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tacotron.py-Multi GPU with DataParallel (#231)

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harian 2021-11-27 20:53:08 +08:00 committed by GitHub
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1 changed files with 10 additions and 12 deletions
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synthesizer/models/tacotron.py
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@ -127,7 +127,7 @@ class CBHG(nn.Module):
# Although we `_flatten_parameters()` on init, when using DataParallel # Although we `_flatten_parameters()` on init, when using DataParallel
# the model gets replicated, making it no longer guaranteed that the # the model gets replicated, making it no longer guaranteed that the
# weights are contiguous in GPU memory. Hence, we must call it again # weights are contiguous in GPU memory. Hence, we must call it again
self._flatten_parameters() self.rnn.flatten_parameters()
# Save these for later # Save these for later
residual = x residual = x
@ -214,7 +214,7 @@ class LSA(nn.Module):
self.attention = None self.attention = None
def init_attention(self, encoder_seq_proj): def init_attention(self, encoder_seq_proj):
device = next(self.parameters()).device # use same device as parameters device = encoder_seq_proj.device # use same device as parameters
b, t, c = encoder_seq_proj.size() b, t, c = encoder_seq_proj.size()
self.cumulative = torch.zeros(b, t, device=device) self.cumulative = torch.zeros(b, t, device=device)
self.attention = torch.zeros(b, t, device=device) self.attention = torch.zeros(b, t, device=device)
@ -265,9 +265,8 @@ class Decoder(nn.Module):
self.mel_proj = nn.Linear(lstm_dims, n_mels * self.max_r, bias=False) self.mel_proj = nn.Linear(lstm_dims, n_mels * self.max_r, bias=False)
self.stop_proj = nn.Linear(encoder_dims + speaker_embedding_size + lstm_dims, 1) self.stop_proj = nn.Linear(encoder_dims + speaker_embedding_size + lstm_dims, 1)
def zoneout(self, prev, current, p=0.1): def zoneout(self, prev, current, device, p=0.1):
device = next(self.parameters()).device # Use same device as parameters mask = torch.zeros(prev.size(),device=device).bernoulli_(p)
mask = torch.zeros(prev.size(), device=device).bernoulli_(p)
return prev * mask + current * (1 - mask) return prev * mask + current * (1 - mask)
def forward(self, encoder_seq, encoder_seq_proj, prenet_in, def forward(self, encoder_seq, encoder_seq_proj, prenet_in,
@ -275,7 +274,7 @@ class Decoder(nn.Module):
# Need this for reshaping mels # Need this for reshaping mels
batch_size = encoder_seq.size(0) batch_size = encoder_seq.size(0)
device = encoder_seq.device
# Unpack the hidden and cell states # Unpack the hidden and cell states
attn_hidden, rnn1_hidden, rnn2_hidden = hidden_states attn_hidden, rnn1_hidden, rnn2_hidden = hidden_states
rnn1_cell, rnn2_cell = cell_states rnn1_cell, rnn2_cell = cell_states
@ -301,7 +300,7 @@ class Decoder(nn.Module):
# Compute first Residual RNN # Compute first Residual RNN
rnn1_hidden_next, rnn1_cell = self.res_rnn1(x, (rnn1_hidden, rnn1_cell)) rnn1_hidden_next, rnn1_cell = self.res_rnn1(x, (rnn1_hidden, rnn1_cell))
if self.training: if self.training:
rnn1_hidden = self.zoneout(rnn1_hidden, rnn1_hidden_next) rnn1_hidden = self.zoneout(rnn1_hidden, rnn1_hidden_next,device=device)
else: else:
rnn1_hidden = rnn1_hidden_next rnn1_hidden = rnn1_hidden_next
x = x + rnn1_hidden x = x + rnn1_hidden
@ -309,7 +308,7 @@ class Decoder(nn.Module):
# Compute second Residual RNN # Compute second Residual RNN
rnn2_hidden_next, rnn2_cell = self.res_rnn2(x, (rnn2_hidden, rnn2_cell)) rnn2_hidden_next, rnn2_cell = self.res_rnn2(x, (rnn2_hidden, rnn2_cell))
if self.training: if self.training:
rnn2_hidden = self.zoneout(rnn2_hidden, rnn2_hidden_next) rnn2_hidden = self.zoneout(rnn2_hidden, rnn2_hidden_next, device=device)
else: else:
rnn2_hidden = rnn2_hidden_next rnn2_hidden = rnn2_hidden_next
x = x + rnn2_hidden x = x + rnn2_hidden
@ -374,7 +373,7 @@ class Tacotron(nn.Module):
return outputs return outputs
def forward(self, texts, mels, speaker_embedding): def forward(self, texts, mels, speaker_embedding):
device = next(self.parameters()).device # use same device as parameters device = texts.device # use same device as parameters
self.step += 1 self.step += 1
batch_size, _, steps = mels.size() batch_size, _, steps = mels.size()
@ -440,7 +439,7 @@ class Tacotron(nn.Module):
def generate(self, x, speaker_embedding=None, steps=2000, style_idx=0, min_stop_token=5): def generate(self, x, speaker_embedding=None, steps=2000, style_idx=0, min_stop_token=5):
self.eval() self.eval()
device = next(self.parameters()).device # use same device as parameters device = x.device # use same device as parameters
batch_size, _ = x.size() batch_size, _ = x.size()
@ -542,8 +541,7 @@ class Tacotron(nn.Module):
def load(self, path, optimizer=None): def load(self, path, optimizer=None):
# Use device of model params as location for loaded state # Use device of model params as location for loaded state
device = next(self.parameters()).device checkpoint = torch.load(str(path))
checkpoint = torch.load(str(path), map_location=device)
self.load_state_dict(checkpoint["model_state"], strict=False) self.load_state_dict(checkpoint["model_state"], strict=False)
if "optimizer_state" in checkpoint and optimizer is not None: if "optimizer_state" in checkpoint and optimizer is not None: