app.py

import gradio as gr
from transformers import pipeline

summarizer = pipeline(
    "text-generation",
    model="sshleifer/distilbart-cnn-12-6"
)

def summary_input(text):
    prompt = f"Summarize the following text:\n{text}\nSummary:"
    output = summarizer(prompt, max_new_tokens=120, do_sample=False)
    return output[0]["generated_text"]

demo = gr.Interface(
    fn=summary_input,
    inputs=gr.Textbox(lines=10, label="Enter text to summarize"),
    outputs=gr.Textbox(lines=4, label="Summary"),
    title="Text Summarization App"
)

demo.launch()