Add spanish frontend

Author: r9y9

deepvoice3_pytorch/frontend/__init__.py

@@ -25,3 +25,9 @@
 except ImportError:
     ko = None
 
+# if you are going to use the frontend, you need to modify _characters in symbol.py:
+# _characters = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz!\'(),-.:;? ' + '¡¿ñáéíóúÁÉÍÓÚÑ'
+try:
+    from deepvoice3_pytorch.frontend import es
+except ImportError:
+    es = None

deepvoice3_pytorch/frontend/es/__init__.py

@@ -0,0 +1,16 @@
+# coding: utf-8
+from deepvoice3_pytorch.frontend.text.symbols import symbols
+
+import nltk
+from random import random
+
+n_vocab = len(symbols)
+
+
+def text_to_sequence(text, p=0.0):
+    from deepvoice3_pytorch.frontend.text import text_to_sequence
+    text = text_to_sequence(text, ["basic_cleaners"])
+    return text
+
+
+from deepvoice3_pytorch.frontend.text import sequence_to_text