code: def transform(self, input_object):
      t1 = Type1(x=input_object.x, y=input_object.y)
      t2 = Type2(z=input_object.z)
      return {"t1": [t1], "t2": [t2]}
  
imports: import collections
  from absl.testing import absltest
  from magenta.pipelines import dag_pipeline
  from magenta.pipelines import pipeline
  from magenta.pipelines import statistics
label_desc: Use image node_id 2 for calling the UnitA obj's underlying member method code with example usage: obj.transform(input_object) and returns: dict