docstr: The end of text token. Cohere does not have one.
docstr_tok: ["The","end","of","text","token",".","Cohere","does","not","have","one","."]
code: def end_of_text_token(self) -> str:
      """
      The end of text token. Cohere does not have one.
      """
      return ""
  
imports: from typing import List, Optional
  from helm.proxy.clients.cohere_client import CohereClient
  from .local_window_service import LocalWindowService
  from .tokenizer_service import TokenizerService
  from .window_service import EncodeResult
  from helm.common.tokenization_request import TokenizationRequest, TokenizationRequestResult, TokenizationToken
label_desc: Use image node_id 5 for calling the CohereWindowService obj's underlying member method code with example usage: obj.end_of_text_token() and returns: str