fix code format (#7377)

test/smoke_test.py

@@ -27,6 +27,7 @@ def smoke_test_torchvision_read_decode() -> None:
     if img_png.ndim != 3 or img_png.numel() < 100:
         raise RuntimeError(f"Unexpected shape of img_png: {img_png.shape}")
 
+
 def smoke_test_compile() -> None:
     model = resnet50().cuda()
     model = torch.compile(model)
@@ -34,6 +35,7 @@ def smoke_test_compile() -> None:
     out = model(x)
     print(f"torch.compile model output: {out.shape}")
 
+
 def smoke_test_torchvision_resnet50_classify(device: str = "cpu") -> None:
     img = read_image(str(SCRIPT_DIR / ".." / "gallery" / "assets" / "dog2.jpg")).to(device)
 
@@ -73,6 +75,5 @@ def main() -> None:
         smoke_test_torchvision_resnet50_classify("mps")
 
 
-
 if __name__ == "__main__":
     main()