Merge branch 'master' into windowsfix

Author: dathudeptrai

examples/fastspeech2_libritts/train_fastspeech2.py

@@ -168,7 +168,7 @@ def generate_and_save_intermediate_result(self, batch):
             os.makedirs(dirname)
 
         for idx, (mel_gt, mel_before, mel_after) in enumerate(
-            zip(mel_gts, mels_before, mels_after), 1
+            zip(mel_gts, mels_before, mels_after), 0
         ):
 
 

setup.py

@@ -22,7 +22,7 @@
 # TODO(@dathudeptrai) update requirement if needed.
 requirements = {
     "install": [
-        "tensorflow-gpu>=2.3.0",
+        "tensorflow-gpu>=2.3.1",
         "tensorflow-addons>=0.10.0",
         "setuptools>=38.5.1",
         "librosa>=0.7.0",

tensorflow_tts/models/fastspeech.py

@@ -45,7 +45,7 @@ def gelu_new(x):
 
 def swish(x):
     """Swish activation function."""
-    return x * tf.sigmoid(x)
+    return tf.nn.swish(x)
 
 
 def mish(x):

tensorflow_tts/models/tacotron2.py

@@ -52,7 +52,7 @@ def gelu_new(x):
 
 def swish(x):
     """Swish activation function."""
-    return x * tf.sigmoid(x)
+    return tf.nn.swish(x)
 
 
 def mish(x):