diff --git a/feedstock/dask_rechunk_and_store_zarr.ipynb b/feedstock/dask_rechunk_and_store_zarr.ipynb
index 90fd2a4..e6e70c3 100644
--- a/feedstock/dask_rechunk_and_store_zarr.ipynb
+++ b/feedstock/dask_rechunk_and_store_zarr.ipynb
@@ -7,7 +7,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "import xarray as xr \n",
+    "import xarray as xr\n",
     "from dask.distributed import Client\n",
     "from rechunker import rechunk\n",
     "from zarr import consolidate_metadata"
@@ -888,7 +888,11 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "combined_ds = xr.open_dataset('gs://leap-persistent/norlandrhagen/references/enatl_600m.parquet', engine=\"kerchunk\", chunks={})"
+    "combined_ds = xr.open_dataset(\n",
+    "    \"gs://leap-persistent/norlandrhagen/references/enatl_600m.parquet\",\n",
+    "    engine=\"kerchunk\",\n",
+    "    chunks={},\n",
+    ")"
    ]
   },
   {
@@ -903,7 +907,7 @@
     "    target_chunks={\"time\": 3, \"y\": 2365, \"x\": 4177},\n",
     "    temp_store=\"temp/store.zarr\",\n",
     "    max_mem=\"1GB\",\n",
-    "    target_store='gs://leap-persistent/data-library/feedstocks/eNATL_feedstock/eNATL600m-BLBT02.zarr'\n",
+    "    target_store=\"gs://leap-persistent/data-library/feedstocks/eNATL_feedstock/eNATL600m-BLBT02.zarr\",\n",
     ")"
    ]
   },
@@ -925,7 +929,9 @@
     }
    ],
    "source": [
-    "consolidate_metadata('gs://leap-persistent/data-library/feedstocks/eNATL_feedstock/eNATL600m-BLBT02.zarr')"
+    "consolidate_metadata(\n",
+    "    \"gs://leap-persistent/data-library/feedstocks/eNATL_feedstock/eNATL600m-BLBT02.zarr\"\n",
+    ")"
    ]
   },
   {
@@ -935,7 +941,10 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "ds = xr.open_zarr('gs://leap-persistent/data-library/feedstocks/eNATL_feedstock/eNATL600m-BLBT02.zarr', consolidated=True)"
+    "ds = xr.open_zarr(\n",
+    "    \"gs://leap-persistent/data-library/feedstocks/eNATL_feedstock/eNATL600m-BLBT02.zarr\",\n",
+    "    consolidated=True,\n",
+    ")"
    ]
   },
   {