Apply ruff rule RUF023

RUF023 `__slots__` is not sorted

Author: DimitriPapadopoulos

xarray/backends/common.py

@@ -276,7 +276,7 @@ def __exit__(self, exception_type, exception_value, traceback):
 
 
 class ArrayWriter:
-    __slots__ = ("sources", "targets", "regions", "lock")
+    __slots__ = ("lock", "regions", "sources", "targets")
 
     def __init__(self, lock=None):
         self.sources = []

xarray/backends/h5netcdf_.py

@@ -100,14 +100,14 @@ class H5NetCDFStore(WritableCFDataStore):
     """Store for reading and writing data via h5netcdf"""
 
     __slots__ = (
-        "autoclose",
-        "format",
-        "is_remote",
-        "lock",
         "_filename",
         "_group",
         "_manager",
         "_mode",
+        "autoclose",
+        "format",
+        "is_remote",
+        "lock",
     )
 
     def __init__(self, manager, group=None, mode=None, lock=HDF5_LOCK, autoclose=False):

xarray/backends/netCDF4_.py

@@ -361,14 +361,14 @@ class NetCDF4DataStore(WritableCFDataStore):
     """
 
     __slots__ = (
-        "autoclose",
-        "format",
-        "is_remote",
-        "lock",
         "_filename",
         "_group",
         "_manager",
         "_mode",
+        "autoclose",
+        "format",
+        "is_remote",
+        "lock",
     )
 
     def __init__(

xarray/backends/zarr.py

@@ -182,7 +182,7 @@ def encode_zarr_attr_value(value):
 
 
 class ZarrArrayWrapper(BackendArray):
-    __slots__ = ("dtype", "shape", "_array")
+    __slots__ = ("_array", "dtype", "shape")
 
     def __init__(self, zarr_array):
         # some callers attempt to evaluate an array if an `array` property exists on the object.
@@ -598,18 +598,18 @@ class ZarrStore(AbstractWritableDataStore):
     """Store for reading and writing data via zarr"""
 
     __slots__ = (
-        "zarr_group",
         "_append_dim",
+        "_close_store_on_close",
         "_consolidate_on_close",
         "_group",
         "_mode",
         "_read_only",
-        "_synchronizer",
-        "_write_region",
         "_safe_chunks",
-        "_write_empty",
-        "_close_store_on_close",
+        "_synchronizer",
         "_use_zarr_fill_value_as_mask",
+        "_write_empty",
+        "_write_region",
+        "zarr_group",
     )
 
     @classmethod

xarray/core/computation.py

@@ -77,11 +77,11 @@ class _UFuncSignature:
     """
 
     __slots__ = (
-        "input_core_dims",
-        "output_core_dims",
+        "_all_core_dims",
         "_all_input_core_dims",
         "_all_output_core_dims",
-        "_all_core_dims",
+        "input_core_dims",
+        "output_core_dims",
     )
 
     def __init__(self, input_core_dims, output_core_dims=((),)):

xarray/core/dataarray.py

@@ -421,13 +421,13 @@ class DataArray(
     _variable: Variable
 
     __slots__ = (
+        "__weakref__",
         "_cache",
-        "_coords",
         "_close",
+        "_coords",
         "_indexes",
         "_name",
         "_variable",
-        "__weakref__",
     )
 
     dt = utils.UncachedAccessor(CombinedDatetimelikeAccessor["DataArray"])

xarray/core/dataset.py

@@ -684,15 +684,15 @@ class Dataset(
     _variables: dict[Hashable, Variable]
 
     __slots__ = (
+        "__weakref__",
         "_attrs",
         "_cache",
+        "_close",
         "_coord_names",
         "_dims",
         "_encoding",
-        "_close",
         "_indexes",
         "_variables",
-        "__weakref__",
     )
 
     def __init__(

xarray/core/datatree.py

@@ -217,10 +217,10 @@ class DatasetView(Dataset):
     __slots__ = (
         "_attrs",
         "_cache",  # used by _CachedAccessor
+        "_close",
         "_coord_names",
         "_dims",
         "_encoding",
-        "_close",
         "_indexes",
         "_variables",
     )
@@ -457,17 +457,17 @@ class DataTree(
     _close: Callable[[], None] | None
 
     __slots__ = (
-        "_name",
-        "_parent",
-        "_children",
+        "_attrs",
         "_cache",  # used by _CachedAccessor
+        "_children",
+        "_close",
         "_data_variables",
+        "_encoding",
+        "_name",
         "_node_coord_variables",
         "_node_dims",
         "_node_indexes",
-        "_attrs",
-        "_encoding",
-        "_close",
+        "_parent",
     )
 
     def __init__(

xarray/core/groupby.py

@@ -173,7 +173,7 @@ class _DummyGroup(Generic[T_Xarray]):
     Should not be user visible.
     """
 
-    __slots__ = ("name", "coords", "size", "dataarray")
+    __slots__ = ("coords", "dataarray", "name", "size")
 
     def __init__(self, obj: T_Xarray, name: Hashable, coords) -> None:
         self.name = name
@@ -567,24 +567,24 @@ class GroupBy(Generic[T_Xarray]):
     """
 
     __slots__ = (
+        "_by_chunked",
+        "_codes",
+        "_dims",
         "_group_dim",
-        "groupers",
-        "_obj",
-        "_restore_coord_dims",
         # cached properties
         "_groups",
-        "_dims",
-        "_sizes",
+        "_inserted_dims",
         "_len",
-        "_by_chunked",
+        "_obj",
         # Save unstacked object for flox
         "_original_obj",
-        "_codes",
-        # stack nD vars
-        "group1d",
+        "_restore_coord_dims",
+        "_sizes",
         "_stacked_dim",
-        "_inserted_dims",
         "encoded",
+        # stack nD vars
+        "group1d",
+        "groupers",
     )
     _obj: T_Xarray
     groupers: tuple[ResolvedGrouper, ...]

xarray/core/indexes.py

@@ -573,7 +573,7 @@ class PandasIndex(Index):
     dim: Hashable
     coord_dtype: Any
 
-    __slots__ = ("index", "dim", "coord_dtype")
+    __slots__ = ("coord_dtype", "dim", "index")
 
     def __init__(
         self,
@@ -939,7 +939,7 @@ class PandasMultiIndex(PandasIndex):
     coord_dtype: Any
     level_coords_dtype: dict[str, Any]
 
-    __slots__ = ("index", "dim", "coord_dtype", "level_coords_dtype")
+    __slots__ = ("coord_dtype", "dim", "index", "level_coords_dtype")
 
     def __init__(self, array: Any, dim: Hashable, level_coords_dtype: Any = None):
         super().__init__(array, dim)
@@ -1451,13 +1451,13 @@ class Indexes(collections.abc.Mapping, Generic[T_PandasOrXarrayIndex]):
     _variables: dict[Any, Variable]
 
     __slots__ = (
+        "__coord_name_id",
+        "__id_coord_names",
+        "__id_index",
+        "_dims",
         "_index_type",
         "_indexes",
         "_variables",
-        "_dims",
-        "__coord_name_id",
-        "__id_index",
-        "__id_coord_names",
     )
 
     def __init__(

xarray/core/indexing.py

@@ -599,7 +599,7 @@ def __getitem__(self, key: Any):
 class LazilyIndexedArray(ExplicitlyIndexedNDArrayMixin):
     """Wrap an array to make basic and outer indexing lazy."""
 
-    __slots__ = ("array", "key", "_shape")
+    __slots__ = ("_shape", "array", "key")
 
     def __init__(self, array: Any, key: ExplicitIndexer | None = None):
         """
@@ -779,7 +779,7 @@ def _wrap_numpy_scalars(array):
 
 
 class CopyOnWriteArray(ExplicitlyIndexedNDArrayMixin):
-    __slots__ = ("array", "_copied")
+    __slots__ = ("_copied", "array")
 
     def __init__(self, array: duckarray[Any, Any]):
         self.array = as_indexable(array)
@@ -1658,7 +1658,7 @@ def transpose(self, order):
 class PandasIndexingAdapter(ExplicitlyIndexedNDArrayMixin):
     """Wrap a pandas.Index to preserve dtypes and handle explicit indexing."""
 
-    __slots__ = ("array", "_dtype")
+    __slots__ = ("_dtype", "array")
 
     array: pd.Index
     _dtype: np.dtype
@@ -1825,7 +1825,7 @@ class PandasMultiIndexingAdapter(PandasIndexingAdapter):
     the same multi-index).
     """
 
-    __slots__ = ("array", "_dtype", "level", "adapter")
+    __slots__ = ("_dtype", "adapter", "array", "level")
 
     array: pd.MultiIndex
     _dtype: np.dtype

xarray/core/rolling.py

@@ -64,7 +64,7 @@ class Rolling(Generic[T_Xarray]):
     xarray.DataArray.rolling
     """
 
-    __slots__ = ("obj", "window", "min_periods", "center", "dim")
+    __slots__ = ("center", "dim", "min_periods", "obj", "window")
     _attributes = ("window", "min_periods", "center", "dim")
     dim: list[Hashable]
     window: list[int]
@@ -907,12 +907,12 @@ class Coarsen(CoarsenArithmetic, Generic[T_Xarray]):
     """
 
     __slots__ = (
-        "obj",
         "boundary",
         "coord_func",
-        "windows",
+        "obj",
         "side",
         "trim_excess",
+        "windows",
     )
     _attributes = ("windows", "side", "trim_excess")
     obj: T_Xarray

xarray/core/variable.py

@@ -379,7 +379,7 @@ class Variable(NamedArray, AbstractArray, VariableArithmetic):
     they can use more complete metadata in context of coordinate labels.
     """
 
-    __slots__ = ("_dims", "_data", "_attrs", "_encoding")
+    __slots__ = ("_attrs", "_data", "_dims", "_encoding")
 
     def __init__(
         self,

xarray/namedarray/core.py

@@ -248,7 +248,7 @@ class NamedArray(NamedArrayAggregations, Generic[_ShapeType_co, _DType_co]):
     >>> narr = NamedArray(("x",), data, {"units": "m"})  # TODO: Better name than narr?
     """
 
-    __slots__ = ("_data", "_dims", "_attrs")
+    __slots__ = ("_attrs", "_data", "_dims")
 
     _data: duckarray[Any, _DType_co]
     _dims: _Dims

xarray/plot/utils.py

@@ -1383,10 +1383,10 @@ class _Normalize(Sequence):
 
     __slots__ = (
         "_data",
+        "_data_is_numeric",
         "_data_unique",
         "_data_unique_index",
         "_data_unique_inverse",
-        "_data_is_numeric",
         "_width",
     )