class_docstr: The base class for all transformation objects.
  This class implements a single transformation (history)
  and some various niceties.
class_docstr_tok: ["The","base","class","for","all","transformation","objects",".","This","class","implements","a","single","transformation","(","history",")","and","some","various","niceties","."]
code: def __init__(self):
      self.dispatch = OrderedDict()
  
imports: import numpy
  import copy
  from collections import OrderedDict
  import itertools
  import six
  import inspect
label_desc: Use image node_id 4 to create a new BaseTransformer object from inherited base classes: object with example: obj = BaseTransformer()