code: def test_network_wrong_number_of_input_values(self):
      network = layers.join(
          layers.Input(2),
          layers.Relu(10),
          layers.Relu(1),
      )
  
      input_value_1 = asfloat(np.random.random((10, 2)))
      input_value_2 = asfloat(np.random.random((10, 2)))
  
      with self.assertRaisesRegexp(
          ValueError, "but 2 inputs was provided"
      ):
          network.output(input_value_1, input_value_2)
  
file_path: neupy/tests/layers/graph/test_usage.py
imports: import numpy
  from neupy import layers
  from neupy.utils import asfloat
  from base import BaseTestCase
label_desc: Use image node_id 1 for calling the UsageTestCase obj's underlying member method code with example usage: obj.test_network_wrong_number_of_input_values() without return types