update speech_UniASR_asr_2pass-tr-16k-common-vocab1582-pytorch (#688)

Chong Zhang

2023-06-29 6086ff54e3d93dd2e465e152e7214dce7695371d

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from abc import ABC
from abc import abstractmethod
from typing import Iterator
 
 
class AbsIterFactory(ABC):
    @abstractmethod
    def build_iter(self, epoch: int, shuffle: bool = None) -> Iterator:
        raise NotImplementedError