One-liner with uv to try this out: uv run --with pywry python <<'EOF' app = PyWry() def on_button_click(data, event_type, label): """Called when

One-liner with uv to try this out: uv run --with pywry python <<'EOF' app = PyWry() def on_button_click(data, event_type, label): """Called when the button is clicked.""" app.emit("pywry:set-content", {"id": "greeting", "text": "Button was clicked!"}, label) html = """ <div style="padding: 20px; text-align: center;"> <h1 id="greeting">Click the button below</h1> <button onclick="window.pywry.emit('app:button-click', {time: Date.now()})"> Click me! </button> </div> """ app.show( html, callbacks={"app:button-click": on_button_click}, ) app.block() EOF Looks promising. Here's a screenshot: https://gist.github.com/simonw/092386c894d3a0deb2572f3155552183?permalink_comment_id=6123288#gistcomment-6123288 https://gist.github.com/simonw/092386c894d3a0deb2572f3155552...