fixing test_save.ipynb

tests/utils/test_save.ipynb

@@ -5,10 +5,10 @@
    "execution_count": 1,
    "metadata": {
     "execution": {
-     "iopub.execute_input": "2023-02-13T14:11:29.261665Z",
-     "iopub.status.busy": "2023-02-13T14:11:29.261394Z",
-     "iopub.status.idle": "2023-02-13T14:11:29.267566Z",
-     "shell.execute_reply": "2023-02-13T14:11:29.266734Z"
+     "iopub.execute_input": "2023-07-31T10:02:34.099802Z",
+     "iopub.status.busy": "2023-07-31T10:02:34.099406Z",
+     "iopub.status.idle": "2023-07-31T10:02:34.115259Z",
+     "shell.execute_reply": "2023-07-31T10:02:34.114688Z"
     },
     "pycharm": {
      "name": "#%%\n"
@@ -17,8 +17,11 @@
    "outputs": [],
    "source": [
     "import numpy as np\n",
+    "import regex\n",
     "\n",
     "def func(data):\n",
+    "    # using regex, just so it's listed and its version inferred correctly\n",
+    "    regex.search(r'(ab)', 'abcdef')\n",
     "    return bool(np.all([True]))\n"
    ]
   },
@@ -27,10 +30,10 @@
    "execution_count": 2,
    "metadata": {
     "execution": {
-     "iopub.execute_input": "2023-02-13T14:11:29.270506Z",
-     "iopub.status.busy": "2023-02-13T14:11:29.270233Z",
-     "iopub.status.idle": "2023-02-13T14:11:29.969468Z",
-     "shell.execute_reply": "2023-02-13T14:11:29.968705Z"
+     "iopub.execute_input": "2023-07-31T10:02:34.118394Z",
+     "iopub.status.busy": "2023-07-31T10:02:34.118192Z",
+     "iopub.status.idle": "2023-07-31T10:02:35.897692Z",
+     "shell.execute_reply": "2023-07-31T10:02:35.897269Z"
     },
     "pycharm": {
      "is_executing": true,
@@ -42,7 +45,7 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "numpy==1.22.4\n"
+      "numpy==1.25.1 regex==2023.6.3\n"
      ]
     }
    ],
@@ -71,9 +74,9 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.13"
+   "version": "3.10.9"
   }
  },
  "nbformat": 4,
  "nbformat_minor": 0
-}
+}