def test_enh_asr_model(
enh_encoder,
enh_decoder,
enh_separator,
training,
loss_wrappers,
frontend,
s2t_encoder,
s2t_decoder,
s2t_ctc,
):
inputs = torch.randn(2, 300)
ilens = torch.LongTensor([300, 200])
speech_ref = torch.randn(2, 300).float()
text = torch.LongTensor([[1, 2, 3, 4, 5], [5, 4, 3, 2, 1]])
text_lengths = torch.LongTensor([5, 5])
enh_model = ESPnetEnhancementModel(
encoder=enh_encoder,
separator=enh_separator,
decoder=enh_decoder,
mask_module=None,
loss_wrappers=loss_wrappers,
)
s2t_model = ESPnetASRModel(
vocab_size=len(token_list),
token_list=token_list,
frontend=frontend,
encoder=s2t_encoder,
decoder=s2t_decoder,
ctc=s2t_ctc,
specaug=None,
normalize=None,
preencoder=None,
postencoder=None,
joint_network=None,
)
enh_s2t_model = ESPnetEnhS2TModel(
enh_model=enh_model,
s2t_model=s2t_model,
)
if training:
enh_s2t_model.train()
else:
enh_s2t_model.eval()
kwargs = {
"speech": inputs,
"speech_lengths": ilens,
"speech_ref1": speech_ref,
"text": text,
"text_lengths": text_lengths,
}
loss, stats, weight = enh_s2t_model(**kwargs)
def build_model(cls, args: argparse.Namespace) -> ESPnetASRModel:
assert check_argument_types()
if isinstance(args.token_list, str):
with open(args.token_list, encoding="utf-8") as f:
token_list = [line.rstrip() for line in f]
# Overwriting token_list to keep it as "portable".
args.token_list = list(token_list)
elif isinstance(args.token_list, (tuple, list)):
token_list = list(args.token_list)
else:
raise RuntimeError("token_list must be str or list")
vocab_size = len(token_list)
logging.info(f"Vocabulary size: {vocab_size }")
# 1. frontend
if args.input_size is None:
# Extract features in the model
frontend_class = frontend_choices.get_class(args.frontend)
frontend = frontend_class(**args.frontend_conf)
input_size = frontend.output_size()
else:
# Give features from data-loader
args.frontend = None
args.frontend_conf = {}
frontend = None
input_size = args.input_size
# 2. Data augmentation for spectrogram
if args.specaug is not None:
specaug_class = specaug_choices.get_class(args.specaug)
specaug = specaug_class(**args.specaug_conf)
else:
specaug = None
# 3. Normalization layer
if args.normalize is not None:
normalize_class = normalize_choices.get_class(args.normalize)
normalize = normalize_class(**args.normalize_conf)
else:
normalize = None
# 4. Encoder
encoder_class = encoder_choices.get_class(args.encoder)
encoder = encoder_class(input_size=input_size, **args.encoder_conf)
# 5. Decoder
decoder_class = decoder_choices.get_class(args.decoder)
decoder = decoder_class(
vocab_size=vocab_size,
encoder_output_size=encoder.output_size(),
**args.decoder_conf,
)
# 6. CTC
ctc = CTC(odim=vocab_size,
encoder_output_sizse=encoder.output_size(),
**args.ctc_conf)
# 7. RNN-T Decoder (Not implemented)
rnnt_decoder = None
# 8. Build model
model = ESPnetASRModel(
vocab_size=vocab_size,
frontend=frontend,
specaug=specaug,
normalize=normalize,
encoder=encoder,
decoder=decoder,
ctc=ctc,
rnnt_decoder=rnnt_decoder,
token_list=token_list,
**args.model_conf,
)
# FIXME(kamo): Should be done in model?
# 9. Initialize
if args.init is not None:
initialize(model, args.init)
assert check_return_type(model)
return model
def build_model(cls, args: argparse.Namespace) -> ESPnetASRModel:
assert check_argument_types()
if isinstance(args.token_list, str):
with open(args.token_list, encoding="utf-8") as f:
token_list = [line.rstrip() for line in f]
# Overwriting token_list to keep it as "portable".
args.token_list = list(token_list)
elif isinstance(args.token_list, (tuple, list)):
token_list = list(args.token_list)
else:
raise RuntimeError("token_list must be str or list")
vocab_size = len(token_list)
logging.info(f"Vocabulary size: {vocab_size }")
# 1. frontend
if args.input_size is None:
# Extract features in the model
frontend_class = frontend_choices.get_class(args.frontend)
frontend = frontend_class(**args.frontend_conf)
input_size = frontend.output_size()
else:
# Give features from data-loader
args.frontend = None
args.frontend_conf = {}
frontend = None
input_size = args.input_size
# 2. Data augmentation for spectrogram
if args.specaug is not None:
specaug_class = specaug_choices.get_class(args.specaug)
specaug = specaug_class(**args.specaug_conf)
else:
specaug = None
# 3. Normalization layer
if args.normalize is not None:
normalize_class = normalize_choices.get_class(args.normalize)
normalize = normalize_class(**args.normalize_conf)
else:
normalize = None
# 4. Pre-encoder input block
# NOTE(kan-bayashi): Use getattr to keep the compatibility
if getattr(args, "preencoder", None) is not None:
preencoder_class = preencoder_choices.get_class(args.preencoder)
preencoder = preencoder_class(**args.preencoder_conf)
input_size = preencoder.output_size()
else:
preencoder = None
# 4. Encoder
encoder_class = encoder_choices.get_class(args.encoder)
encoder = encoder_class(input_size=input_size, **args.encoder_conf)
# 5. Post-encoder block
# NOTE(kan-bayashi): Use getattr to keep the compatibility
encoder_output_size = encoder.output_size()
if getattr(args, "postencoder", None) is not None:
postencoder_class = postencoder_choices.get_class(args.postencoder)
postencoder = postencoder_class(input_size=encoder_output_size,
**args.postencoder_conf)
encoder_output_size = postencoder.output_size()
else:
postencoder = None
# 5. Decoder
decoder_class = decoder_choices.get_class(args.decoder)
if args.decoder == "transducer":
decoder = decoder_class(
vocab_size,
embed_pad=0,
**args.decoder_conf,
)
joint_network = JointNetwork(
vocab_size,
encoder.output_size(),
decoder.dunits,
**args.joint_net_conf,
)
else:
decoder = decoder_class(
vocab_size=vocab_size,
encoder_output_size=encoder_output_size,
**args.decoder_conf,
)
joint_network = None
# 6. CTC
ctc = CTC(odim=vocab_size,
encoder_output_sizse=encoder_output_size,
**args.ctc_conf)
# 8. Build model
model = ESPnetASRModel(
vocab_size=vocab_size,
frontend=frontend,
specaug=specaug,
normalize=normalize,
preencoder=preencoder,
encoder=encoder,
postencoder=postencoder,
decoder=decoder,
ctc=ctc,
joint_network=joint_network,
token_list=token_list,
**args.model_conf,
)
# FIXME(kamo): Should be done in model?
# 9. Initialize
if args.init is not None:
initialize(model, args.init)
assert check_return_type(model)
return model
