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| #!/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 logging | |
| import numpy as np | |
| from typing import Tuple | |
| from funasr_detach.register import tables | |
| from funasr_detach.models.scama import utils as myutils | |
| from funasr_detach.models.transformer.utils.repeat import repeat | |
| from funasr_detach.models.transformer.layer_norm import LayerNorm | |
| from funasr_detach.models.transformer.embedding import PositionalEncoding | |
| from funasr_detach.models.paraformer.decoder import ( | |
| DecoderLayerSANM, | |
| ParaformerSANMDecoder, | |
| ) | |
| from funasr_detach.models.sanm.positionwise_feed_forward import ( | |
| PositionwiseFeedForwardDecoderSANM, | |
| ) | |
| from funasr_detach.models.sanm.attention import ( | |
| MultiHeadedAttentionSANMDecoder, | |
| MultiHeadedAttentionCrossAtt, | |
| ) | |
| class ContextualDecoderLayer(torch.nn.Module): | |
| def __init__( | |
| self, | |
| size, | |
| self_attn, | |
| src_attn, | |
| feed_forward, | |
| dropout_rate, | |
| normalize_before=True, | |
| concat_after=False, | |
| ): | |
| """Construct an DecoderLayer object.""" | |
| super(ContextualDecoderLayer, self).__init__() | |
| self.size = size | |
| self.self_attn = self_attn | |
| self.src_attn = src_attn | |
| self.feed_forward = feed_forward | |
| self.norm1 = LayerNorm(size) | |
| if self_attn is not None: | |
| self.norm2 = LayerNorm(size) | |
| if src_attn is not None: | |
| self.norm3 = LayerNorm(size) | |
| self.dropout = torch.nn.Dropout(dropout_rate) | |
| self.normalize_before = normalize_before | |
| self.concat_after = concat_after | |
| if self.concat_after: | |
| 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, | |
| ): | |
| # tgt = self.dropout(tgt) | |
| if isinstance(tgt, Tuple): | |
| tgt, _ = tgt | |
| residual = tgt | |
| if self.normalize_before: | |
| tgt = self.norm1(tgt) | |
| tgt = self.feed_forward(tgt) | |
| x = tgt | |
| if self.normalize_before: | |
| tgt = self.norm2(tgt) | |
| if self.training: | |
| cache = None | |
| x, cache = self.self_attn(tgt, tgt_mask, cache=cache) | |
| x = residual + self.dropout(x) | |
| x_self_attn = x | |
| residual = x | |
| if self.normalize_before: | |
| x = self.norm3(x) | |
| x = self.src_attn(x, memory, memory_mask) | |
| x_src_attn = x | |
| x = residual + self.dropout(x) | |
| return x, tgt_mask, x_self_attn, x_src_attn | |
| class ContextualBiasDecoder(torch.nn.Module): | |
| def __init__( | |
| self, | |
| size, | |
| src_attn, | |
| dropout_rate, | |
| normalize_before=True, | |
| ): | |
| """Construct an DecoderLayer object.""" | |
| super(ContextualBiasDecoder, self).__init__() | |
| self.size = size | |
| self.src_attn = src_attn | |
| if src_attn is not None: | |
| self.norm3 = LayerNorm(size) | |
| self.dropout = torch.nn.Dropout(dropout_rate) | |
| self.normalize_before = normalize_before | |
| def forward(self, tgt, tgt_mask, memory, memory_mask=None, cache=None): | |
| x = tgt | |
| 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)) | |
| return x, tgt_mask, memory, memory_mask, cache | |
| class ContextualParaformerDecoder(ParaformerSANMDecoder): | |
| """ | |
| Author: Speech Lab of DAMO Academy, Alibaba Group | |
| 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, | |
| encoder_output_size: int, | |
| attention_heads: int = 4, | |
| linear_units: int = 2048, | |
| num_blocks: int = 6, | |
| dropout_rate: float = 0.1, | |
| positional_dropout_rate: float = 0.1, | |
| self_attention_dropout_rate: float = 0.0, | |
| src_attention_dropout_rate: float = 0.0, | |
| input_layer: str = "embed", | |
| use_output_layer: bool = True, | |
| pos_enc_class=PositionalEncoding, | |
| normalize_before: bool = True, | |
| concat_after: bool = False, | |
| att_layer_num: int = 6, | |
| kernel_size: int = 21, | |
| sanm_shfit: int = 0, | |
| ): | |
| super().__init__( | |
| vocab_size=vocab_size, | |
| encoder_output_size=encoder_output_size, | |
| dropout_rate=dropout_rate, | |
| positional_dropout_rate=positional_dropout_rate, | |
| input_layer=input_layer, | |
| use_output_layer=use_output_layer, | |
| pos_enc_class=pos_enc_class, | |
| normalize_before=normalize_before, | |
| ) | |
| attention_dim = encoder_output_size | |
| if input_layer == "none": | |
| self.embed = None | |
| if input_layer == "embed": | |
| self.embed = torch.nn.Sequential( | |
| torch.nn.Embedding(vocab_size, attention_dim), | |
| # pos_enc_class(attention_dim, positional_dropout_rate), | |
| ) | |
| elif input_layer == "linear": | |
| self.embed = torch.nn.Sequential( | |
| torch.nn.Linear(vocab_size, attention_dim), | |
| torch.nn.LayerNorm(attention_dim), | |
| torch.nn.Dropout(dropout_rate), | |
| torch.nn.ReLU(), | |
| pos_enc_class(attention_dim, positional_dropout_rate), | |
| ) | |
| else: | |
| raise ValueError(f"only 'embed' or 'linear' is supported: {input_layer}") | |
| self.normalize_before = normalize_before | |
| if self.normalize_before: | |
| self.after_norm = LayerNorm(attention_dim) | |
| if use_output_layer: | |
| self.output_layer = torch.nn.Linear(attention_dim, vocab_size) | |
| else: | |
| self.output_layer = None | |
| self.att_layer_num = att_layer_num | |
| self.num_blocks = num_blocks | |
| if sanm_shfit is None: | |
| sanm_shfit = (kernel_size - 1) // 2 | |
| self.decoders = repeat( | |
| att_layer_num - 1, | |
| lambda lnum: DecoderLayerSANM( | |
| 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, | |
| ), | |
| ) | |
| self.dropout = torch.nn.Dropout(dropout_rate) | |
| self.bias_decoder = ContextualBiasDecoder( | |
| size=attention_dim, | |
| src_attn=MultiHeadedAttentionCrossAtt( | |
| attention_heads, attention_dim, src_attention_dropout_rate | |
| ), | |
| dropout_rate=dropout_rate, | |
| normalize_before=True, | |
| ) | |
| 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, | |
| ) | |
| if num_blocks - att_layer_num <= 0: | |
| self.decoders2 = None | |
| else: | |
| self.decoders2 = repeat( | |
| num_blocks - att_layer_num, | |
| lambda lnum: DecoderLayerSANM( | |
| attention_dim, | |
| MultiHeadedAttentionSANMDecoder( | |
| attention_dim, | |
| self_attention_dropout_rate, | |
| kernel_size, | |
| sanm_shfit=0, | |
| ), | |
| None, | |
| PositionwiseFeedForwardDecoderSANM( | |
| attention_dim, linear_units, dropout_rate | |
| ), | |
| dropout_rate, | |
| normalize_before, | |
| concat_after, | |
| ), | |
| ) | |
| self.decoders3 = repeat( | |
| 1, | |
| lambda lnum: DecoderLayerSANM( | |
| attention_dim, | |
| None, | |
| None, | |
| PositionwiseFeedForwardDecoderSANM( | |
| attention_dim, linear_units, dropout_rate | |
| ), | |
| dropout_rate, | |
| normalize_before, | |
| concat_after, | |
| ), | |
| ) | |
| def forward( | |
| self, | |
| hs_pad: torch.Tensor, | |
| hlens: torch.Tensor, | |
| ys_in_pad: torch.Tensor, | |
| ys_in_lens: torch.Tensor, | |
| contextual_info: torch.Tensor, | |
| clas_scale: float = 1.0, | |
| return_hidden: bool = False, | |
| ) -> Tuple[torch.Tensor, torch.Tensor]: | |
| """Forward decoder. | |
| Args: | |
| hs_pad: encoded memory, float32 (batch, maxlen_in, feat) | |
| hlens: (batch) | |
| ys_in_pad: | |
| input token ids, int64 (batch, maxlen_out) | |
| if input_layer == "embed" | |
| input tensor (batch, maxlen_out, #mels) in the other cases | |
| ys_in_lens: (batch) | |
| Returns: | |
| (tuple): tuple containing: | |
| x: decoded token score before softmax (batch, maxlen_out, token) | |
| if use_output_layer is True, | |
| olens: (batch, ) | |
| """ | |
| tgt = ys_in_pad | |
| tgt_mask = myutils.sequence_mask(ys_in_lens, device=tgt.device)[:, :, None] | |
| memory = hs_pad | |
| 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 | |
| ) | |
| # 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 | |
| ) | |
| if self.bias_output is not None: | |
| 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.decoders3( | |
| x, tgt_mask, memory, memory_mask | |
| ) | |
| if self.normalize_before: | |
| x = self.after_norm(x) | |
| olens = tgt_mask.sum(1) | |
| if self.output_layer is not None and return_hidden is False: | |
| 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 = { | |
| ## 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) | |
| # 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) | |
| # 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) | |
| # 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,) | |
| # 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) | |
| # 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,) | |
| ## 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) | |
| } | |
| return map_dict_local | |
| 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 | |
| ) | |
| ) | |
| 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) | |
| 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] == "decoders3": | |
| 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 | |
| ) | |
| ) | |
| elif names[1] == "bias_decoder": | |
| name_q = name | |
| 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 | |
| ) | |
| ) | |
| 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, | |
| ) | |
| ) | |
| 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, | |
| ) | |
| ) | |
| 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 | |