diff --git a/tests/test_simple_math.py b/tests/test_simple_math.py
index e575dad..1b14036 100644
--- a/tests/test_simple_math.py
+++ b/tests/test_simple_math.py
@@ -29,4 +29,4 @@ def closure():
             optimizer.step(closure)
             pbar.set_postfix(mse_loss=loss.item(), reg_loss=reg_loss.item())
     for layer in kan.layers:
-        print(layer.spline_weight)
\ No newline at end of file
+        print(layer.spline_weight)