class_docstr: A `Layer` characterized by iteratively given functions.
code: def layers(self):
      return self._layers
  
imports: import sys
  import tensorflow.compat.v2
  from tensorflow_probability.python.experimental.nn.util import utils
  from tensorflow_probability.python.internal import name_util
label_desc: Use image node_id 3 for calling the Sequential obj's underlying member method code with example usage: obj.layers() and returns: self