wut-web-dev cruft tests

notebooks/wut-web-dev.ipynb

@@ -459,6 +459,22 @@
     "print('mkay')"
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "from ipywidgets import widgets\n",
+    "#text=\"foo\"\n",
+    "text1=widgets.Text()\n",
+    "display(text1)\n",
+    "#on_submit()\n",
+    "btn=widgets.Button(description='foo')\n",
+    "display(btn)\n",
+    "btn.on_click(print(text1.value))"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": null,