app.py

from transformers.utils import logging
logging.set_verbosity_error()
import gradio as gr
from transformers import pipeline

pipe = pipeline('image-to-text', model='Salesforce/blip-image-captioning-base')
def launch(input):
    out = pipe(input)
    return out[0]['generated_text']

iface = gr.Interface(launch,
                     inputs=gr.Image(type='pil'),
                     outputs="text")
iface.launch()