code: def setUp(self):
      self.ints = list(range(10))
      self.strs = list("abcdefghij")
      self.iterable = zip(self.ints, self.strs)
  
imports: import random
  import unittest
  from chainer import testing
  from chainercv.utils import unzip
label_desc: Use image node_id 1 for calling the TestUnzip obj's underlying member method code with example usage: obj.setUp() without return types