different dropout behavior on macos and linux

ch03/01_main-chapter-code/ch03.ipynb

@@ -26,7 +26,7 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "torch version: 2.2.1\n"
+      "torch version: 2.1.0\n"
      ]
     }
    ],
@@ -1342,6 +1342,14 @@
     "print(dropout(attn_weights))"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "id": "269df5c8-3e25-49d0-95d3-bb232287404f",
+   "metadata": {},
+   "source": [
+    "- Note that the resulting dropout outputs may look different depending on your operating system; you can read more about this inconsistency [here on the PyTorch issue tracker](https://github.com/pytorch/pytorch/issues/121595)"
+   ]
+  },
   {
    "cell_type": "markdown",
    "id": "cdc14639-5f0f-4840-aa9d-8eb36ea90fb7",