code: def once(self, start, end):
      # cache python dictionary lookups
      dst = self.array
      arrays = [arg.array for arg in self.args]
      flogic = self.flogic
  
      for i in range(start, end):
          dst[i] = flogic([arr[i] for arr in arrays])
  
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  import functools
  import math
  from .linebuffer import LineActions
  from .utils.py3 import cmp, range
label_desc: Use image node_id 2 for calling the MultiLogic obj's underlying member method code with example usage: obj.once(start, end) without return types