code: def test_inplace_parallel(self):
      network = layers.Input(10)
      network |= layers.Input(10)
      network >>= layers.Concatenate()
  
      self.assertEqual(len(network), 3)
      self.assertShapesEqual(
          network.input_shape, [(None, 10), (None, 10)]
      )
      self.assertShapesEqual(network.output_shape, (None, 20))
  
imports: import numpy
  from neupy import layers
  from neupy.utils import asfloat
  from neupy.exceptions import LayerConnectionError
  from base import BaseTestCase
label_desc: Use image node_id 7 for calling the InlineDefinitionsTestCase obj's underlying member method code with example usage: obj.test_inplace_parallel() without return types