app.py

import gradio as gr

demo = gr.Blocks()
io1 = gr.Interface.load("huggingface/Helsinki-NLP/opus-mt-en-es")
io2 = gr.Interface.load("huggingface/gpt2")
io3 = gr.Interface.load("huggingface/deepset/roberta-base-squad2")

with demo:
  gr.TabbedInterface(
    [io1, io2, io3], ["Translation", "Generation", "QA"]
  )
demo.launch()