code: def test_get_output_for(self, axis):
      layer = self.layer(axis)
      inputs = [
          theano.shared(numpy.ones((3, 3))),
          theano.shared(numpy.ones((3, 2))),
      ]
      result = layer.get_output_for(inputs)
      result_eval = result.eval()
      desired_result = numpy.hstack(
          [input.get_value() for input in inputs]
      )
      assert (result_eval == desired_result).all()
  
imports: from mock import Mock
  import numpy
  import pytest
  import theano
label_desc: Use image node_id 6 for calling the TestConcatLayer obj's underlying member method code with example usage: obj.test_get_output_for(axis) without return types