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from transformers import T5Tokenizer
from typing import List, Optional, Tuple, Union
class OpenMoeTokenizer(T5Tokenizer):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.padding_side = 'left'
self.add_bos_token = True
self.add_eos_token = False
def build_inputs_with_special_tokens(
self, token_ids_0: List[int], token_ids_1: Optional[List[int]] = None
) -> List[int]:
if self.add_eos_token:
token_ids_0 = self._add_eos_if_not_present(token_ids_0)
if self.add_bos_token:
token_ids_0 = [self.pad_token_id] + token_ids_0
if token_ids_1 is None:
return token_ids_0
else:
token_ids_1 = self._add_eos_if_not_present(token_ids_1)
return token_ids_0 + token_ids_1 |