class_docstr: Base class for defining preprocessing.
  
  All subclass constructors will take input_shape as the first argument.
class_docstr_tok: ["Base","class","for","defining","preprocessing",".","All","subclass","constructors","will","take","input_shape","as","the","first","argument","."]
docstr: Constructor for base Preprocessing class.
docstr_tok: ["Constructor","for","base","Preprocessing","class","."]
code: def __init__(self, input_shape):
      """Constructor for base Preprocessing class."""
      self._input_shape = input_shape
  
imports: from abc import ABCMeta, abstractmethod
  from collections import deque
  import numpy
  from PIL import Image
label_desc: Use image node_id 1 to create a new Preprocessing object from inherited base classes: object with example: obj = Preprocessing(input_shape)