diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..46a893cf9810f948d9e5c7f8085f76ec13bd1109
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+
+course_id/
\ No newline at end of file
diff --git a/course_id/outbound/01-listes.ipynb/testgrade.ipynb b/course_id/outbound/01-listes.ipynb/testgrade.ipynb
deleted file mode 100644
index c75bc9afc44f5f374587d51cfe73e5f48a2f207c..0000000000000000000000000000000000000000
--- a/course_id/outbound/01-listes.ipynb/testgrade.ipynb
+++ /dev/null
@@ -1,80 +0,0 @@
-{
- "cells": [
-  {
-   "cell_type": "code",
-   "execution_count": 4,
-   "id": "ff85f1e7",
-   "metadata": {
-    "deletable": false,
-    "nbgrader": {
-     "cell_type": "code",
-     "checksum": "274f66a6493e86253b22688664dd1a6b",
-     "grade": false,
-     "grade_id": "cell-3cc0f00c3678cddb",
-     "locked": false,
-     "schema_version": 3,
-     "solution": true,
-     "task": false
-    }
-   },
-   "outputs": [],
-   "source": [
-    "a=1"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 5,
-   "id": "de920222",
-   "metadata": {
-    "deletable": false,
-    "editable": false,
-    "nbgrader": {
-     "cell_type": "code",
-     "checksum": "662a5f86ec714facc3a4fa54f5440e9b",
-     "grade": true,
-     "grade_id": "cell-013c5c6e09af8284",
-     "locked": true,
-     "points": 1,
-     "schema_version": 3,
-     "solution": false,
-     "task": false
-    }
-   },
-   "outputs": [],
-   "source": [
-    "\n",
-    "assert isinstance(a, int)"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "id": "2a5c3cfe",
-   "metadata": {},
-   "outputs": [],
-   "source": []
-  }
- ],
- "metadata": {
-  "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
-   "language": "python",
-   "name": "python3"
-  },
-  "language_info": {
-   "codemirror_mode": {
-    "name": "ipython",
-    "version": 3
-   },
-   "file_extension": ".py",
-   "mimetype": "text/x-python",
-   "name": "python",
-   "nbconvert_exporter": "python",
-   "pygments_lexer": "ipython3",
-   "version": "3.10.9"
-  }
- },
- "nbformat": 4,
- "nbformat_minor": 5
-}