code: def norm_layer(tensor, normalization):
      if normalization.lower() == "batchnorm":
          tensor = layers.BatchNormalization()(tensor)
      return tensor
  
file_path: graphics/tensorflow_graphics/projects/neural_voxel_renderer/layers.py
imports: import tensorflow
label_desc: Use image node_id 1 for calling a global function with example usage: norm_layer(tensor, normalization) and returns: tensor