app.py

import tempfile

import gradio as gr

from neon_tts_plugin_coqui import CoquiTTS


LANGUAGES = list(CoquiTTS.langs.keys())
default_lang = "en"

title = "ChatGPTBots.net | TTS"
description = "A deep learning toolkit for Text-to-Speech, battle-tested in research and production"
info = "More info at [TTS](https://chatgptbots.net)"

coquiTTS = CoquiTTS()

def tts(text: str, language: str):
    print(text, language)
    # return output
    with tempfile.NamedTemporaryFile(suffix=".wav", delete=False) as fp:
        coquiTTS.get_tts(text, fp, speaker={"language": language})
        return fp.name

with gr.Blocks() as blocks:
    gr.Markdown("<h1 style='text-align: center; margin-bottom: 1rem'>"
                + title
                + "</h1>")
    gr.Markdown(description)
    with gr.Row():  # equal_height=False
        with gr.Column():  # variant="panel"
            textbox = gr.Textbox(
                label="Input",
                value=CoquiTTS.langs[default_lang]["sentence"],
                max_lines=3,
            )
            radio = gr.Radio(
                label="Language",
                choices=LANGUAGES,
                value=default_lang
            )
            with gr.Row():  # mobile_collapse=False
                submit = gr.Button("Submit", variant="primary")
        audio = gr.Audio(label="Output", interactive=False)
    gr.Markdown(info)

    # actions
    submit.click(
        tts,
        [textbox, radio],
        [audio],
    )
    radio.change(lambda lang: CoquiTTS.langs[lang]["sentence"], radio, textbox)

blocks.launch()