Fix ibtracs call to match and groupby

Author: leosaffin

docs/examples/IBTrACS.ipynb

@@ -146,17 +146,31 @@
     "# Add basin data to ib_wmo\n",
     "ib_wmo[\"basin\"] = huracanpy.utils.get_basin(ib_wmo.lon, ib_wmo.lat)\n",
     "# Match tracks between ib_wmo and ib_usa, then retrieve LMI\n",
-    "m = huracanpy.assess.match(ib_wmo, ib_usa, \"wmo\", \"usa\")\n",
+    "m = huracanpy.assess.match([ib_wmo, ib_usa], names=[\"wmo\", \"usa\"])\n",
     "max_winds = m.join(\n",
-    "    ib_wmo.groupby(\"track_id\").max()[[\"wind\", \"basin\"]].to_dataframe(), on=\"id_wmo\"\n",
+    "    ib_wmo[[\"wind\"]].groupby(ib_wmo.track_id).max().to_dataframe(), on=\"id_wmo\"\n",
     ").join(\n",
-    "    ib_usa.groupby(\"track_id\").max().wind.to_dataframe(),\n",
+    "    ib_usa[[\"wind\"]].groupby(ib_usa.track_id).max().to_dataframe(),\n",
     "    on=\"id_usa\",\n",
     "    lsuffix=\"_wmo\",\n",
     "    rsuffix=\"_usa\",\n",
     ")"
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "bb31f486-51a4-4c49-b1ad-d67569ec9a6a",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# Add basin with separate groupby\n",
+    "max_winds = max_winds.join(\n",
+    "    ib_wmo[[\"basin\"]].groupby(ib_wmo.track_id).first().to_dataframe(),\n",
+    "    on=\"id_wmo\"\n",
+    ")"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": null,