Fix FutureWarnings by replacing deprecated Series.agg with Series.transform in Pandas.ipynb

Author: bernalde

4-Pandas_Overview/Pandas.ipynb

@@ -4634,20 +4634,12 @@
       "5    0.4\n",
       "dtype: float64\n"
      ]
-    },
-    {
-     "name": "stderr",
-     "output_type": "stream",
-     "text": [
-      "/tmp/ipykernel_281901/4232142427.py:3: FutureWarning: using <ufunc 'absolute'> in Series.agg cannot aggregate and has been deprecated. Use Series.transform to keep behavior unchanged.\n",
-      "  b = a.agg(np.abs)\n"
-     ]
     }
    ],
    "source": [
     "import numpy as np\n",
     "a = pd.Series(range(-1,5))\n",
-    "b = a.agg(np.abs)\n",
+    "b = a.transform(np.abs)\n",
     "c = a.transform(lambda x: x/10.0)\n",
     "print(a)\n",
     "print(b)\n",
@@ -4825,20 +4817,12 @@
       "a.any(): False\n",
       "b.any(): True\n"
      ]
-    },
-    {
-     "name": "stderr",
-     "output_type": "stream",
-     "text": [
-      "/tmp/ipykernel_281901/445209018.py:3: FutureWarning: Setting an item of incompatible dtype is deprecated and will raise an error in a future version of pandas. Value '10' has dtype incompatible with bool, please explicitly cast to a compatible dtype first.\n",
-      "  b[3] = 10\n"
-     ]
     }
    ],
    "source": [
     "a = pd.Series([False]*5)\n",
     "b = pd.Series([False]*5)\n",
-    "b[3] = 10\n",
+    "b[3] = True\n",
     "print(\"a.any(): {}\".format(a.any()))\n",
     "print(\"b.any(): {}\".format(b.any()))"
    ]