code: def generate_params(self):
      initialW = chainer.initializers.Normal(1, self.W_dtype)
      initial_bias = chainer.initializers.Normal(1, self.x_dtype)
      return initialW, initial_bias
  
imports: import unittest
  import numpy
  import pytest
  import six.moves.cPickle
  import chainer
  from chainer.backends import cuda
  from chainer import functions
  from chainer import links
  from chainer import memory_layouts
  from chainer import testing
  from chainer.testing import attr
  from chainer.utils import conv
label_desc: Use image node_id 3 for calling the TestConvolution2D obj's underlying member method code with example usage: obj.generate_params() and returns: initialW,  initial_bias