class_docstr: ActionValue that can evaluate only a single action.
class_docstr_tok: ["ActionValue","that","can","evaluate","only","a","single","action","."]
code: def __init__(self, evaluator, maximizer=None):
      self.evaluator = evaluator
      self.maximizer = maximizer
  
imports: import warnings
  from abc import ABCMeta, abstractmethod, abstractproperty
  import torch
  import torch.nn.functional
  from torch.distributions.utils import lazy_property
label_desc: Use image node_id 1 to create a new SingleActionValue object from inherited base classes: ActionValue with example: obj = SingleActionValue(evaluator, maximizer)