class_docstr: Initializer which concats other intializers.
class_docstr_tok: ["Initializer","which","concats","other","intializers","."]
code: def sizes(self):
      return self._sizes
  
file_path: probability/tensorflow_probability/python/layers/initializers.py
imports: import numpy
  import tensorflow.compat.v2
  from tensorflow_probability.python.internal import tf_keras
label_desc: Use image node_id 3 for calling the BlockwiseInitializer obj's underlying member method code with example usage: obj.sizes() and returns: self