diff --git a/pyscript.core/test/panel/panel.py b/pyscript.core/test/panel/panel.py
new file mode 100644
index 00000000..c11e4984
--- /dev/null
+++ b/pyscript.core/test/panel/panel.py
@@ -0,0 +1,79 @@
+import js
+import json
+from pyscript import window, document
+from polyscript import xworker
+
+import panel as pn
+from panel.io.pyodide import init_doc, write_doc
+
+from js import JSON
+from pyodide.ffi import create_once_callable, create_proxy, to_js
+
+js.document = document
+init_doc()
+
+print("Hello from panel.py")
+
+slider = pn.widgets.FloatSlider(start=0, end=10, name="Amplitude")
+
+
+def callback(new):
+    print(f"Amplitude is: {new}")
+    return f"Amplitude is: {new}"
+
+
+print("made this far...")
+pn.Row(slider, pn.bind(callback, slider)).servable(target="simple_app")
+
+# ------ END OF PANEL CODE ------
+
+docs_json_str, render_items_str, root_ids_str = await write_doc()
+docs_json = JSON.parse(docs_json_str)  # .as_object_map()
+# render_items = to_js(JSON.parse(render_items_str), depth=-1, pyproxies=None, create_pyproxies=False, dict_converter=js.Object.fromEntries)#.as_object_map()
+root_ids = JSON.parse(root_ids_str)  # .as_object_map()
+
+# docs_json = json.loads(docs_json_str)
+render_items = json.loads(render_items_str)
+# root_ids = json.loads(root_ids_str)
+
+print(type(render_items))
+root_elements = document.querySelectorAll("[data-root-id]")
+data_roots = []
+for el in root_elements:
+    el.innerHTML = ""
+    data_roots.append([el.getAttribute("data-root-id"), el.id])
+
+roots = {root_ids[i]: root for i, root in enumerate(data_roots)}
+
+print("Quick check")
+print(roots)
+print(root_ids)
+print(render_items)
+# render_items[0]['roots'] = roots
+# render_items[0]['root_ids'] = root_ids
+# render_items[0].roots = to_js(roots)
+# render_items[0].root_ids = to_js(root_ids)
+
+
+# print(roots)
+# print(data_roots)
+print(docs_json)
+print(render_items)
+print("here....")
+
+# views = await window.Bokeh.embed.embed_items(to_js(docs_json), to_js(render_items))
+views = await window.Bokeh.embed.embed_items(
+    docs_json,  # to_js(docs_json, depth=-1, pyproxies=None, create_pyproxies=False, dict_converter=js.Object.fromEntries),
+    to_js(
+        render_items,
+        depth=-1,
+        pyproxies=None,
+        create_pyproxies=False,
+        dict_converter=js.Object.fromEntries,
+    ),
+)
+
+# Experiments back to main thread
+# await xworker.sync.render_full(docs_json_str, render_items_str, root_ids_str)
+print("made it to the end")
+print(docs_json)