From 4ee715e70e36cdba7b05fe044fecab9cf4fa16ff Mon Sep 17 00:00:00 2001
From: 游雁 <zhifu.gzf@alibaba-inc.com>
Date: 星期一, 03 七月 2023 17:23:02 +0800
Subject: [PATCH] websocket bug

---
 funasr/models/e2e_asr_contextual_paraformer.py |   37 ++++++-------------------------------
 1 files changed, 6 insertions(+), 31 deletions(-)

diff --git a/funasr/models/e2e_asr_contextual_paraformer.py b/funasr/models/e2e_asr_contextual_paraformer.py
index 493b345..4836663 100644
--- a/funasr/models/e2e_asr_contextual_paraformer.py
+++ b/funasr/models/e2e_asr_contextual_paraformer.py
@@ -9,7 +9,6 @@
 import numpy as np
 
 import torch
-from typeguard import check_argument_types
 
 from funasr.layers.abs_normalize import AbsNormalize
 from funasr.models.ctc import CTC
@@ -43,9 +42,7 @@
         frontend: Optional[AbsFrontend],
         specaug: Optional[AbsSpecAug],
         normalize: Optional[AbsNormalize],
-        preencoder: Optional[AbsPreEncoder],
         encoder: AbsEncoder,
-        postencoder: Optional[AbsPostEncoder],
         decoder: AbsDecoder,
         ctc: CTC,
         ctc_weight: float = 0.5,
@@ -72,8 +69,9 @@
         crit_attn_weight: float = 0.0,
         crit_attn_smooth: float = 0.0,
         bias_encoder_dropout_rate: float = 0.0,
+        preencoder: Optional[AbsPreEncoder] = None,
+        postencoder: Optional[AbsPostEncoder] = None,
     ):
-        assert check_argument_types()
         assert 0.0 <= ctc_weight <= 1.0, ctc_weight
         assert 0.0 <= interctc_weight < 1.0, interctc_weight
 
@@ -280,8 +278,8 @@
         decoder_outs = self.decoder(
             encoder_out, encoder_out_lens, sematic_embeds, ys_pad_lens, contextual_info=contextual_info
         ) 
-        decoder_out, _, attn = decoder_outs[0], decoder_outs[1], decoder_outs[2]
-        
+        decoder_out, _ = decoder_outs[0], decoder_outs[1]
+        '''
         if self.crit_attn_weight > 0 and attn.shape[-1] > 1:
             ideal_attn = ideal_attn + self.crit_attn_smooth / (self.crit_attn_smooth + 1.0)
             attn_non_blank = attn[:,:,:,:-1]
@@ -289,6 +287,8 @@
             loss_ideal = self.attn_loss(attn_non_blank.max(1)[0], ideal_attn_non_blank.to(attn.device))
         else:
             loss_ideal = None
+        '''
+        loss_ideal = None
 
         if decoder_out_1st is None:
             decoder_out_1st = decoder_out
@@ -360,11 +360,6 @@
             hw_embed = torch.nn.utils.rnn.pack_padded_sequence(hw_embed, hw_lengths, batch_first=True,
                                                             enforce_sorted=False)
             _, (h_n, _) = self.bias_encoder(hw_embed)
-            # hw_embed, _ = torch.nn.utils.rnn.pad_packed_sequence(hw_embed, batch_first=True)
-            if h_n.shape[1] > 2000: # large hotword list
-                _h_n = self.pick_hwlist_group(h_n.squeeze(0), encoder_out, encoder_out_lens, sematic_embeds, ys_pad_lens)
-                if _h_n is not None:
-                    h_n = _h_n
             hw_embed = h_n.repeat(encoder_out.shape[0], 1, 1)
         
         decoder_outs = self.decoder(
@@ -373,23 +368,3 @@
         decoder_out = decoder_outs[0]
         decoder_out = torch.log_softmax(decoder_out, dim=-1)
         return decoder_out, ys_pad_lens
-
-    def pick_hwlist_group(self, hw_embed, encoder_out, encoder_out_lens, sematic_embeds, ys_pad_lens):
-        max_attn_score = 0.0
-        # max_attn_index = 0
-        argmax_g = None
-        non_blank = hw_embed[-1]
-        hw_embed_groups = hw_embed[:-1].split(2000)
-        for i, g in enumerate(hw_embed_groups):
-            g = torch.cat([g, non_blank.unsqueeze(0)], dim=0)
-            _ = self.decoder(
-                encoder_out, encoder_out_lens, sematic_embeds, ys_pad_lens, contextual_info=g.unsqueeze(0)
-            )
-            attn = self.decoder.bias_decoder.src_attn.attn[0]
-            _max_attn_score = attn.max(0)[0][:,:-1].max()
-            if _max_attn_score > max_attn_score:
-                max_attn_score = _max_attn_score
-                # max_attn_index = i
-                argmax_g = g
-        # import pdb; pdb.set_trace()
-        return argmax_g
\ No newline at end of file

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