CLN: clean ._hidden_attrs (#51321)

Author: topper-123

pandas/core/arrays/sparse/array.py

@@ -361,7 +361,7 @@ class SparseArray(OpsMixin, PandasObject, ExtensionArray):
     """
 
     _subtyp = "sparse_array"  # register ABCSparseArray
-    _hidden_attrs = PandasObject._hidden_attrs | frozenset(["get_values"])
+    _hidden_attrs = PandasObject._hidden_attrs | frozenset([])
     _sparse_index: SparseIndex
     _sparse_values: np.ndarray
     _dtype: SparseDtype

pandas/core/generic.py

@@ -250,9 +250,7 @@ class NDFrame(PandasObject, indexing.IndexingMixin):
     ]
     _internal_names_set: set[str] = set(_internal_names)
     _accessors: set[str] = set()
-    _hidden_attrs: frozenset[str] = frozenset(
-        ["_AXIS_NAMES", "_AXIS_NUMBERS", "get_values"]
-    )
+    _hidden_attrs: frozenset[str] = frozenset([])
     _metadata: list[str] = []
     _is_copy: weakref.ReferenceType[NDFrame] | None = None
     _mgr: Manager

pandas/core/series.py

@@ -345,9 +345,7 @@ class Series(base.IndexOpsMixin, NDFrame):  # type: ignore[misc]
     _internal_names_set = {"index"} | NDFrame._internal_names_set
     _accessors = {"dt", "cat", "str", "sparse"}
     _hidden_attrs = (
-        base.IndexOpsMixin._hidden_attrs
-        | NDFrame._hidden_attrs
-        | frozenset(["compress", "ptp"])
+        base.IndexOpsMixin._hidden_attrs | NDFrame._hidden_attrs | frozenset([])
     )
 
     # Override cache_readonly bc Series is mutable