Merge remote-tracking branch 'origin/main'

lyblsgo

2023-10-13 d27f50be225ad02c69eab9e0b442806614da1df3

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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