code: def generate_inputs(self):
      x = numpy.random.uniform(-1, 1, (2, 3, 4)).astype(self.dtype)
      return (x,)
  
imports: import unittest
  import numpy
  import six
  from chainer import cuda
  from chainer import functions
  from chainer import testing
  from chainer.testing import attr
  from chainer.utils import type_check
label_desc: Use image node_id 2 for calling the TestMoveaxis obj's underlying member method code with example usage: obj.generate_inputs() and returns: x