feat(environment_dispatch): Raise error for async function when not a…

…vailable
InsightSoftwareConsortium · Apr 22, 2023 · d52a836 · d52a836
1 parent e3b1df4
commit d52a836
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/packages/core/python/itkwasm/itkwasm/environment_dispatch.py b/packages/core/python/itkwasm/itkwasm/environment_dispatch.py
@@ -69,8 +69,12 @@ def environment_dispatch(interface_package: str, func_name: str) -> Callable:
         return factory_func
 
     if sys.platform != "emscripten":
+        if func_name.endswith('_async'):
+            raise ValueError('async function are only implemented for emscripten')
         package = f"{interface_package}_wasi"
     else:
+        if not func_name.endswith('_async'):
+            raise ValueError('emscripten only implements the _async version of this function')
         package = f"{interface_package}_emscripten"
     mod = importlib.import_module(package)
     func = getattr(mod, func_name)