app.py

import gradio as gr

def make_poem(author, sentiment, words, text):
    return [author, sentiment, words, text]

iface = gr.Interface(
    fn=make_poem, 
    inputs=
    [
    #  gr.inputs.Textbox(lines=1, placeholder='autor', default="", label=None),
     gr.inputs.Dropdown(['Pepe', 'Juan'], type="value", label='Nombre del autor'),
     gr.inputs.Radio(['positivo', 'negativo'], type="value", label='Sentimiento del texto generado'),
     gr.inputs.Textbox(lines=1, placeholder='palabra_1, palabra_2, ..., palabra_n', label='Palabras que desea incluir'),
     gr.inputs.Textbox(lines=4, placeholder='texto inicial', label='Texto inicial'),
     ],
     outputs="text",
     examples=
     [
      ['Pablo Neruda', 'positivo', 'cielo, luna, mar', 'Todos fueron a verle pasar']
     ])
iface.launch()