docstr: To be implemented by the subclasses. Only check the column values
  assuming shape and indexes have already been checked.
docstr_tok: ["To","be","implemented","by","the","subclasses",".","Only","check","the","column","values","assuming","shape","and","indexes","have","already","been","checked","."]
code: def _equal_values(self, other: Self) -> bool:
      """
      To be implemented by the subclasses. Only check the column values
      assuming shape and indexes have already been checked.
      """
      raise AbstractMethodError(self)
  
imports: from __future__ import annotations
  from typing import TYPE_CHECKING, Any, Literal, cast, final
  import numpy
  from pandas._config import using_copy_on_write, warn_copy_on_write
  from pandas._libs import algos, lib
  from pandas.errors import AbstractMethodError
  from pandas.util._validators import validate_bool_kwarg
  from pandas.core.dtypes.cast import find_common_type, np_can_hold_element
  from pandas.core.dtypes.dtypes import ExtensionDtype, SparseDtype
  from pandas.core.base import PandasObject
  from pandas.core.construction import extract_array
  from pandas.core.indexes.api import Index, default_index
label_desc: Use image node_id 8 for calling the DataManager obj's underlying member method code with example usage: obj._equal_values(other) without return types