Update app.py

app.py

@@ -99,7 +99,7 @@ def synthesize_tts(
 inputs = [
     gr.Textbox(value="Hello, World!", label="Text to Synthesize"),
     gr.File(file_types=["audio"], label="Speaker WAV files (optional)", file_count="multiple"),
-        gr.Dropdown(
+    gr.Dropdown(
         choices=[
             "Claribel Dervla", "Daisy Studious", "Gracie Wise", "Tammie Ema", "Alison Dietlinde", "Ana Florence",
             "Annmarie Nele", "Asya Anara", "Brenda Stern", "Gitta Nikolina", "Henriette Usha", "Sofia Hellen",
@@ -115,7 +115,11 @@ inputs = [
         value="Ana Florence", 
         label="Speaker Index"
     ),
-    gr.Textbox(value="en", label="Language"),
+    gr.Dropdown(
+        choices=["en", "es", "fr", "de", "it", "pt", "pl", "tr", "ru", "nl", "cs", "ar", "zh", "ja", "hu", "ko"],
+        value="en",
+        label="Language"
+    ),
     gr.Slider(0, 1, value=0.65, step=0.01, label="Temperature"),
     gr.Slider(0.5, 2, value=1.0, step=0.1, label="Length Penalty"),
     gr.Slider(1.0, 10.0, value=1.9, step=0.1, label="Repetition Penalty"),