update code

Jerry-Jzy · Jerry-Jzy · commit 0f1d27dfdf2f · 2025-03-09T17:26:18.000-04:00
diff --git a/deepxde/gradients/gradients_reverse.py b/deepxde/gradients/gradients_reverse.py
@@ -3,8 +3,8 @@
 __all__ = ["hessian", "jacobian"]
 
 from .jacobian import Jacobian, Jacobians
-from ..backend import backend_name, tf, torch, jax, paddle
 from .. import backend as bkd
+from ..backend import backend_name, tf, torch, jax, paddle
 
 
 class JacobianReverse(Jacobian):
