code: def range_index_size(self) -> int:
      return self._range_index_size
  
imports: import operator
  from functools import reduce
  import numpy
  import pandas
  from ...None import opcodes
  from ...config import options
  from ...core.operand import OperandStage
  from ...serialization.serializables import BoolField, Int64Field
  from ...utils import ceildiv, lazy_import
  from ..operands import DataFrameOperand, DataFrameOperandMixin
  from ..core import IndexValue
  from ..utils import parse_index
label_desc: Use image node_id 5 for calling the DataFrameMemoryUsage obj's underlying member method code with example usage: obj.range_index_size() and returns: self