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# Copyright (c) Meta Platforms, Inc. and affiliates.
# All rights reserved.
#
# This source code is licensed under the BSD-style license found in the
# LICENSE file in the root directory of this source tree.
from abc import ABC, abstractmethod
class Tokenizer(ABC):
# basic tokenizer interface, for typing purpose mainly
def __init__(self):
self._n_words = 8
@abstractmethod
def encode(self, *args, **kwargs) -> list[int]:
...
@abstractmethod
def decode(self, *args, **kwargs) -> str:
...
@property
def n_words(self) -> int:
return self._n_words
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