class_docstr: Constraint object for specifying one parameter to be smaller than another.
docstr: Parameters.
code: def parameters(self) -> List[Parameter]:
      """Parameters."""
      return [self.lower_parameter, self.upper_parameter]
  
imports: from __future__ import annotations
  from typing import Dict, List, Union
  from ax.core.parameter import ChoiceParameter, FixedParameter, Parameter, RangeParameter
  from ax.core.types import ComparisonOp
  from ax.utils.common.base import SortableBase
label_desc: Use image node_id 4 for calling the OrderConstraint obj's underlying member method code with example usage: obj.parameters() and returns: list