diff --git a/module2/exo1/toy_notebook_fr.ipynb b/module2/exo1/toy_notebook_fr.ipynb
index a175df518209df84bb10c91bfed8d2169ec50573..171fcd4dc147ecf5e35024699597e8e2a8554815 100644
--- a/module2/exo1/toy_notebook_fr.ipynb
+++ b/module2/exo1/toy_notebook_fr.ipynb
@@ -14,21 +14,12 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": null,
    "metadata": {
     "hideCode": false,
     "hidePrompt": false
    },
-   "outputs": [
-    {
-     "ename": "SyntaxError",
-     "evalue": "invalid syntax (<ipython-input-2-b3fb4d8933e8>, line 2)",
-     "output_type": "error",
-     "traceback": [
-      "\u001b[0;36m  File \u001b[0;32m\"<ipython-input-2-b3fb4d8933e8>\"\u001b[0;36m, line \u001b[0;32m2\u001b[0m\n\u001b[0;31m    Mon ordinateur m'indique que $\\pi$ vaut *approximativement*\u001b[0m\n\u001b[0m                 ^\u001b[0m\n\u001b[0;31mSyntaxError\u001b[0m\u001b[0;31m:\u001b[0m invalid syntax\n"
-     ]
-    }
-   ],
+   "outputs": [],
    "source": [
     "## En demandant à la lib maths\n",
     "Mon ordinateur m'indique que $\\pi$ vaut *approximativement*"
@@ -36,7 +27,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": 4,
    "metadata": {
     "hideCode": false,
     "hidePrompt": false
@@ -70,7 +61,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": 5,
    "metadata": {
     "hideCode": false,
     "hidePrompt": false
@@ -82,7 +73,7 @@
        "3.128911138923655"
       ]
      },
-     "execution_count": 4,
+     "execution_count": 5,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -112,7 +103,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": 6,
    "metadata": {
     "hideCode": false,
     "hidePrompt": false
@@ -163,7 +154,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 6,
+   "execution_count": 7,
    "metadata": {
     "hideCode": false,
     "hidePrompt": false
@@ -175,7 +166,7 @@
        "3.112"
       ]
      },
-     "execution_count": 6,
+     "execution_count": 7,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -186,6 +177,7 @@
   }
  ],
  "metadata": {
+  "celltoolbar": "Hide code",
   "hide_code_all_hidden": false,
   "kernelspec": {
    "display_name": "Python 3",