code: def setup_method(self):
      super().setup_method()
      self.batch_size = 5
      self.input_width = 10
      self.input_height = 10
      self.obs = np.full(
          (self.batch_size, self.input_width, self.input_height, 3), 1
      )
      self.input_dim = (self.input_width, self.input_height, 3)
      input_shape = self.obs.shape[1:]  # height, width, channel
      self._input_ph = tf.compat.v1.placeholder(
          tf.float32, shape=(None,) + input_shape, name="input"
      )
  
imports: import pickle
  from unittest import mock
  import numpy
  import pytest
  import tensorflow
  from garage.tf.models import GaussianCNNModel
  from tests.fixtures import TfGraphTestCase
label_desc: Use image node_id 1 for calling the TestGaussianCNNModel obj's underlying member method code with example usage: obj.setup_method() without return types