Merge pull request #476 from alibaba-damo-academy/dev_grpc

Yabin Li

2023-05-08 1358e8a5fcba9d9da4ed1478a91f217e8c211fc0

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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