code: def setUp(self):
      self.link = links.StatefulPeepholeLSTM(
          self.in_size, self.out_size
      )
      upward = self.link.upward.W.data
      upward[...] = numpy.random.uniform(-1, 1, upward.shape)
      lateral = self.link.lateral.W.data
      lateral[...] = numpy.random.uniform(-1, 1, lateral.shape)
      peep_i = self.link.peep_i.W.data
      peep_i[...] = numpy.random.uniform(-1, 1, peep_i.shape)
      peep_f = self.link.peep_f.W.data
      peep_f[...] = numpy.random.uniform(-1, 1, peep_f.shape)
      peep_o = self.link.peep_o.W.data
      peep_o[...] = numpy.random.uniform(-1, 1, peep_o.shape)
  
      c_shape = (1, self.out_size)
      h_shape = (1, self.out_size)
      x_shape = (4, self.in_size)
      gy_shape = (4, self.out_size)
      self.c = numpy.zeros(c_shape).astype(numpy.float32)
      self.h = numpy.zeros(h_shape).astype(numpy.float32)
      self.x = numpy.random.uniform(-1, 1, x_shape).astype(
          numpy.float32
      )
      self.gy = numpy.random.uniform(-1, 1, gy_shape).astype(
          numpy.float32
      )
  
imports: import unittest
  import numpy
  import chainer
  from chainer import backend
  from chainer.backends import cuda
  from chainer import gradient_check
  from chainer import links
  from chainer import testing
  from chainer.testing import attr
label_desc: Use image node_id 1 for calling the TestPeephole obj's underlying member method code with example usage: obj.setUp() without return types