From 0410b3c9ab705d04cec3f12c211a4c5972b7600e Mon Sep 17 00:00:00 2001
From: Aarsh-Wankar <23110003@iitgn.ac.in>
Date: Sat, 22 Mar 2025 01:37:02 +0530
Subject: [PATCH] Improve NotImplementedError message for gradient in Op class

---
 pytensor/graph/op.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pytensor/graph/op.py b/pytensor/graph/op.py
index 690bb44df5..b2d70d5828 100644
--- a/pytensor/graph/op.py
+++ b/pytensor/graph/op.py
@@ -366,7 +366,7 @@ def grad(
         .. [1] Giles, Mike. 2008. “An Extended Collection of Matrix Derivative Results for Forward and Reverse Mode Automatic Differentiation.”
 
         """
-        raise NotImplementedError()
+        raise NotImplementedError(f"grad not implemented for Op {self}")
 
     def L_op(
         self,