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@@ -1,291 +0,0 @@
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-from typing import Any
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-from typing import List
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-from typing import Sequence
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-from typing import Tuple
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-
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-import torch
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-from typeguard import check_argument_types
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-
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-from funasr.modules.nets_utils import make_pad_mask
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-from funasr.modules.attention import MultiHeadedAttention
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-from funasr.modules.attention import CosineDistanceAttention
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-from funasr.models.decoder.transformer_decoder import DecoderLayer
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-from funasr.models.decoder.decoder_layer_sa_asr import SpeakerAttributeAsrDecoderFirstLayer
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-from funasr.models.decoder.decoder_layer_sa_asr import SpeakerAttributeSpkDecoderFirstLayer
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-from funasr.modules.dynamic_conv import DynamicConvolution
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-from funasr.modules.dynamic_conv2d import DynamicConvolution2D
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-from funasr.modules.embedding import PositionalEncoding
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-from funasr.modules.layer_norm import LayerNorm
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-from funasr.modules.lightconv import LightweightConvolution
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-from funasr.modules.lightconv2d import LightweightConvolution2D
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-from funasr.modules.mask import subsequent_mask
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-from funasr.modules.positionwise_feed_forward import (
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- PositionwiseFeedForward, # noqa: H301
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-)
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-from funasr.modules.repeat import repeat
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-from funasr.modules.scorers.scorer_interface import BatchScorerInterface
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-from funasr.models.decoder.abs_decoder import AbsDecoder
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-
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-class BaseSAAsrTransformerDecoder(AbsDecoder, BatchScorerInterface):
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-
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- def __init__(
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- self,
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- vocab_size: int,
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- encoder_output_size: int,
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- spker_embedding_dim: int = 256,
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- dropout_rate: float = 0.1,
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- positional_dropout_rate: float = 0.1,
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- input_layer: str = "embed",
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- use_asr_output_layer: bool = True,
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- use_spk_output_layer: bool = True,
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- pos_enc_class=PositionalEncoding,
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- normalize_before: bool = True,
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- ):
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- assert check_argument_types()
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- super().__init__()
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- attention_dim = encoder_output_size
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-
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- if input_layer == "embed":
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- self.embed = torch.nn.Sequential(
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- torch.nn.Embedding(vocab_size, attention_dim),
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- pos_enc_class(attention_dim, positional_dropout_rate),
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- )
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- elif input_layer == "linear":
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- self.embed = torch.nn.Sequential(
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- torch.nn.Linear(vocab_size, attention_dim),
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- torch.nn.LayerNorm(attention_dim),
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- torch.nn.Dropout(dropout_rate),
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- torch.nn.ReLU(),
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- pos_enc_class(attention_dim, positional_dropout_rate),
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- )
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- else:
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- raise ValueError(f"only 'embed' or 'linear' is supported: {input_layer}")
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-
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- self.normalize_before = normalize_before
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- if self.normalize_before:
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- self.after_norm = LayerNorm(attention_dim)
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- if use_asr_output_layer:
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- self.asr_output_layer = torch.nn.Linear(attention_dim, vocab_size)
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- else:
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- self.asr_output_layer = None
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-
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- if use_spk_output_layer:
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- self.spk_output_layer = torch.nn.Linear(attention_dim, spker_embedding_dim)
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- else:
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- self.spk_output_layer = None
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-
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- self.cos_distance_att = CosineDistanceAttention()
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-
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- self.decoder1 = None
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- self.decoder2 = None
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- self.decoder3 = None
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- self.decoder4 = None
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-
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- def forward(
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- self,
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- asr_hs_pad: torch.Tensor,
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- spk_hs_pad: torch.Tensor,
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- hlens: torch.Tensor,
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- ys_in_pad: torch.Tensor,
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- ys_in_lens: torch.Tensor,
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- profile: torch.Tensor,
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- profile_lens: torch.Tensor,
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- ) -> Tuple[torch.Tensor, torch.Tensor]:
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-
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- tgt = ys_in_pad
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- # tgt_mask: (B, 1, L)
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- tgt_mask = (~make_pad_mask(ys_in_lens)[:, None, :]).to(tgt.device)
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- # m: (1, L, L)
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- m = subsequent_mask(tgt_mask.size(-1), device=tgt_mask.device).unsqueeze(0)
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- # tgt_mask: (B, L, L)
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- tgt_mask = tgt_mask & m
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-
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- asr_memory = asr_hs_pad
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- spk_memory = spk_hs_pad
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- memory_mask = (~make_pad_mask(hlens))[:, None, :].to(asr_memory.device)
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- # Spk decoder
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- x = self.embed(tgt)
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-
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- x, tgt_mask, asr_memory, spk_memory, memory_mask, z = self.decoder1(
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- x, tgt_mask, asr_memory, spk_memory, memory_mask
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- )
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- x, tgt_mask, spk_memory, memory_mask = self.decoder2(
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- x, tgt_mask, spk_memory, memory_mask
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- )
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- if self.normalize_before:
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- x = self.after_norm(x)
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- if self.spk_output_layer is not None:
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- x = self.spk_output_layer(x)
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- dn, weights = self.cos_distance_att(x, profile, profile_lens)
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- # Asr decoder
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- x, tgt_mask, asr_memory, memory_mask = self.decoder3(
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- z, tgt_mask, asr_memory, memory_mask, dn
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- )
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- x, tgt_mask, asr_memory, memory_mask = self.decoder4(
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- x, tgt_mask, asr_memory, memory_mask
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- )
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-
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- if self.normalize_before:
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- x = self.after_norm(x)
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- if self.asr_output_layer is not None:
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- x = self.asr_output_layer(x)
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-
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- olens = tgt_mask.sum(1)
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- return x, weights, olens
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-
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-
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- def forward_one_step(
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- self,
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- tgt: torch.Tensor,
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- tgt_mask: torch.Tensor,
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- asr_memory: torch.Tensor,
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- spk_memory: torch.Tensor,
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- profile: torch.Tensor,
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- cache: List[torch.Tensor] = None,
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- ) -> Tuple[torch.Tensor, List[torch.Tensor]]:
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-
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- x = self.embed(tgt)
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-
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- if cache is None:
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- cache = [None] * (2 + len(self.decoder2) + len(self.decoder4))
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- new_cache = []
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- x, tgt_mask, asr_memory, spk_memory, _, z = self.decoder1(
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- x, tgt_mask, asr_memory, spk_memory, None, cache=cache[0]
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- )
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- new_cache.append(x)
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- for c, decoder in zip(cache[1: len(self.decoder2) + 1], self.decoder2):
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- x, tgt_mask, spk_memory, _ = decoder(
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- x, tgt_mask, spk_memory, None, cache=c
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- )
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- new_cache.append(x)
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- if self.normalize_before:
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- x = self.after_norm(x)
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- else:
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- x = x
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- if self.spk_output_layer is not None:
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- x = self.spk_output_layer(x)
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- dn, weights = self.cos_distance_att(x, profile, None)
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-
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- x, tgt_mask, asr_memory, _ = self.decoder3(
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- z, tgt_mask, asr_memory, None, dn, cache=cache[len(self.decoder2) + 1]
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- )
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- new_cache.append(x)
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-
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- for c, decoder in zip(cache[len(self.decoder2) + 2: ], self.decoder4):
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- x, tgt_mask, asr_memory, _ = decoder(
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- x, tgt_mask, asr_memory, None, cache=c
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- )
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- new_cache.append(x)
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-
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- if self.normalize_before:
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- y = self.after_norm(x[:, -1])
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- else:
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- y = x[:, -1]
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- if self.asr_output_layer is not None:
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- y = torch.log_softmax(self.asr_output_layer(y), dim=-1)
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-
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- return y, weights, new_cache
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-
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- def score(self, ys, state, asr_enc, spk_enc, profile):
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- """Score."""
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- ys_mask = subsequent_mask(len(ys), device=ys.device).unsqueeze(0)
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- logp, weights, state = self.forward_one_step(
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- ys.unsqueeze(0), ys_mask, asr_enc.unsqueeze(0), spk_enc.unsqueeze(0), profile.unsqueeze(0), cache=state
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- )
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- return logp.squeeze(0), weights.squeeze(), state
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-
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-class SAAsrTransformerDecoder(BaseSAAsrTransformerDecoder):
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- def __init__(
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- self,
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- vocab_size: int,
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- encoder_output_size: int,
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- spker_embedding_dim: int = 256,
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- attention_heads: int = 4,
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- linear_units: int = 2048,
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- asr_num_blocks: int = 6,
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- spk_num_blocks: int = 3,
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- dropout_rate: float = 0.1,
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- positional_dropout_rate: float = 0.1,
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- self_attention_dropout_rate: float = 0.0,
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- src_attention_dropout_rate: float = 0.0,
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- input_layer: str = "embed",
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- use_asr_output_layer: bool = True,
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- use_spk_output_layer: bool = True,
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- pos_enc_class=PositionalEncoding,
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- normalize_before: bool = True,
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- concat_after: bool = False,
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- ):
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- assert check_argument_types()
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- super().__init__(
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- vocab_size=vocab_size,
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- encoder_output_size=encoder_output_size,
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- spker_embedding_dim=spker_embedding_dim,
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- dropout_rate=dropout_rate,
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- positional_dropout_rate=positional_dropout_rate,
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- input_layer=input_layer,
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- use_asr_output_layer=use_asr_output_layer,
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- use_spk_output_layer=use_spk_output_layer,
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- pos_enc_class=pos_enc_class,
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- normalize_before=normalize_before,
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- )
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-
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- attention_dim = encoder_output_size
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-
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- self.decoder1 = SpeakerAttributeSpkDecoderFirstLayer(
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- attention_dim,
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- MultiHeadedAttention(
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- attention_heads, attention_dim, self_attention_dropout_rate
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- ),
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- MultiHeadedAttention(
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- attention_heads, attention_dim, src_attention_dropout_rate
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- ),
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- PositionwiseFeedForward(attention_dim, linear_units, dropout_rate),
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- dropout_rate,
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- normalize_before,
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- concat_after,
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- )
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- self.decoder2 = repeat(
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- spk_num_blocks - 1,
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- lambda lnum: DecoderLayer(
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- attention_dim,
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- MultiHeadedAttention(
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- attention_heads, attention_dim, self_attention_dropout_rate
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- ),
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- MultiHeadedAttention(
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- attention_heads, attention_dim, src_attention_dropout_rate
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- ),
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- PositionwiseFeedForward(attention_dim, linear_units, dropout_rate),
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- dropout_rate,
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- normalize_before,
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- concat_after,
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- ),
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- )
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-
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-
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- self.decoder3 = SpeakerAttributeAsrDecoderFirstLayer(
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- attention_dim,
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- spker_embedding_dim,
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- MultiHeadedAttention(
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- attention_heads, attention_dim, src_attention_dropout_rate
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- ),
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- PositionwiseFeedForward(attention_dim, linear_units, dropout_rate),
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- dropout_rate,
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- normalize_before,
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- concat_after,
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- )
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- self.decoder4 = repeat(
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- asr_num_blocks - 1,
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- lambda lnum: DecoderLayer(
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- attention_dim,
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- MultiHeadedAttention(
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- attention_heads, attention_dim, self_attention_dropout_rate
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- ),
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- MultiHeadedAttention(
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- attention_heads, attention_dim, src_attention_dropout_rate
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- ),
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- PositionwiseFeedForward(attention_dim, linear_units, dropout_rate),
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- dropout_rate,
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- normalize_before,
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- concat_after,
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- ),
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- )
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