code: def forward(self, tokens: torch.LongTensor) -> torch.BoolTensor:
      return tokens == self.eos_id
  
imports: import abc
  from typing import List, Union
  import torch
label_desc: Use image node_id 2 for calling the EosGenerationStopCriterion obj's underlying member method code with example usage: obj.forward(tokens) and returns: unknown