Update to Pyodide 314.0.0 (#2906)

* Update to Pyodide 314.0.0

* Update selector

* Update tests

* Use v2 xbuildenvs endpoint

* Update pyodide-build in constraints

* Add comment about `test_build_filter_pyodide_prerelease`

test/test_abi_variants.py

@@ -49,10 +49,10 @@ def test_abi3(tmp_path: Path) -> None:
         project_dir,
         add_env={
             # free_threaded, GraalPy, and PyPy do not have a Py_LIMITED_API equivalent, just build one of those
-            # pyodide uses cp313 (the stable version) which supports limited API / abi3
+            # pyodide uses cp314 (the latest stable version) which supports limited API / abi3
             # also limit the number of builds for test performance reasons
             "CIBW_BUILD": (
-                "cp313-*"
+                "cp314-*"
                 if utils.get_platform() == "pyodide"
                 else "cp39-* cp310-* pp310-* gp312_250-* cp312-* cp314t-*"
             ),

test/test_dependency_versions.py

@@ -87,13 +87,13 @@ def get_versions_from_constraint_file(constraint_file: Path) -> dict[str, str]:
     return result
 
 
-@pytest.mark.parametrize("python_version", ["3.9", "3.13"])
+@pytest.mark.parametrize("python_version", ["3.9", "3.14"])
 def test_pinned_versions(
     tmp_path: Path, python_version: str, build_frontend_env_nouv: dict[str, str]
 ) -> None:
     if utils.get_platform() == "linux":
         pytest.skip("linux doesn't pin individual tool versions, it pins manylinux images instead")
-    if python_version != "3.13" and utils.get_platform() == "pyodide":
+    if python_version != "3.14" and utils.get_platform() == "pyodide":
         pytest.skip(f"pyodide does not support Python {python_version}")
 
     project_dir = tmp_path / "project"

test/test_pyodide.py

@@ -175,6 +175,6 @@ def test_pyodide_repair_wheel(tmp_path: Path) -> None:
 
     # check that the expected wheels are produced
     expected_wheels = [
-        "spam-0.1.0-cp313-cp313-pyemscripten_2025_0_wasm32.whl",
+        "spam-0.1.0-cp314-cp314-pyemscripten_2026_0_wasm32.whl",
     ]
     assert set(actual_wheels) == set(expected_wheels)

test/utils.py

@@ -31,7 +31,7 @@ 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, 13)
+SINGLE_PYTHON_VERSION: Final[tuple[int, int]] = (3, 14)
 
 # temporary workaround: set by build_frontend_env fixture to skip graalpy
 # when uv is the build frontend (compatibility issue between graalpy and uv)
@@ -278,9 +278,9 @@ def _expected_wheels(
 
     # 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 = ["cp313-cp313"]
-        if EnableGroup.PyodidePrerelease in enable_groups:
-            python_abi_tags.append("cp314-cp314")
+        python_abi_tags = ["cp313-cp313", "cp314-cp314"]
+        if EnableGroup.PyodideEoL in enable_groups:
+            python_abi_tags.insert(0, "cp312-cp312")
     elif (platform == "android" and python_abi_tags is None) or (
         platform == "ios" and python_abi_tags is None
     ):
@@ -414,8 +414,8 @@ def _expected_wheels(
 
             if not platform_tags:
                 # 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"]
+                # is built by the latest stable cp314 Python version
+                platform_tags = ["pyemscripten_2026_0_wasm32"]
 
         else:
             msg = f"Unsupported platform {platform!r}"