code: def max_values(args):
      """Return possible range for max function."""
      return Interval(
          max(x.low for x in args), max(x.high for x in args)
      )
  
imports: from math import isinf, isnan
  import itertools
  import numpy
label_desc: Use image node_id 5 for calling a global function with example usage: max_values(args) and returns: Interval