class_docstr: Hash encapsulation. Can be used for dictionary keys and comparisons.
code: def __hash__(self):
      # this returns a 8 bit integer, intentionally shortening the information
      return sum(
          [2 ** (i % 8) for i, v in enumerate(self.hash.flatten()) if v]
      )
  
imports: from __future__ import absolute_import, division, print_function
  import sys
  import numpy
  from PIL import Image, ImageFilter
label_desc: Use image node_id 7 for calling the ImageHash obj's underlying member method code with example usage: obj.__hash__() and returns: sum