update

嘉渊

2023-07-03 ba3d455b21ca6226b8d624b476b217566b72787b

 funasr/models/encoder/abs_encoder.py

New file
@@ -0,0 +1,21 @@
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