From d27d344f43bb61de1c80c297e8013a1183dcbf11 Mon Sep 17 00:00:00 2001
From: Claude <claude@gitea.frank14f.online>
Date: Thu, 15 Oct 2026 02:39:58 +0000
Subject: [PATCH] Add source-path header comment to blocks.py

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
---
 src/CelerisLab/lbm/blocks.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/CelerisLab/lbm/blocks.py b/src/CelerisLab/lbm/blocks.py
index 3b7ac30..4fc9975 100644
--- a/src/CelerisLab/lbm/blocks.py
+++ b/src/CelerisLab/lbm/blocks.py
@@ -1,3 +1,4 @@
+# CelerisLab/lbm/blocks.py
 """CPU layout for fixed-size 2D blocks: core ownership, halo pairs and packing.
 
 Dense arrays are Q-major (q, y, x) with cell y*nx+x, as in core/layout.cuh.