code: def model(request):
      model = Sequential()
      model.add(
          BatchNormalization(
              input_shape=(in_shape,),
              center=request.param,
              scale=request.param,
          )
      )
      model.compile()
      return model
  
file_path: hls4ml/test/pytest/test_batchnorm.py
imports: from pathlib import Path
  import numpy
  import pytest
  from tensorflow.keras.layers import BatchNormalization
  from tensorflow.keras.models import Sequential
  import hls4ml
label_desc: Use image node_id 2 for calling a global function with example usage: model(request) and returns: model