code: def test_softmax(self):
      x = np.random.random((2, 5))
  
      result = activations.softmax(x[np.newaxis, :])[0]
      expected = _ref_softmax(x[0])
      self.assertAllClose(result[0], expected, rtol=1e-05)
  
imports: import numpy
  from keras import activations
  from keras import backend
  from keras import testing
label_desc: Use image node_id 1 for calling the ActivationsTest obj's underlying member method code with example usage: obj.test_softmax() without return types