code: def decode(self, x: str) -> str:
      return self.bert_tokenizer.clean_up_tokenization(
          self.bert_tokenizer.convert_tokens_to_string(x.split(" "))
      )
  
file_path: fairseq/fairseq/data/encoders/hf_bert_bpe.py
imports: from dataclasses import dataclass, field
  from typing import Optional
  from fairseq.data.encoders import register_bpe
  from fairseq.dataclass import FairseqDataclass
label_desc: Use image node_id 3 for calling the BertBPE obj's underlying member method code with example usage: obj.decode(x) and returns: self