Added pandas aggregate, filter, and transform example

Author: pybokeh

ibis-framework/plotting_ibis_with_holoviews.ipynb

@@ -1826,9 +1826,9 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python (ibis_dev)",
+   "display_name": "Python 3 (ipykernel)",
    "language": "python",
-   "name": "ibis_dev"
+   "name": "python3"
   },
   "language_info": {
    "codemirror_mode": {
@@ -1840,7 +1840,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.8.5"
+   "version": "3.8.10"
   }
  },
  "nbformat": 4,