class_docstr: Value remains constant over time.
  
  :param value: (float) Constant value of the schedule
class_docstr_tok: ["Value","remains","constant","over","time",".",":","param","value",":","(","float",")","Constant","value","of","the","schedule"]
code: def value(self, step):
      return self._value
  
label_desc: Use image node_id 2 for calling the ConstantSchedule obj's underlying member method code with example usage: obj.value(step) and returns: self