code: def setUp(self):
      self.gru_model = GRUModel()
      self.target_model = deepcopy(self.gru_model)
      self.target_model_2 = deepcopy(self.gru_model)
  
      gpu_count = get_gpu_count()
      if gpu_count > 0:
          place = fluid.CUDAPlace(0)
      else:
          place = fluid.CPUPlace()
      self.executor = fluid.Executor(place)
  
file_path: PARL/parl/core/fluid/tests/gru_cell_test_fluid.py
imports: from parl import layers
  from copy import deepcopy
  import unittest
  import paddle.fluid
  import parl
  from parl.utils import get_gpu_count
  import numpy
label_desc: Use image node_id 1 for calling the GRUModelTest obj's underlying member method code with example usage: obj.setUp() without return types