From 501b0b927e8d902d00f27c5e6b487169408114d0 Mon Sep 17 00:00:00 2001
From: Thomas Nicholas <thomas.nicholas@columbia.edu>
Date: Mon, 26 Jun 2023 11:00:03 -0400
Subject: [PATCH] print irregular chunking pattern when error raised

---
 cubed/utils.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cubed/utils.py b/cubed/utils.py
index 08fbb4dd..e826aa76 100644
--- a/cubed/utils.py
+++ b/cubed/utils.py
@@ -101,7 +101,7 @@ def to_chunksize(chunkset):
     """
 
     if not _check_regular_chunks(chunkset):
-        raise ValueError("Array must have regular chunks")
+        raise ValueError(f"Array must have regular chunks, but found chunks={chunkset}")
 
     return tuple(c[0] for c in chunkset)