app.py

import gradio as gr

from transformers import pipeline

traductor = pipeline(task='text2text-generation', model='facebook/m2m100_418M')
def tradrucir(text,toLan):
    response= traductor(text, forced_bos_token_id=traductor.tokenizer.get_lang_id(lang=toLan))
    return response[0]["generated_text"]


def fun1(input_text): return tradrucir(input_text,"en")

def fun2(input_text): return tradrucir(input_text,"es")


def clear_input(input_text):
    # Limpia el input
    return ""

with gr.Blocks(css="""
    .gr-button {
        background-color: green;
        color: white;
    }
    .gr-textbox {
        display: inline-block;
        width: 48%;
        margin-right: 4%;
    }
    .gr-textbox:last-child {
        margin-right: 0;
    }
""") as demo:
    with gr.Row():
        input_text = gr.Textbox(label="Input")
        response_label = gr.Textbox(label="Respuesta")
    
    with gr.Row():
        clear_btn = gr.Button("Clear")
        btn1 = gr.Button("Español a Inglés")
        btn2 = gr.Button("Inglés a Español")
    
    clear_btn.click(fn=clear_input, inputs=input_text, outputs=input_text)
    btn1.click(fn=fun1, inputs=input_text, outputs=response_label)
    btn2.click(fn=fun2, inputs=input_text, outputs=response_label)

demo.launch()