Support PEP 783 (pypi emscripten wheels)

Signed-off-by: Andrew Stein <steinlink@gmail.com>

Author: texodus

.github/workflows/build.yaml

@@ -393,7 +393,7 @@ jobs:
                 arch:
                     - x86_64
                 python-version:
-                    - 3.11
+                    - "3.13"
                 node-version: [22.x]
         steps:
             - name: Checkout
@@ -424,6 +424,24 @@ jobs:
                   PACKAGE: "python"
                   CI: 1
 
+            - name: Verify wheel is PyPI-compatible (PEP 783)
+              shell: bash
+              run: |
+                  python -m pip install --quiet twine
+                  shopt -s nullglob
+                  wheels=(rust/target/wheels/*.whl)
+                  if [ ${#wheels[@]} -eq 0 ]; then
+                      echo "::error::no emscripten wheel was produced"; exit 1
+                  fi
+                  for w in "${wheels[@]}"; do
+                      echo "checking $w"
+                      case "$w" in
+                          *pyemscripten_2025_0_wasm32.whl) ;;
+                          *) echo "::error::$w is not tagged pyemscripten_2025_0_wasm32"; exit 1 ;;
+                      esac
+                  done
+                  python -m twine check rust/target/wheels/*.whl
+
             - uses: actions/upload-artifact@v4
               with:
                   name: perspective-python-dist-wasm32-emscripten-${{ matrix.python-version }}
@@ -441,7 +459,7 @@ jobs:
                 arch:
                     - x86_64
                 python-version:
-                    - 3.11
+                    - "3.13"
                 node-version: [22.x]
         steps:
             - name: Checkout
@@ -996,7 +1014,7 @@ jobs:
 
             - uses: actions/download-artifact@v4
               with:
-                  name: perspective-python-dist-wasm32-emscripten-3.11
+                  name: perspective-python-dist-wasm32-emscripten-3.13
 
             - uses: actions/download-artifact@v4
               with:

rust/perspective-python/build.mjs

@@ -29,9 +29,11 @@ if (!!process.env.PSP_DEBUG) {
     flags = "";
 }
 
-const python_version = process.env.PSP_PYTHON_VERSION || "3.12";
 const is_pyodide = !!process.env.PSP_PYODIDE;
 
+const python_version =
+    process.env.PSP_PYTHON_VERSION || (is_pyodide ? "3.13" : "3.12");
+
 const version = pkg.version;
 
 fs.mkdirSync(`./perspective_python-${version}.data`, { recursive: true });
@@ -47,6 +49,8 @@ if (is_pyodide) {
         fs.readFileSync(path.resolve(__dirname, "../../package.json")),
     );
     emsdk_prefix = `cd ${emsdkdir} && . ./emsdk_env.sh && ./emsdk activate ${emscripten} && cd ${cwd} && `;
+    env.MATURIN_PYEMSCRIPTEN_PLATFORM_VERSION =
+        process.env.MATURIN_PYEMSCRIPTEN_PLATFORM_VERSION || "2025_0";
 }
 
 // if not windows

rust/perspective-python/pyproject.toml

@@ -11,15 +11,16 @@
 #  ┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛
 
 [build-system]
-requires = ["maturin>=1.4,<2.0"]
+requires = ["maturin>=1.13.3,<2.0"]
 build-backend = "maturin"
 
 [project]
 name = "perspective-python"
 requires-python = ">=3.9"
 dynamic = ["version"]
 dependencies = []
-license = { file = "LICENSE.md" }
+license = "Apache-2.0"
+license-files = ["LICENSE.md"]
 classifiers = [
     "Development Status :: 5 - Production/Stable",
     "Programming Language :: Rust",
@@ -29,6 +30,7 @@ classifiers = [
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "Framework :: Jupyter :: JupyterLab",
     "Framework :: Jupyter :: JupyterLab :: 3",
     "Framework :: Jupyter :: JupyterLab :: Extensions",

rust/perspective-python/requirements.txt

@@ -4,7 +4,7 @@ Faker==26.0.0
 ipywidgets==8.1.3
 jupyterlab_git==0.50.1
 jupyterlab==4.2.3
-maturin==1.10.2
+maturin==1.14.1
 numpy==2.2.6
 packaging==24.1
 pandas==2.3.0

tools/scripts/workspace.mjs

@@ -42,7 +42,7 @@ export function getRustWheelsDir() {
 
 export function getEmscriptenWheelPath() {
     const pspVersion = getWorkspacePackageJson().version.replace("-", ".");
-    const wheeljunk = "cp311-abi3-emscripten_4_0_9_wasm32";
+    const wheeljunk = "cp311-abi3-pyemscripten_2025_0_wasm32";
     return path.join(
         rustWheelsDir,
         `perspective_python-${pspVersion}-${wheeljunk}.whl`,