class_docstr: Abstract asynchronous agent class.
class_docstr_tok: ["Abstract","asynchronous","agent","class","."]
docstr: Tuple of names of shared attributes.
docstr_tok: ["Tuple","of","names","of","shared","attributes","."]
code: def shared_attributes(self):
      """Tuple of names of shared attributes."""
      pass
  
imports: from abc import ABCMeta
  from abc import abstractmethod
  from abc import abstractproperty
  import os
  from chainer import serializers
  import numpy
  import warnings
label_desc: Use image node_id 2 for calling the AsyncAgent obj's underlying member method code with example usage: obj.shared_attributes() without return types