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feat: pyemscripten platform tag (PEP 783), 314.0a1, pyodide-eol flag, and maintenance updates (#2812)

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* Use `pyodide config get emscripten_dir`

* Update constraints

* Updates for `pyemscripten` platform tag

* Weird constraints stuff...

* Revert "Weird constraints stuff..."

This reverts commit 4bd785de872269c0b27362ee800f17288b2b4789.

* Add some special constraints for pyodide

* Wheel pyemscripten collision

* Put delocate back in constraints (not needed tho)

* Drop Pyodide 0.27.7 (cp312-pyodide_wasm32)

* Add Pyodide 314.0.0a1 (cp314-pyodide_wasm32)

* Delete no-longer-needed Pyodide 312 constraints

* Update Pyodide 313 and 314 constraints

* Add back prerelease stuff and update tests

* Fix `test_pyodide_on_windows`

* Update and fix tests some more

* Also enable pyodide-prerelease in GHA sample build

* Update tests yet again (`SINGLE_PYTHON_VERSION` changes)

* Add a Pyodide-specific maintenance guide

* Add suggestions from Hood and Gyeongjae

Co-Authored-By: Hood Chatham <roberthoodchatham@gmail.com>
Co-Authored-By: Gyeongjae Choi <def6488@gmail.com>

* Add "Last updated: May 2026" to Pyodide document

* Add a Pyodide EOL filter

* Fix typo

* Update maintenance docs about EoL Pyodide

* Add Pyodide 312 constraints back

* Update Pyodide 313 and 314 constraints

* Remove "experimental" note about Pyodide

* Remove another experimental Pyodide sentence

* Add docs about the `pyodide-eol` enable option

---------

Co-authored-by: Hood Chatham <roberthoodchatham@gmail.com>
Co-authored-by: Gyeongjae Choi <def6488@gmail.com>
Co-authored-by: Henry Schreiner <henryfs@princeton.edu>
This commit is contained in:
agriya khetarpal
2026-05-09 14:01:41 -04:00
committed by GitHub
co-authored by Hood Chatham Gyeongjae Choi Henry Schreiner
parent 542335fb4a
commit d2c0e59833
20 changed files with 343 additions and 99 deletions
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test/utils.py
+10 -9
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@@ -26,7 +26,7 @@ EMULATED_ARCHS: Final[list[str]] = sorted(
PYPY_ARCHS = ["x86_64", "i686", "AMD64", "aarch64", "arm64"]
GRAALPY_ARCHS = ["x86_64", "AMD64", "aarch64", "arm64"]
SINGLE_PYTHON_VERSION: Final[tuple[int, int]] = (3, 12)
SINGLE_PYTHON_VERSION: Final[tuple[int, int]] = (3, 13)
# temporary workaround: set by build_frontend_env fixture to skip graalpy
# when uv is the build frontend (compatibility issue between graalpy and uv)
@@ -263,11 +263,11 @@ def _expected_wheels(
if musllinux_versions is None:
musllinux_versions = ["musllinux_1_2"]
# To be kept in sync with Python versions for Pyodide identifiers in cibuildwheel/selector.py.
if platform == "pyodide" and python_abi_tags is None:
python_abi_tags = [
"cp312-cp312",
"cp313-cp313",
]
python_abi_tags = ["cp313-cp313"]
if EnableGroup.PyodidePrerelease in enable_groups:
python_abi_tags.append("cp314-cp314")
elif platform == "android" and python_abi_tags is None: # noqa: SIM114
python_abi_tags = [
"cp313-cp313",
@@ -412,13 +412,14 @@ def _expected_wheels(
elif platform == "pyodide":
platform_tags = {
"cp312-cp312": ["pyodide_2024_0_wasm32"],
"cp313-cp313": ["pyodide_2025_0_wasm32"],
"cp313-cp313": ["pyemscripten_2025_0_wasm32"],
"cp314-cp314": ["pyemscripten_2026_0_wasm32"],
}.get(python_abi_tag, [])
if not platform_tags:
# for example if the python tag is `none` or `abi3`, all
# platform tags are built with that python tag
platform_tags = ["pyodide_2024_0_wasm32"]
# for example if the python tag is `none` or `abi3`, the wheel
# is built by the stable cp313 Python version
platform_tags = ["pyemscripten_2025_0_wasm32"]
else:
msg = f"Unsupported platform {platform!r}"