code: def setUp(self):
      self.e1 = _uniform(256, 256)
      self.e2 = _uniform(256, 256)
      self.w = _uniform(256, 256, 256)
      self.v1 = _uniform(256, 256)
      self.v2 = _uniform(256, 256)
      self.b = _uniform(256)
  
imports: import unittest
  import numpy
  import chainer
  from chainer import backend
  from chainer.backends import cuda
  from chainer import functions
  from chainer import testing
  from chainer.testing import attr
label_desc: Use image node_id 1 for calling the TestBilinearFunctionLarge obj's underlying member method code with example usage: obj.setUp() without return types