Merge pull request #855 from alibaba-damo-academy/dev_onnx

Xian Shi

2023-10-17 0dd01a880b8a7ed1d4549ee9b3a3d224e6fa1409

 funasr/models/frontend/abs_frontend.py

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from abc import ABC
from abc import abstractmethod
from typing import Tuple

import torch


class AbsFrontend(torch.nn.Module, ABC):
    @abstractmethod
    def output_size(self) -> int:
        raise NotImplementedError

    @abstractmethod
    def forward(
        self, input: torch.Tensor, input_lengths: torch.Tensor
    ) -> Tuple[torch.Tensor, torch.Tensor]:
        raise NotImplementedError