guards through backend-neutral selection
smarcd
committed
refactor: dispatch code frontend access through backend types modules
smarcd
committed
refactor: dispatch suspend-attach state through backend-neutral selection
smarcd
committed
refactor: dispatch marshal through backend-neutral module calls
smarcd
committed
refactor: dispatch function frontend access through backend types modules
smarcd
committed
refactor: dispatch module frontend access through backend types modules
smarcd
committed
refactor: dispatch type frontend access through backend types modules
smarcd
committed
refactor: dispatch float frontend access through backend types modules
smarcd
committed
refactor: dispatch bool frontend access through backend types modules
smarcd
committed
refactor: dispatch mapping frontend access through backend types modules
smarcd
committed
refactor: dispatch sequence frontend access through backend types modules
smarcd
committed
refactor: dispatch type slot access through backend current macros
smarcd
committed
refactor: dispatch opaque native type layouts through backend macros
smarcd
committed
refactor: dispatch PyAny frontend identity through backend types and layouts
smarcd
committed
refactor: dispatch exception layouts through backend current macros
smarcd
committed
refactor: dispatch pycell base dealloc through backend current macros
smarcd
committed
refactor: centralize backend selection under backend module
smarcd
committed
refactor: dispatch thread checker ownership through backend pyclass helpers
smarcd
committed
refactor: route RustPython macro guards through backend helpers
smarcd
committed
refactor: dispatch frame frontend access through backend types modules
smarcd
committed
refactor: rename RustPython sidecar hook to backend-neutral ffi API
smarcd
committed
refactor: move ffi backend routing behind backend macros
smarcd
committed
fix: restore CPython abi3 backend routing
smarcd
committed
fix: harden RustPython runtime dispatch and buffer state
smarcd
committed
ci: install windows gnu target before cross build
smarcd
committed
fix: restore ci compatibility after backend refactor
smarcd
committed
ci: run guide docs on stable by default
smarcd
committed
docs: fix stable rustdoc warnings after backend refactor
smarcd
committed
fix: restore PyErr import for module gil_used
smarcd
committed
fix: restore string test bytes trait import
smarcd
committed
ci: skip CodSpeed upload when token is unavailable
smarcd
committed
ci: gate CodSpeed upload to upstream repo
smarcd
committed
fix: repair post-rebase backend exports and frame imports
smarcd
committed
fix: adapt RustPython backend to upstream tip
smarcd
committed
ci: fix PR formatting and changelog follow-ups
smarcd
committed
style: apply rustfmt after backend refactor
smarcd
committed
style: finish CI rustfmt alignment
smarcd
committed

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