code: def setUp(self):
      CTCTestBase.setUp(self)
      self.t = numpy.array([[0, 1, 1], [0, 1, 0]]).astype(numpy.int32)
      self.l = numpy.array(
          [[2, 0, 2, 1, 2, 1, 2], [2, 0, 2, 1, 2, 0, 2]]
      ).astype(numpy.int32)
      self.l_length = numpy.full(
          (len(self.t),), len(self.t[0]), dtype="i"
      )
  
imports: import math
  import unittest
  import numpy
  import chainer
  from chainer import backend
  from chainer.backends import cuda
  from chainer import functions
  from chainer import gradient_check
  from chainer import testing
  from chainer.testing import attr
  from chainer.testing import condition
label_desc: Use image node_id 1 for calling the TestCTCWithRepeatedLabel obj's underlying member method code with example usage: obj.setUp() without return types