code: def call(self, inputs):  # pylint: disable=arguments-differ
      return self.output_layer(inputs)
  
imports: import tensorflow
  from tensorflow_privacy.privacy.bolt_on import losses
  from tensorflow_privacy.privacy.bolt_on import models
  from tensorflow_privacy.privacy.bolt_on.optimizers import BoltOn
label_desc: Use image node_id 2 for calling the TestModel obj's underlying member method code with example usage: obj.call(inputs) and returns: self