code: def setup(self):
      self.check_forward_options.update({"rtol": 1e-2, "atol": 1e-2})
      self.check_backward_options.update({"rtol": 1e-2, "atol": 1e-2})
      self.check_double_backward_options.update(
          {"rtol": 5e-3, "atol": 5e-2}
      )
  
imports: import random
  import chainer
  import numpy
  import chainerx
  from chainer import utils
  from chainerx_tests import array_utils
  from chainerx_tests import dtype_utils
  from chainerx_tests import op_utils
label_desc: Use image node_id 1 for calling the TestSLstm obj's underlying member method code with example usage: obj.setup() without return types