class_docstr: Simple QFunction for testing.
  
  Args:
      env_spec (garage.envs.env_spec.EnvSpec): Environment specification.
      name (str): Name of the q-function, also serves as the variable scope.
docstr: Object.__setstate__.
  
  Args:
      state (dict): Unpickled state.
code: def __setstate__(self, state):
      """Object.__setstate__.
  
      Args:
          state (dict): Unpickled state.
  
      """
      super().__setstate__(state)
      self._initialize()
  
file_path: garage/tests/fixtures/q_functions/simple_q_function.py
imports: import tensorflow
  from tests.fixtures.models import SimpleMLPModel
label_desc: Use image node_id 4 for calling the SimpleQFunction obj's underlying member method code with example usage: obj.__setstate__(state) without return types