code: def is_constant(self):
      return len(self.range) == 1
  
imports: from __future__ import absolute_import, unicode_literals
  import json
  import os
  from builtins import object, range
  from builtins import str
  import btb
  from atm.constants import METHODS
label_desc: Use image node_id 2 for calling the Numeric obj's underlying member method code with example usage: obj.is_constant() and returns: unknown