update mfcc infer.sh

yufan-aslp

2023-04-25 cfe22850e2a62071fca0fbdc15bb6e95ca555490

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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