code: def generate_inputs(self):
      x = numpy.random.uniform(-1, 1, self.x_shape).astype(self.dtype)
      beta = numpy.random.uniform(-1, 1, self.beta_shape).astype(
          self.dtype
      )
      return x, beta
  
file_path: chainer/tests/chainer_tests/functions_tests/activation_tests/test_swish.py
imports: import numpy
  from chainer import functions
  from chainer import testing
label_desc: Use image node_id 2 for calling the TestSwish obj's underlying member method code with example usage: obj.generate_inputs() and returns: x,  beta