Fix notebook result inspection cell

eval/news_summarization/notebook.ipynb

@@ -96,19 +96,23 @@
       },
       "outputs": [],
       "source": [
-        "!ls -lh eval/news_summarization/results\n",
-        "!python - <<'PY'\n",
         "import json\n",
         "from pathlib import Path\n",
-        "files = sorted(Path('eval/news_summarization/results').glob('hf-transformers-*.json'))\n",
+        "\n",
+        "results_dir = Path('eval/news_summarization/results')\n",
+        "results_dir.mkdir(parents=True, exist_ok=True)\n",
+        "files = sorted(results_dir.glob('hf-transformers-*.json'))\n",
+        "print('Results dir:', results_dir)\n",
+        "for path in files:\n",
+        "    print(path.name, f'({path.stat().st_size} bytes)')\n",
+        "\n",
         "if not files:\n",
         "    print('No result file yet')\n",
         "else:\n",
         "    latest = files[-1]\n",
-        "    print('Latest:', latest)\n",
+        "    print('\\nLatest:', latest)\n",
         "    data = json.loads(latest.read_text())\n",
-        "    print(json.dumps(data.get('summary', {}), indent=2))\n",
-        "PY"
+        "    print(json.dumps(data.get('summary', {}), indent=2))\n"
       ]
     }
   ],