diff --git a/lang/fr/gklearn/tests/test_tools.py b/lang/fr/gklearn/tests/test_tools.py
new file mode 100644
index 0000000..18778d4
--- /dev/null
+++ b/lang/fr/gklearn/tests/test_tools.py
@@ -0,0 +1 @@
+print('Hello graphkit-learn!')