code: def setUp(self):
      super().setUp()
      # Disable TensorFloat-32 format on A100 platform, as precision is too low
      # for current test assertions.
      tf.config.experimental.enable_tensor_float_32_execution(False)
  
imports: import os
  from absl.testing import parameterized
  import tensorflow
  from tensorflow_compression.python.layers import gdn
  from tensorflow_compression.python.layers import parameters
label_desc: Use image node_id 1 for calling the GDNTest obj's underlying member method code with example usage: obj.setUp() without return types