app.py

import gradio as gr
from io import BytesIO
from pdfminer.high_level import extract_text
import requests

def read_pdf(file):
    if isinstance(file, str):
        if file.startswith('http'):
            file = BytesIO(requests.get(file).content)
    text = extract_text(file)
    return text

iface = gr.Interface(fn=read_pdf, inputs="file", outputs="text", 
                      title="PDF Text Extractor", 
                      description="Extract text from a PDF file.")
iface.launch()