class_docstr: Dummy step that takes a single input and produces multiple outputs.
class_docstr_tok: ["Dummy","step","that","takes","a","single","input","and","produces","multiple","outputs","."]
code: def transform(self, X):
      return X + 1.0, X - 1.0
  
imports: from sklearn.base import BaseEstimator
  from baikal import Step, make_step
label_desc: Use image node_id 2 for calling the DummySIMO obj's underlying member method code with example usage: obj.transform(X) and returns: unknown,  unknown