code: def create_link(self, initializers):
      args, kwargs = self.conv_args
      link = links.Convolution2D(*args, **kwargs)
      b = link.b.data
      b[...] = numpy.random.uniform(-1, 1, b.shape)
  
      return link
  
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 TestConvolution2DParameterShapePlaceholder obj's underlying member method code with example usage: obj.create_link(initializers) and returns: link