requires Zarr v2.13+

Author: madsbk

python/benchmarks/single-node-io.py

@@ -202,7 +202,7 @@ def run_zarr(args):
     dir_path = args.dir / "zarr"
 
     if not hasattr(zarr.Array, "meta_array"):
-        RuntimeError("Requires Zarr v2.13.0+ for CuPy support")
+        raise RuntimeError("requires Zarr v2.13+")
 
     a = cupy.arange(args.nbytes, dtype="uint8")
 

python/tests/test_benchmarks.py

@@ -30,7 +30,7 @@ def test_single_node_io(run_cmd, tmp_path, api):
     if "zarr" in api:
         zarr = pytest.importorskip("zarr")
         if not hasattr(zarr.Array, "meta_array"):
-            pytest.skip("Requires Zarr v2.13.0+ for CuPy support")
+            pytest.skip("requires Zarr v2.13+")
 
     retcode = run_cmd(
         cmd=[

python/tests/test_zarr.py

@@ -8,11 +8,11 @@
 zarr = pytest.importorskip("zarr")
 GDSStore = pytest.importorskip("kvikio.zarr").GDSStore
 
-
-cupy_support = pytest.mark.skipif(
-    not hasattr(zarr.Array, "meta_array"),
-    reason="Requires Zarr v2.13.0+ for CuPy support",
-)
+# To support CuPy arrays, we need the `meta_array` argument introduced
+# in Zarr v2.13
+# See <https://github.com/zarr-developers/zarr-python/pull/934>
+if not hasattr(zarr.Array, "meta_array"):
+    pytest.skip("requires Zarr v2.13+", allow_module_level=True)
 
 
 @pytest.fixture
@@ -35,7 +35,6 @@ def test_direct_store_access(store, array_type):
     cupy.testing.assert_array_equal(a, b)
 
 
-@cupy_support
 def test_array(store):
     """Test Zarr array"""
 
@@ -49,7 +48,6 @@ def test_array(store):
     cupy.testing.assert_array_equal(a, z[:])
 
 
-@cupy_support
 def test_group(store):
     """Test Zarr group"""