From 80ff878ca6c5dcc0b9b471975144818bc1f2e83e Mon Sep 17 00:00:00 2001
From: Martin Durant <martin.durant@alumni.utoronto.ca>
Date: Thu, 19 Oct 2023 13:18:36 -0400
Subject: [PATCH] Reduce dask tokenization time

---
 xarray/core/dataset.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xarray/core/dataset.py b/xarray/core/dataset.py
index 2ff78fb0484..2cc081a5a6e 100644
--- a/xarray/core/dataset.py
+++ b/xarray/core/dataset.py
@@ -309,7 +309,7 @@ def _maybe_chunk(
             # when rechunking by different amounts, make sure dask names change
             # by providing chunks as an input to tokenize.
             # subtle bugs result otherwise. see GH3350
-            token2 = tokenize(name, token if token else var._data, chunks)
+            token2 = tokenize(token if token else var._data, str(chunks))
             name2 = f"{name_prefix}{name}-{token2}"
 
             from_array_kwargs = utils.consolidate_dask_from_array_kwargs(