Match error message

src/zarr/storage/_local.py

@@ -96,7 +96,7 @@ def __init__(self, root: Path | str, *, read_only: bool = False) -> None:
             root = Path(root)
         if not isinstance(root, Path):
             raise TypeError(
-                f'"root" must be a string or Path instance. Got an object with type {type(root)} instead.'
+                f"'root' must be a string or Path instance. Got an instance of {type(root)} instead."
             )
         self.root = root
 

tests/test_store/test_local.py

@@ -59,7 +59,10 @@ def test_invalid_root_raises(self):
         """
         Test that a TypeError is raised when a non-str/Path type is used for the `root` argument
         """
-        with pytest.raises(TypeError):
+        with pytest.raises(
+            TypeError,
+            match=r"'root' must be a string or Path instance. Got an instance of <class 'int'> instead.",
+        ):
             LocalStore(root=0)
 
     async def test_get_with_prototype_default(self, store: LocalStore):