code: def _numpy(self, s1, s2):
      s1, s2 = numpy.asarray(s1), numpy.asarray(s2)
      return max(abs(s1 - s2))
  
imports: from functools import reduce
  from typing import Any
  from .base import Base, BaseSimilarity
label_desc: Use image node_id 1 for calling the Chebyshev obj's underlying member method code with example usage: obj._numpy(s1, s2) and returns: max