diff --git a/main.py b/main.py
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..2201e67758b9c8d3a4b86e337d0163d9e2b144a6 100644
--- a/main.py
+++ b/main.py
@@ -0,0 +1,5 @@
+def main():
+    print("Hello world !")
+
+if __name__ == "__main__":
+    main()
\ No newline at end of file