CLN: remove itemsize, should have gone in #29918 (#30606)

Author: jbrockmendel

pandas/core/arrays/categorical.py

@@ -302,7 +302,7 @@ class Categorical(ExtensionArray, PandasObject):
  __array_priority__ = 1000
  _dtype = CategoricalDtype(ordered=False)
  # tolist is not actually deprecated, just suppressed in the __dir__
- _deprecations = PandasObject._deprecations | frozenset(["tolist", "itemsize"])
+ _deprecations = PandasObject._deprecations | frozenset(["tolist"])
  _typ = "categorical"
 
  def __init__(

pandas/core/indexes/category.py

@@ -361,11 +361,6 @@ def values(self):
  """ return the underlying data, which is a Categorical """
  return self._data
 
- @property
- def itemsize(self):
- # Size of the items in categories, not codes.
- return self.values.itemsize
-
  def _wrap_setop_result(self, other, result):
  name = get_op_result_name(self, other)
  return self._shallow_copy(result, name=name)