app.py

import gradio as gr
from pdfminer.high_level import extract_text


def process(file):
    print(file)
    text = extract_text(file.name)
    return text

iface = gr.Interface(
    fn=process, 
    inputs=gr.File(label="Upload PDF file", file_types=["pdf"]), 
    outputs="text")

iface.launch()