Merge pull request #80 from alibaba-damo-academy/dev

hnluo

2023-02-09 6e5f075b1d9f189dd4e5400a0a228c670aa4696e

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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