Add support for pyodide wheels (#308)

.github/workflows/publish.yml

@@ -117,7 +117,7 @@ jobs:
           python-version: '3.12'
       - run: echo $LOAD_BUILD_TARGETS_SCRIPT | base64 --decode > load_build_targets.py
         env:
-          LOAD_BUILD_TARGETS_SCRIPT: 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
+          LOAD_BUILD_TARGETS_SCRIPT: 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
       - id: set-outputs
         run: pipx run load_build_targets.py --targets "${{ inputs.targets }}"
         shell: sh
@@ -205,6 +205,7 @@ jobs:
         env:
           CIBW_BUILD: ${{ matrix.CIBW_BUILD }}
           CIBW_ARCHS: ${{ matrix.CIBW_ARCHS }}
+          CIBW_PLATFORM: ${{ matrix.CIBW_PLATFORM }}
       - uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # v5.0.0
         if: |
           needs.targets.outputs.upload_to_pypi == 'true' || inputs.upload_to_anaconda

tools/load_build_targets.py

@@ -1,4 +1,4 @@
-# /// script
+# /// script
 # requires-python = "==3.12"
 # dependencies = [
 #     "click==8.2.1",
@@ -17,6 +17,7 @@
     "macos": "macos-latest",
     "windows": "windows-latest",
     "windows-arm": "windows-11-arm",
+    "pyodide": "ubuntu-latest",  # Pyodide builds run on Linux or macOS
 }
 
 CIBW_BUILD = os.environ.get("CIBW_BUILD", "*")
@@ -43,6 +44,8 @@ def load_build_targets(targets):
 
 
 def get_os(target):
+    if "pyodide" in target:
+        return MACHINE_TYPE["pyodide"]
     if "macos" in target:
         return MACHINE_TYPE["macos"]
     if "win_arm" in target:
@@ -52,6 +55,19 @@ def get_os(target):
     return MACHINE_TYPE["linux"]
 
 
+def get_cibw_platform(target):
+    """
+    Determine if CIBW_PLATFORM needs to be explicitly set.
+
+    For most targets, cibuildwheel auto-detects the platform from the runner OS.
+    However, for pyodide builds, we need to explicitly set CIBW_PLATFORM=pyodide
+    because pyodide builds run on Linux/macOS but target WebAssembly.
+    """
+    if "pyodide" in target:
+        return "pyodide"
+    return None
+
+
 def get_cibw_build(target):
     if target in {"linux", "macos", "windows"}:
         return CIBW_BUILD
@@ -99,14 +115,22 @@ def get_matrix_item(target):
     if isinstance(target, dict):
         extra_target_args = target
         target = extra_target_args.pop("target")
-    return {
+
+    matrix_item = {
         "target": target,
         "runs-on": get_os(target),
         "CIBW_BUILD": get_cibw_build(target),
         "CIBW_ARCHS": get_cibw_archs(target),
         "artifact-name": get_artifact_name(target),
         **extra_target_args,
     }
+
+    # Add CIBW_PLATFORM if needed (e.g., for pyodide builds)
+    cibw_platform = get_cibw_platform(target)
+    if cibw_platform:
+        matrix_item["CIBW_PLATFORM"] = cibw_platform
+
+    return matrix_item
 
 
 if __name__ == "__main__":