Added __export__ automatic resolution via named workers

esm/worker/_template.js

@@ -203,6 +203,7 @@ add('message', ({ data: { options, config: baseURL, configURL, code, hooks } })
                 if (list.length) {
                     interpreter.runPython([
                         `from ${polyscript} import xworker as ${workers}`,
+                        `${workers}.sync.__export__ = lambda:${JSON.stringify(list)}`,
                         ...list.map(util => `${workers}.sync.${util} = ${util}`),
                         `del ${workers}`,
                     ].join('\n'));

esm/workers.js

@@ -14,11 +14,18 @@ export const workers = new Proxy(new Map, {
 // @issue https://github.com/pyscript/pyscript/issues/2106
 const ignore = new Set(['__dict__', 'constructor', 'get', 'has', 'includes', 'next', 'set', 'then']);
 
+const exportHandler = {
+  get: (target, prop) => {
+    const method = target[prop];
+    return prop === '__export__' ? method() : method;
+  }
+};
+
 export const workersHandler = new Proxy(Object.freeze({}), {
   // guard against forever pending Promises in Pyodide
   // @issue https://github.com/pyscript/pyscript/issues/2106
   get: (_, name) => (typeof name === 'string' && !ignore.has(name)) ?
-    workers[name].promise.then(w => w.sync) :
+    workers[name].promise.then(w => new Proxy(w.sync, exportHandler)) :
     void 0,
 });
 /* c8 ignore stop */

package.json

@@ -98,6 +98,6 @@
         "to-json-callback": "^0.1.1"
     },
     "worker": {
-        "blob": "sha256-ApE1J3NhEObM1H24FVV9LhqLlLGKcfe+iUy+8s/CKJE="
+        "blob": "sha256-GAb/WDsbp8Z85OBm+d3VtcOBoZ2mlbuzQKJsre1kTAs="
     }
 }

test/worker/named.html

@@ -12,18 +12,27 @@
 
             await (await workers["mpy"]).greetings()
             await (await workers["py"]).greetings()
+
+            # print(await (await workers["mpy"]).__export__)
+            print(list(await (await workers["mpy"]).test()))
         </script>
         <script type="micropython" worker name="mpy">
             def greetings():
                 print("micropython")
 
-            __export__ = ['greetings']
+            def test():
+                return __export__
+
+            __export__ = ['greetings', 'test']
         </script>
         <script type="pyodide" worker name="py">
             def greetings():
                 print("pyodide")
 
-            __export__ = ['greetings']
+            def test():
+                return __export__
+
+            __export__ = ['greetings', 'test']
         </script>
     </body>
 </html>