提交

kongdeqiang

2026-03-13 28ccfbfc51068a663a80764e14074df5edf2b5ba

 funasr/models/contextual_paraformer/decoder.py

@@ -1,22 +1,27 @@
from typing import List
from typing import Tuple
import logging
#!/usr/bin/env python3
# -*- encoding: utf-8 -*-
# Copyright FunASR (https://github.com/alibaba-damo-academy/FunASR). All Rights Reserved.
#  MIT License  (https://opensource.org/licenses/MIT)

import torch
import torch.nn as nn
import logging
import numpy as np

from funasr.models.scama import utils as myutils

from funasr.models.sanm.attention import MultiHeadedAttentionSANMDecoder, MultiHeadedAttentionCrossAtt
from funasr.models.transformer.embedding import PositionalEncoding
from funasr.models.transformer.layer_norm import LayerNorm
from funasr.models.sanm.positionwise_feed_forward import PositionwiseFeedForwardDecoderSANM
from funasr.models.transformer.utils.repeat import repeat
from funasr.models.paraformer.decoder import DecoderLayerSANM, ParaformerSANMDecoder
from typing import Tuple

from funasr.register import tables
from funasr.models.scama import utils as myutils
from funasr.models.transformer.utils.repeat import repeat
from funasr.models.transformer.layer_norm import LayerNorm
from funasr.models.transformer.embedding import PositionalEncoding
from funasr.models.paraformer.decoder import DecoderLayerSANM, ParaformerSANMDecoder
from funasr.models.sanm.positionwise_feed_forward import PositionwiseFeedForwardDecoderSANM
from funasr.models.sanm.attention import (
    MultiHeadedAttentionSANMDecoder,
    MultiHeadedAttentionCrossAtt,
)

class ContextualDecoderLayer(nn.Module):

class ContextualDecoderLayer(torch.nn.Module):
    def __init__(
        self,
        size,
@@ -38,14 +43,21 @@
            self.norm2 = LayerNorm(size)
        if src_attn is not None:
            self.norm3 = LayerNorm(size)
        self.dropout = nn.Dropout(dropout_rate)
        self.dropout = torch.nn.Dropout(dropout_rate)
        self.normalize_before = normalize_before
        self.concat_after = concat_after
        if self.concat_after:
            self.concat_linear1 = nn.Linear(size + size, size)
            self.concat_linear2 = nn.Linear(size + size, size)
            self.concat_linear1 = torch.nn.Linear(size + size, size)
            self.concat_linear2 = torch.nn.Linear(size + size, size)

    def forward(self, tgt, tgt_mask, memory, memory_mask, cache=None,):
    def forward(
        self,
        tgt,
        tgt_mask,
        memory,
        memory_mask,
        cache=None,
    ):
        # tgt = self.dropout(tgt)
        if isinstance(tgt, Tuple):
            tgt, _ = tgt
@@ -73,7 +85,7 @@
        return x, tgt_mask, x_self_attn, x_src_attn


class ContextualBiasDecoder(nn.Module):
class ContextualBiasDecoder(torch.nn.Module):
    def __init__(
        self,
        size,
@@ -87,7 +99,7 @@
        self.src_attn = src_attn
        if src_attn is not None:
            self.norm3 = LayerNorm(size)
        self.dropout = nn.Dropout(dropout_rate)
        self.dropout = torch.nn.Dropout(dropout_rate)
        self.normalize_before = normalize_before

    def forward(self, tgt, tgt_mask, memory, memory_mask=None, cache=None):
@@ -95,8 +107,9 @@
        if self.src_attn is not None:
            if self.normalize_before:
                x = self.norm3(x)
            x =  self.dropout(self.src_attn(x, memory, memory_mask))
            x = self.dropout(self.src_attn(x, memory, memory_mask))
        return x, tgt_mask, memory, memory_mask, cache


@tables.register("decoder_classes", "ContextualParaformerDecoder")
class ContextualParaformerDecoder(ParaformerSANMDecoder):
@@ -105,6 +118,7 @@
    Paraformer: Fast and Accurate Parallel Transformer for Non-autoregressive End-to-End Speech Recognition
    https://arxiv.org/abs/2006.01713
    """

    def __init__(
        self,
        vocab_size: int,
@@ -137,7 +151,7 @@
        )

        attention_dim = encoder_output_size
        if input_layer == 'none':
        if input_layer == "none":
            self.embed = None
        if input_layer == "embed":
            self.embed = torch.nn.Sequential(
@@ -183,7 +197,7 @@
                concat_after,
            ),
        )
        self.dropout = nn.Dropout(dropout_rate)
        self.dropout = torch.nn.Dropout(dropout_rate)
        self.bias_decoder = ContextualBiasDecoder(
            size=attention_dim,
            src_attn=MultiHeadedAttentionCrossAtt(
@@ -192,20 +206,20 @@
            dropout_rate=dropout_rate,
            normalize_before=True,
        )
        self.bias_output = torch.nn.Conv1d(attention_dim*2, attention_dim, 1, bias=False)
        self.bias_output = torch.nn.Conv1d(attention_dim * 2, attention_dim, 1, bias=False)
        self.last_decoder = ContextualDecoderLayer(
                attention_dim,
                MultiHeadedAttentionSANMDecoder(
                    attention_dim, self_attention_dropout_rate, kernel_size, sanm_shfit=sanm_shfit
                ),
                MultiHeadedAttentionCrossAtt(
                    attention_heads, attention_dim, src_attention_dropout_rate
                ),
                PositionwiseFeedForwardDecoderSANM(attention_dim, linear_units, dropout_rate),
                dropout_rate,
                normalize_before,
                concat_after,
            )
            attention_dim,
            MultiHeadedAttentionSANMDecoder(
                attention_dim, self_attention_dropout_rate, kernel_size, sanm_shfit=sanm_shfit
            ),
            MultiHeadedAttentionCrossAtt(
                attention_heads, attention_dim, src_attention_dropout_rate
            ),
            PositionwiseFeedForwardDecoderSANM(attention_dim, linear_units, dropout_rate),
            dropout_rate,
            normalize_before,
            concat_after,
        )
        if num_blocks - att_layer_num <= 0:
            self.decoders2 = None
        else:
@@ -271,31 +285,25 @@
        memory_mask = myutils.sequence_mask(hlens, device=memory.device)[:, None, :]

        x = tgt
        x, tgt_mask, memory, memory_mask, _ = self.decoders(
            x, tgt_mask, memory, memory_mask
        )
        _, _, x_self_attn, x_src_attn = self.last_decoder(
            x, tgt_mask, memory, memory_mask
        )
        x, tgt_mask, memory, memory_mask, _ = self.decoders(x, tgt_mask, memory, memory_mask)
        _, _, x_self_attn, x_src_attn = self.last_decoder(x, tgt_mask, memory, memory_mask)

        # contextual paraformer related
        contextual_length = torch.Tensor([contextual_info.shape[1]]).int().repeat(hs_pad.shape[0])
        contextual_mask = myutils.sequence_mask(contextual_length, device=memory.device)[:, None, :]
        cx, tgt_mask, _, _, _ = self.bias_decoder(x_self_attn, tgt_mask, contextual_info, memory_mask=contextual_mask)
        cx, tgt_mask, _, _, _ = self.bias_decoder(
            x_self_attn, tgt_mask, contextual_info, memory_mask=contextual_mask
        )

        if self.bias_output is not None:
            x = torch.cat([x_src_attn, cx*clas_scale], dim=2)
            x = torch.cat([x_src_attn, cx * clas_scale], dim=2)
            x = self.bias_output(x.transpose(1, 2)).transpose(1, 2)  # 2D -> D
            x = x_self_attn + self.dropout(x)

        if self.decoders2 is not None:
            x, tgt_mask, memory, memory_mask, _ = self.decoders2(
                x, tgt_mask, memory, memory_mask
            )
            x, tgt_mask, memory, memory_mask, _ = self.decoders2(x, tgt_mask, memory, memory_mask)

        x, tgt_mask, memory, memory_mask, _ = self.decoders3(
            x, tgt_mask, memory, memory_mask
        )
        x, tgt_mask, memory, memory_mask, _ = self.decoders3(x, tgt_mask, memory, memory_mask)
        if self.normalize_before:
            x = self.after_norm(x)
        olens = tgt_mask.sum(1)
@@ -303,473 +311,135 @@
            x = self.output_layer(x)
        return x, olens

    def gen_tf2torch_map_dict(self):

        tensor_name_prefix_torch = self.tf2torch_tensor_name_prefix_torch
        tensor_name_prefix_tf = self.tf2torch_tensor_name_prefix_tf
        map_dict_local = {
@tables.register("decoder_classes", "ContextualParaformerDecoderExport")
class ContextualParaformerDecoderExport(torch.nn.Module):
    def __init__(
        self,
        model,
        max_seq_len=512,
        model_name="decoder",
        onnx: bool = True,
        **kwargs,
    ):
        super().__init__()
        from funasr.utils.torch_function import sequence_mask

            ## decoder
            # ffn
            "{}.decoders.layeridx.norm1.weight".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_layeridx/decoder_ffn/LayerNorm/gamma".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (256,),(256,)
            "{}.decoders.layeridx.norm1.bias".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_layeridx/decoder_ffn/LayerNorm/beta".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (256,),(256,)
            "{}.decoders.layeridx.feed_forward.w_1.weight".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_layeridx/decoder_ffn/conv1d/kernel".format(tensor_name_prefix_tf),
                 "squeeze": 0,
                 "transpose": (1, 0),
                 },  # (1024,256),(1,256,1024)
            "{}.decoders.layeridx.feed_forward.w_1.bias".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_layeridx/decoder_ffn/conv1d/bias".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (1024,),(1024,)
            "{}.decoders.layeridx.feed_forward.norm.weight".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_layeridx/decoder_ffn/LayerNorm_1/gamma".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (1024,),(1024,)
            "{}.decoders.layeridx.feed_forward.norm.bias".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_layeridx/decoder_ffn/LayerNorm_1/beta".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (1024,),(1024,)
            "{}.decoders.layeridx.feed_forward.w_2.weight".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_layeridx/decoder_ffn/conv1d_1/kernel".format(tensor_name_prefix_tf),
                 "squeeze": 0,
                 "transpose": (1, 0),
                 },  # (256,1024),(1,1024,256)
        self.model = model
        self.make_pad_mask = sequence_mask(max_seq_len, flip=False)

            # fsmn
            "{}.decoders.layeridx.norm2.weight".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_layeridx/decoder_memory_block/LayerNorm/gamma".format(
                    tensor_name_prefix_tf),
                    "squeeze": None,
                    "transpose": None,
                },  # (256,),(256,)
            "{}.decoders.layeridx.norm2.bias".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_layeridx/decoder_memory_block/LayerNorm/beta".format(
                    tensor_name_prefix_tf),
                    "squeeze": None,
                    "transpose": None,
                },  # (256,),(256,)
            "{}.decoders.layeridx.self_attn.fsmn_block.weight".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_layeridx/decoder_memory_block/depth_conv_w".format(
                    tensor_name_prefix_tf),
                    "squeeze": 0,
                    "transpose": (1, 2, 0),
                },  # (256,1,31),(1,31,256,1)
            # src att
            "{}.decoders.layeridx.norm3.weight".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_layeridx/multi_head/LayerNorm/gamma".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (256,),(256,)
            "{}.decoders.layeridx.norm3.bias".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_layeridx/multi_head/LayerNorm/beta".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (256,),(256,)
            "{}.decoders.layeridx.src_attn.linear_q.weight".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_layeridx/multi_head/conv1d/kernel".format(tensor_name_prefix_tf),
                 "squeeze": 0,
                 "transpose": (1, 0),
                 },  # (256,256),(1,256,256)
            "{}.decoders.layeridx.src_attn.linear_q.bias".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_layeridx/multi_head/conv1d/bias".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (256,),(256,)
            "{}.decoders.layeridx.src_attn.linear_k_v.weight".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_layeridx/multi_head/conv1d_1/kernel".format(tensor_name_prefix_tf),
                 "squeeze": 0,
                 "transpose": (1, 0),
                 },  # (1024,256),(1,256,1024)
            "{}.decoders.layeridx.src_attn.linear_k_v.bias".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_layeridx/multi_head/conv1d_1/bias".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (1024,),(1024,)
            "{}.decoders.layeridx.src_attn.linear_out.weight".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_layeridx/multi_head/conv1d_2/kernel".format(tensor_name_prefix_tf),
                 "squeeze": 0,
                 "transpose": (1, 0),
                 },  # (256,256),(1,256,256)
            "{}.decoders.layeridx.src_attn.linear_out.bias".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_layeridx/multi_head/conv1d_2/bias".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (256,),(256,)
            # dnn
            "{}.decoders3.layeridx.norm1.weight".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_dnn_layer_layeridx/LayerNorm/gamma".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (256,),(256,)
            "{}.decoders3.layeridx.norm1.bias".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_dnn_layer_layeridx/LayerNorm/beta".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (256,),(256,)
            "{}.decoders3.layeridx.feed_forward.w_1.weight".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_dnn_layer_layeridx/conv1d/kernel".format(tensor_name_prefix_tf),
                 "squeeze": 0,
                 "transpose": (1, 0),
                 },  # (1024,256),(1,256,1024)
            "{}.decoders3.layeridx.feed_forward.w_1.bias".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_dnn_layer_layeridx/conv1d/bias".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (1024,),(1024,)
            "{}.decoders3.layeridx.feed_forward.norm.weight".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_dnn_layer_layeridx/LayerNorm_1/gamma".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (1024,),(1024,)
            "{}.decoders3.layeridx.feed_forward.norm.bias".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_dnn_layer_layeridx/LayerNorm_1/beta".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (1024,),(1024,)
            "{}.decoders3.layeridx.feed_forward.w_2.weight".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_dnn_layer_layeridx/conv1d_1/kernel".format(tensor_name_prefix_tf),
                 "squeeze": 0,
                 "transpose": (1, 0),
                 },  # (256,1024),(1,1024,256)
        from funasr.models.sanm.attention import MultiHeadedAttentionSANMDecoderExport
        from funasr.models.sanm.attention import MultiHeadedAttentionCrossAttExport
        from funasr.models.paraformer.decoder import DecoderLayerSANMExport
        from funasr.models.transformer.positionwise_feed_forward import (
            PositionwiseFeedForwardDecoderSANMExport,
        )

            # embed_concat_ffn
            "{}.embed_concat_ffn.layeridx.norm1.weight".format(tensor_name_prefix_torch):
                {"name": "{}/cif_concat/LayerNorm/gamma".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (256,),(256,)
            "{}.embed_concat_ffn.layeridx.norm1.bias".format(tensor_name_prefix_torch):
                {"name": "{}/cif_concat/LayerNorm/beta".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (256,),(256,)
            "{}.embed_concat_ffn.layeridx.feed_forward.w_1.weight".format(tensor_name_prefix_torch):
                {"name": "{}/cif_concat/conv1d/kernel".format(tensor_name_prefix_tf),
                 "squeeze": 0,
                 "transpose": (1, 0),
                 },  # (1024,256),(1,256,1024)
            "{}.embed_concat_ffn.layeridx.feed_forward.w_1.bias".format(tensor_name_prefix_torch):
                {"name": "{}/cif_concat/conv1d/bias".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (1024,),(1024,)
            "{}.embed_concat_ffn.layeridx.feed_forward.norm.weight".format(tensor_name_prefix_torch):
                {"name": "{}/cif_concat/LayerNorm_1/gamma".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (1024,),(1024,)
            "{}.embed_concat_ffn.layeridx.feed_forward.norm.bias".format(tensor_name_prefix_torch):
                {"name": "{}/cif_concat/LayerNorm_1/beta".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (1024,),(1024,)
            "{}.embed_concat_ffn.layeridx.feed_forward.w_2.weight".format(tensor_name_prefix_torch):
                {"name": "{}/cif_concat/conv1d_1/kernel".format(tensor_name_prefix_tf),
                 "squeeze": 0,
                 "transpose": (1, 0),
                 },  # (256,1024),(1,1024,256)
        for i, d in enumerate(self.model.decoders):
            if isinstance(d.feed_forward, PositionwiseFeedForwardDecoderSANM):
                d.feed_forward = PositionwiseFeedForwardDecoderSANMExport(d.feed_forward)
            if isinstance(d.self_attn, MultiHeadedAttentionSANMDecoder):
                d.self_attn = MultiHeadedAttentionSANMDecoderExport(d.self_attn)
            if isinstance(d.src_attn, MultiHeadedAttentionCrossAtt):
                d.src_attn = MultiHeadedAttentionCrossAttExport(d.src_attn)
            self.model.decoders[i] = DecoderLayerSANMExport(d)

            # out norm
            "{}.after_norm.weight".format(tensor_name_prefix_torch):
                {"name": "{}/LayerNorm/gamma".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (256,),(256,)
            "{}.after_norm.bias".format(tensor_name_prefix_torch):
                {"name": "{}/LayerNorm/beta".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (256,),(256,)
        if self.model.decoders2 is not None:
            for i, d in enumerate(self.model.decoders2):
                if isinstance(d.feed_forward, PositionwiseFeedForwardDecoderSANM):
                    d.feed_forward = PositionwiseFeedForwardDecoderSANMExport(d.feed_forward)
                if isinstance(d.self_attn, MultiHeadedAttentionSANMDecoder):
                    d.self_attn = MultiHeadedAttentionSANMDecoderExport(d.self_attn)
                self.model.decoders2[i] = DecoderLayerSANMExport(d)

            # in embed
            "{}.embed.0.weight".format(tensor_name_prefix_torch):
                {"name": "{}/w_embs".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (4235,256),(4235,256)
        for i, d in enumerate(self.model.decoders3):
            if isinstance(d.feed_forward, PositionwiseFeedForwardDecoderSANM):
                d.feed_forward = PositionwiseFeedForwardDecoderSANMExport(d.feed_forward)
            self.model.decoders3[i] = DecoderLayerSANMExport(d)

            # out layer
            "{}.output_layer.weight".format(tensor_name_prefix_torch):
                {"name": ["{}/dense/kernel".format(tensor_name_prefix_tf), "{}/w_embs".format(tensor_name_prefix_tf)],
                 "squeeze": [None, None],
                 "transpose": [(1, 0), None],
                 },  # (4235,256),(256,4235)
            "{}.output_layer.bias".format(tensor_name_prefix_torch):
                {"name": ["{}/dense/bias".format(tensor_name_prefix_tf),
                          "seq2seq/2bias" if tensor_name_prefix_tf == "seq2seq/decoder/inputter_1" else "seq2seq/bias"],
                 "squeeze": [None, None],
                 "transpose": [None, None],
                 },  # (4235,),(4235,)
        self.output_layer = model.output_layer
        self.after_norm = model.after_norm
        self.model_name = model_name

            ## clas decoder
            # src att
            "{}.bias_decoder.norm3.weight".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_15/multi_head_1/LayerNorm/gamma".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (256,),(256,)
            "{}.bias_decoder.norm3.bias".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_15/multi_head_1/LayerNorm/beta".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (256,),(256,)
            "{}.bias_decoder.src_attn.linear_q.weight".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_15/multi_head_1/conv1d/kernel".format(tensor_name_prefix_tf),
                 "squeeze": 0,
                 "transpose": (1, 0),
                 },  # (256,256),(1,256,256)
            "{}.bias_decoder.src_attn.linear_q.bias".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_15/multi_head_1/conv1d/bias".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (256,),(256,)
            "{}.bias_decoder.src_attn.linear_k_v.weight".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_15/multi_head_1/conv1d_1/kernel".format(tensor_name_prefix_tf),
                 "squeeze": 0,
                 "transpose": (1, 0),
                 },  # (1024,256),(1,256,1024)
            "{}.bias_decoder.src_attn.linear_k_v.bias".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_15/multi_head_1/conv1d_1/bias".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (1024,),(1024,)
            "{}.bias_decoder.src_attn.linear_out.weight".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_15/multi_head_1/conv1d_2/kernel".format(tensor_name_prefix_tf),
                 "squeeze": 0,
                 "transpose": (1, 0),
                 },  # (256,256),(1,256,256)
            "{}.bias_decoder.src_attn.linear_out.bias".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_15/multi_head_1/conv1d_2/bias".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": None,
                 },  # (256,),(256,)
            # dnn
            "{}.bias_output.weight".format(tensor_name_prefix_torch):
                {"name": "{}/decoder_fsmn_layer_15/conv1d/kernel".format(tensor_name_prefix_tf),
                 "squeeze": None,
                 "transpose": (2, 1, 0),
                 },  # (1024,256),(1,256,1024)
        # bias decoder
        if isinstance(self.model.bias_decoder.src_attn, MultiHeadedAttentionCrossAtt):
            self.model.bias_decoder.src_attn = MultiHeadedAttentionCrossAttExport(
                self.model.bias_decoder.src_attn
            )
        self.bias_decoder = self.model.bias_decoder

        }
        return map_dict_local
        # last decoder
        if isinstance(self.model.last_decoder.src_attn, MultiHeadedAttentionCrossAtt):
            self.model.last_decoder.src_attn = MultiHeadedAttentionCrossAttExport(
                self.model.last_decoder.src_attn
            )
        if isinstance(self.model.last_decoder.self_attn, MultiHeadedAttentionSANMDecoder):
            self.model.last_decoder.self_attn = MultiHeadedAttentionSANMDecoderExport(
                self.model.last_decoder.self_attn
            )
        if isinstance(self.model.last_decoder.feed_forward, PositionwiseFeedForwardDecoderSANM):
            self.model.last_decoder.feed_forward = PositionwiseFeedForwardDecoderSANMExport(
                self.model.last_decoder.feed_forward
            )
        self.last_decoder = self.model.last_decoder
        self.bias_output = self.model.bias_output
        self.dropout = self.model.dropout

    def convert_tf2torch(self,
                         var_dict_tf,
                         var_dict_torch,
                         ):
        map_dict = self.gen_tf2torch_map_dict()
        var_dict_torch_update = dict()
        decoder_layeridx_sets = set()
        for name in sorted(var_dict_torch.keys(), reverse=False):
            names = name.split('.')
            if names[0] == self.tf2torch_tensor_name_prefix_torch:
                if names[1] == "decoders":
                    layeridx = int(names[2])
                    name_q = name.replace(".{}.".format(layeridx), ".layeridx.")
                    layeridx_bias = 0
                    layeridx += layeridx_bias
                    decoder_layeridx_sets.add(layeridx)
                    if name_q in map_dict.keys():
                        name_v = map_dict[name_q]["name"]
                        name_tf = name_v.replace("layeridx", "{}".format(layeridx))
                        data_tf = var_dict_tf[name_tf]
                        if map_dict[name_q]["squeeze"] is not None:
                            data_tf = np.squeeze(data_tf, axis=map_dict[name_q]["squeeze"])
                        if map_dict[name_q]["transpose"] is not None:
                            data_tf = np.transpose(data_tf, map_dict[name_q]["transpose"])
                        data_tf = torch.from_numpy(data_tf).type(torch.float32).to("cpu")
                        assert var_dict_torch[name].size() == data_tf.size(), "{}, {}, {} != {}".format(name, name_tf,
                                                                                                        var_dict_torch[
                                                                                                            name].size(),
                                                                                                        data_tf.size())
                        var_dict_torch_update[name] = data_tf
                        logging.info(
                            "torch tensor: {}, {}, loading from tf tensor: {}, {}".format(name, data_tf.size(), name_v,
                                                                                          var_dict_tf[name_tf].shape))
                elif names[1] == "last_decoder":
                    layeridx = 15
                    name_q = name.replace("last_decoder", "decoders.layeridx")
                    layeridx_bias = 0
                    layeridx += layeridx_bias
                    decoder_layeridx_sets.add(layeridx)
                    if name_q in map_dict.keys():
                        name_v = map_dict[name_q]["name"]
                        name_tf = name_v.replace("layeridx", "{}".format(layeridx))
                        data_tf = var_dict_tf[name_tf]
                        if map_dict[name_q]["squeeze"] is not None:
                            data_tf = np.squeeze(data_tf, axis=map_dict[name_q]["squeeze"])
                        if map_dict[name_q]["transpose"] is not None:
                            data_tf = np.transpose(data_tf, map_dict[name_q]["transpose"])
                        data_tf = torch.from_numpy(data_tf).type(torch.float32).to("cpu")
                        assert var_dict_torch[name].size() == data_tf.size(), "{}, {}, {} != {}".format(name, name_tf,
                                                                                                        var_dict_torch[
                                                                                                            name].size(),
                                                                                                        data_tf.size())
                        var_dict_torch_update[name] = data_tf
                        logging.info(
                            "torch tensor: {}, {}, loading from tf tensor: {}, {}".format(name, data_tf.size(), name_v,
                                                                                          var_dict_tf[name_tf].shape))
    def prepare_mask(self, mask):
        mask_3d_btd = mask[:, :, None]
        if len(mask.shape) == 2:
            mask_4d_bhlt = 1 - mask[:, None, None, :]
        elif len(mask.shape) == 3:
            mask_4d_bhlt = 1 - mask[:, None, :]
        mask_4d_bhlt = mask_4d_bhlt * -10000.0

        return mask_3d_btd, mask_4d_bhlt

                elif names[1] == "decoders2":
                    layeridx = int(names[2])
                    name_q = name.replace(".{}.".format(layeridx), ".layeridx.")
                    name_q = name_q.replace("decoders2", "decoders")
                    layeridx_bias = len(decoder_layeridx_sets)
    def forward(
        self,
        hs_pad: torch.Tensor,
        hlens: torch.Tensor,
        ys_in_pad: torch.Tensor,
        ys_in_lens: torch.Tensor,
        bias_embed: torch.Tensor,
    ):

                    layeridx += layeridx_bias
                    if "decoders." in name:
                        decoder_layeridx_sets.add(layeridx)
                    if name_q in map_dict.keys():
                        name_v = map_dict[name_q]["name"]
                        name_tf = name_v.replace("layeridx", "{}".format(layeridx))
                        data_tf = var_dict_tf[name_tf]
                        if map_dict[name_q]["squeeze"] is not None:
                            data_tf = np.squeeze(data_tf, axis=map_dict[name_q]["squeeze"])
                        if map_dict[name_q]["transpose"] is not None:
                            data_tf = np.transpose(data_tf, map_dict[name_q]["transpose"])
                        data_tf = torch.from_numpy(data_tf).type(torch.float32).to("cpu")
                        assert var_dict_torch[name].size() == data_tf.size(), "{}, {}, {} != {}".format(name, name_tf,
                                                                                                        var_dict_torch[
                                                                                                            name].size(),
                                                                                                        data_tf.size())
                        var_dict_torch_update[name] = data_tf
                        logging.info(
                            "torch tensor: {}, {}, loading from tf tensor: {}, {}".format(name, data_tf.size(), name_v,
                                                                                          var_dict_tf[name_tf].shape))
        tgt = ys_in_pad
        tgt_mask = self.make_pad_mask(ys_in_lens)
        tgt_mask, _ = self.prepare_mask(tgt_mask)
        # tgt_mask = myutils.sequence_mask(ys_in_lens, device=tgt.device)[:, :, None]

                elif names[1] == "decoders3":
                    layeridx = int(names[2])
                    name_q = name.replace(".{}.".format(layeridx), ".layeridx.")
        memory = hs_pad
        memory_mask = self.make_pad_mask(hlens)
        _, memory_mask = self.prepare_mask(memory_mask)
        # memory_mask = myutils.sequence_mask(hlens, device=memory.device)[:, None, :]

                    layeridx_bias = 0
                    layeridx += layeridx_bias
                    if "decoders." in name:
                        decoder_layeridx_sets.add(layeridx)
                    if name_q in map_dict.keys():
                        name_v = map_dict[name_q]["name"]
                        name_tf = name_v.replace("layeridx", "{}".format(layeridx))
                        data_tf = var_dict_tf[name_tf]
                        if map_dict[name_q]["squeeze"] is not None:
                            data_tf = np.squeeze(data_tf, axis=map_dict[name_q]["squeeze"])
                        if map_dict[name_q]["transpose"] is not None:
                            data_tf = np.transpose(data_tf, map_dict[name_q]["transpose"])
                        data_tf = torch.from_numpy(data_tf).type(torch.float32).to("cpu")
                        assert var_dict_torch[name].size() == data_tf.size(), "{}, {}, {} != {}".format(name, name_tf,
                                                                                                        var_dict_torch[
                                                                                                            name].size(),
                                                                                                        data_tf.size())
                        var_dict_torch_update[name] = data_tf
                        logging.info(
                            "torch tensor: {}, {}, loading from tf tensor: {}, {}".format(name, data_tf.size(), name_v,
                                                                                          var_dict_tf[name_tf].shape))
                elif names[1] == "bias_decoder":
                    name_q = name
        x = tgt
        x, tgt_mask, memory, memory_mask, _ = self.model.decoders(x, tgt_mask, memory, memory_mask)

                    if name_q in map_dict.keys():
                        name_v = map_dict[name_q]["name"]
                        name_tf = name_v
                        data_tf = var_dict_tf[name_tf]
                        if map_dict[name_q]["squeeze"] is not None:
                            data_tf = np.squeeze(data_tf, axis=map_dict[name_q]["squeeze"])
                        if map_dict[name_q]["transpose"] is not None:
                            data_tf = np.transpose(data_tf, map_dict[name_q]["transpose"])
                        data_tf = torch.from_numpy(data_tf).type(torch.float32).to("cpu")
                        assert var_dict_torch[name].size() == data_tf.size(), "{}, {}, {} != {}".format(name, name_tf,
                                                                                                        var_dict_torch[
                                                                                                            name].size(),
                                                                                                        data_tf.size())
                        var_dict_torch_update[name] = data_tf
                        logging.info(
                            "torch tensor: {}, {}, loading from tf tensor: {}, {}".format(name, data_tf.size(), name_v,
                                                                                          var_dict_tf[name_tf].shape))
        _, _, x_self_attn, x_src_attn = self.last_decoder(x, tgt_mask, memory, memory_mask)

        # contextual paraformer related
        contextual_length = torch.Tensor([bias_embed.shape[1]]).int().repeat(hs_pad.shape[0])
        # contextual_mask = myutils.sequence_mask(contextual_length, device=memory.device)[:, None, :]
        contextual_mask = self.make_pad_mask(contextual_length)
        contextual_mask, _ = self.prepare_mask(contextual_mask)
        contextual_mask = contextual_mask.transpose(2, 1).unsqueeze(1)
        cx, tgt_mask, _, _, _ = self.bias_decoder(
            x_self_attn, tgt_mask, bias_embed, memory_mask=contextual_mask
        )

                elif names[1] == "embed" or names[1] == "output_layer" or names[1] == "bias_output":
                    name_tf = map_dict[name]["name"]
                    if isinstance(name_tf, list):
                        idx_list = 0
                        if name_tf[idx_list] in var_dict_tf.keys():
                            pass
                        else:
                            idx_list = 1
                        data_tf = var_dict_tf[name_tf[idx_list]]
                        if map_dict[name]["squeeze"][idx_list] is not None:
                            data_tf = np.squeeze(data_tf, axis=map_dict[name]["squeeze"][idx_list])
                        if map_dict[name]["transpose"][idx_list] is not None:
                            data_tf = np.transpose(data_tf, map_dict[name]["transpose"][idx_list])
                        data_tf = torch.from_numpy(data_tf).type(torch.float32).to("cpu")
                        assert var_dict_torch[name].size() == data_tf.size(), "{}, {}, {} != {}".format(name, name_tf,
                                                                                                        var_dict_torch[
                                                                                                            name].size(),
                                                                                                        data_tf.size())
                        var_dict_torch_update[name] = data_tf
                        logging.info("torch tensor: {}, {}, loading from tf tensor: {}, {}".format(name, data_tf.size(),
                                                                                                   name_tf[idx_list],
                                                                                                   var_dict_tf[name_tf[
                                                                                                       idx_list]].shape))
        if self.bias_output is not None:
            x = torch.cat([x_src_attn, cx], dim=2)
            x = self.bias_output(x.transpose(1, 2)).transpose(1, 2)  # 2D -> D
            x = x_self_attn + self.dropout(x)

                    else:
                        data_tf = var_dict_tf[name_tf]
                        if map_dict[name]["squeeze"] is not None:
                            data_tf = np.squeeze(data_tf, axis=map_dict[name]["squeeze"])
                        if map_dict[name]["transpose"] is not None:
                            data_tf = np.transpose(data_tf, map_dict[name]["transpose"])
                        data_tf = torch.from_numpy(data_tf).type(torch.float32).to("cpu")
                        assert var_dict_torch[name].size() == data_tf.size(), "{}, {}, {} != {}".format(name, name_tf,
                                                                                                        var_dict_torch[
                                                                                                            name].size(),
                                                                                                        data_tf.size())
                        var_dict_torch_update[name] = data_tf
                        logging.info(
                            "torch tensor: {}, {}, loading from tf tensor: {}, {}".format(name, data_tf.size(), name_tf,
                                                                                          var_dict_tf[name_tf].shape))
        if self.model.decoders2 is not None:
            x, tgt_mask, memory, memory_mask, _ = self.model.decoders2(
                x, tgt_mask, memory, memory_mask
            )
        x, tgt_mask, memory, memory_mask, _ = self.model.decoders3(x, tgt_mask, memory, memory_mask)
        x = self.after_norm(x)
        x = self.output_layer(x)

                elif names[1] == "after_norm":
                    name_tf = map_dict[name]["name"]
                    data_tf = var_dict_tf[name_tf]
                    data_tf = torch.from_numpy(data_tf).type(torch.float32).to("cpu")
                    var_dict_torch_update[name] = data_tf
                    logging.info(
                        "torch tensor: {}, {}, loading from tf tensor: {}, {}".format(name, data_tf.size(), name_tf,
                                                                                      var_dict_tf[name_tf].shape))

                elif names[1] == "embed_concat_ffn":
                    layeridx = int(names[2])
                    name_q = name.replace(".{}.".format(layeridx), ".layeridx.")

                    layeridx_bias = 0
                    layeridx += layeridx_bias
                    if "decoders." in name:
                        decoder_layeridx_sets.add(layeridx)
                    if name_q in map_dict.keys():
                        name_v = map_dict[name_q]["name"]
                        name_tf = name_v.replace("layeridx", "{}".format(layeridx))
                        data_tf = var_dict_tf[name_tf]
                        if map_dict[name_q]["squeeze"] is not None:
                            data_tf = np.squeeze(data_tf, axis=map_dict[name_q]["squeeze"])
                        if map_dict[name_q]["transpose"] is not None:
                            data_tf = np.transpose(data_tf, map_dict[name_q]["transpose"])
                        data_tf = torch.from_numpy(data_tf).type(torch.float32).to("cpu")
                        assert var_dict_torch[name].size() == data_tf.size(), "{}, {}, {} != {}".format(name, name_tf,
                                                                                                        var_dict_torch[
                                                                                                            name].size(),
                                                                                                        data_tf.size())
                        var_dict_torch_update[name] = data_tf
                        logging.info(
                            "torch tensor: {}, {}, loading from tf tensor: {}, {}".format(name, data_tf.size(), name_v,
                                                                                          var_dict_tf[name_tf].shape))

        return var_dict_torch_update
        return x, ys_in_lens