code: def setUp(self):
      cuda.memory_pool.free_all_blocks()
      self.h = function_hooks.CupyMemoryProfileHook()
      f1 = functions.exp
      f2 = functions.relu
      self.x = numpy.random.uniform(-0.1, 0.1, (3, 5)).astype(
          numpy.float32
      )
      x = cuda.to_gpu(self.x)
      with self.h:
          f1(chainer.Variable(x))
          f1(chainer.Variable(x))
          f2(chainer.Variable(x))
          f2(chainer.Variable(x))
  
imports: import unittest
  import numpy
  import six
  import chainer
  from chainer.backends import cuda
  from chainer import function_hooks
  from chainer import functions
  from chainer.functions.math import basic_math
  from chainer import testing
  from chainer.testing import attr
label_desc: Use image node_id 1 for calling the TestCupyMemoryProfileReportBase obj's underlying member method code with example usage: obj.setUp() without return types