code: def setUp(self):
      super().setUp()
      self.params = {
          "video_encoder": {
              "pos_embedding": np.zeros((8)),
              "block0": {
                  "kernel": np.ones((10)),
                  "bias": np.zeros((10)),
              },
          },
          "text_encoder": {
              "pos_embedding": np.zeros((8)),
              "block0": {
                  "kernel": np.ones((10)),
                  "bias": np.zeros((10)),
              },
          },
          "video_text_fusion": {
              "block0": {
                  "kernel": np.ones((10)),
                  "bias": np.zeros((10)),
              },
          },
      }
      self.params = flax.core.freeze(self.params)
  
file_path: scenic/scenic/projects/unloc/optimizer_utils_test.py
imports: from absl.testing import absltest
  import chex
  import flax
  import jax
  import ml_collections
  import numpy
  import optax
  from scenic.projects.unloc import optimizer_utils
label_desc: Use image node_id 1 for calling the OptimizerUtilsTest obj's underlying member method code with example usage: obj.setUp() without return types