python heart classifier samples update pandas (#3019)

* samples update

* run black and fix

sdk/python/endpoints/batch/deploy-models/heart-classifier-mlflow/mlflow-for-batch-tabular.ipynb

@@ -824,9 +824,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "We can read this data using pandas library:\n",
-    "\n",
-    "> Tip: Notice how the CSV is read as opposite to use directly `pd.read_csv`."
+    "We can read this CSV file using the `pandas` library:"
    ]
   },
   {
@@ -846,15 +844,11 @@
    },
    "outputs": [],
    "source": [
-    "from ast import literal_eval\n",
     "import pandas as pd\n",
     "\n",
-    "with open(\"named-outputs/score/predictions.csv\", \"r\") as f:\n",
-    "    data = f.read()\n",
-    "    score = pd.DataFrame(\n",
-    "        literal_eval(data.replace(\"\\n\", \",\")), columns=[\"file\", \"prediction\"]\n",
-    "    )\n",
-    "score"
+    "score = pd.read_csv(\n",
+    "    \"named-outputs/score/predictions.csv\", names=[\"row\", \"prediction\", \"file\"]\n",
+    ")"
    ]
   },
   {
@@ -1049,9 +1043,9 @@
    "name": "python310-sdkv2"
   },
   "kernelspec": {
-   "display_name": "previews",
+   "display_name": "env",
    "language": "python",
-   "name": "previews"
+   "name": "python3"
   },
   "language_info": {
    "codemirror_mode": {
@@ -1063,7 +1057,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.8.5"
+   "version": "3.10.11"
   },
   "microsoft": {
    "ms_spell_check": {
@@ -1072,11 +1066,6 @@
   },
   "nteract": {
    "version": "[email protected]"
-  },
-  "vscode": {
-   "interpreter": {
-    "hash": "8d732042e5e620df2ddb4aad7f460808ed1754fa045785bdb47941e58456b253"
-   }
   }
  },
  "nbformat": 4,