游雁
2023-09-04 f77095892bd812e14fc86f24b35908a6b76c7297
funasr/models/encoder/abs_encoder.py
New file
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from abc import ABC
from abc import abstractmethod
from typing import Optional
from typing import Tuple
import torch
class AbsEncoder(torch.nn.Module, ABC):
    @abstractmethod
    def output_size(self) -> int:
        raise NotImplementedError
    @abstractmethod
    def forward(
        self,
        xs_pad: torch.Tensor,
        ilens: torch.Tensor,
        prev_states: torch.Tensor = None,
    ) -> Tuple[torch.Tensor, torch.Tensor, Optional[torch.Tensor]]:
        raise NotImplementedError