app.py

import json
import gradio as gr
import uuid
from TTS.api import TTS


f = open('speakers.json')
data = json.load(f)
tts_mod=data['tts_models']['en']
print (tts_mod.keys())

def next_line(inp):
    out=data['tts_models']['en'][inp]
    print (out)
    return gr.Dropdown(choices=out.keys(),interactive=True)


def run_tts(text, s_g, s_s):
    #print (TTS.list_models())
    #tts = TTS(TTS.list_models()[0])
    #wav = tts.tts("This is a test! This is also a test!!", speaker=tts.speakers[0], language=tts.languages[0]) 
    tts = TTS(model_name=f"tts_models/en/{s_g}/{s_s}", progress_bar=False).to("cpu")
    print (tts.config)
    #print (dir(tts))
    
    uid=uuid.uuid4()
    tts.tts_to_file(text, file_path=f"{uid}-output.wav")
    return (f'{uid}-output.wav')


with gr.Blocks() as app:
    with gr.Group():
        with gr.Row():
            in_t=gr.Textbox(lines=6)
            
        with gr.Column():
            drop=gr.Dropdown(label="Speaker Group", choices=tts_mod.keys(), interactive=True)
            drop2=gr.Dropdown(label="Speaker")
            go_btn=gr.Button()
        with gr.Row():
            out_aud=gr.Audio()
    drop.change(next_line,drop,drop2)
    go_btn.click(run_tts,[in_t,drop,drop2],out_aud)
app.launch()