class_docstr: A custom non-clusterable layer class.
class_docstr_tok: ["A","custom","non-clusterable","layer","class","."]
code: def call(self, inputs):
      return tf.matmul(inputs, self.weights)
  
imports: from absl.testing import parameterized
  import tensorflow
  from tensorflow_model_optimization.python.core.clustering.keras import clusterable_layer
  from tensorflow_model_optimization.python.core.clustering.keras import clustering_registry
  from tensorflow_model_optimization.python.core.clustering.keras.cluster_config import GradientAggregation
label_desc: Use image node_id 2 for calling the CustomLayer obj's underlying member method code with example usage: obj.call(inputs) and returns: tf