Add instructions for playing with qlora model to colab example (#1290)

* Add instructions for playing with qlora model to colab example

* Update examples/colab-notebooks/colab-axolotl-example.ipynb

Co-authored-by: JohanWork <39947546+JohanWork@users.noreply.github.com>

---------

Co-authored-by: NanoCode012 <kevinvong@rocketmail.com>
Co-authored-by: JohanWork <39947546+JohanWork@users.noreply.github.com>

examples/colab-notebooks/colab-axolotl-example.ipynb

@@ -177,6 +177,24 @@
         "# Buy using the ! the comand will be executed as a bash command\n",
         "!accelerate launch -m axolotl.cli.train /content/test_axolotl.yaml"
       ]
+    },
+    {
+      "cell_type": "markdown",
+      "metadata": {},
+      "source": [
+        "## Play with inference"
+      ]
+    },
+    {
+      "cell_type": "code",
+      "execution_count": null,
+      "metadata": {},
+      "outputs": [],
+      "source": [
+        "# Buy using the ! the comand will be executed as a bash command\n",
+        "!accelerate launch -m axolotl.cli.inference /content/test_axolotl.yaml \\\n",
+        "    --qlora_model_dir=\"./qlora-out\" --gradio"
+      ]
     }
   ],
   "metadata": {