diff --git a/module2/exo4/data.csv b/module2/exo4/data.csv
new file mode 100644
index 0000000000000000000000000000000000000000..0995c74a8ac2635acc4fad09b68df2bfb569e994
--- /dev/null
+++ b/module2/exo4/data.csv
@@ -0,0 +1,34 @@
+{
+ "cells": [
+  {
+   "cell_type": "raw",
+   "metadata": {},
+   "source": [
+    "1,2,3\n",
+    "4,5,6\n",
+    "11,12,13"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "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": "3.6.4"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 2
+}