class_docstr: Base class for monomial orderings. 
code: def __call__(self, monomial):
      raise NotImplementedError
  
imports: from __future__ import annotations
  from sympy.core import Symbol
  from sympy.utilities.iterables import iterable
label_desc: Use image node_id 3 for calling the MonomialOrder obj's underlying member method code with example usage: obj.__call__(monomial) without return types