app.py

import os
API_TOKEN = os.getenv('API_TOKEN')

import gradio as gr
import requests

API_URL = "https://api-inference.huggingface.co/models/tlkh/flan-t5-paraphrase-classify-explain"
headers = {"Authorization": f"Bearer {API_TOKEN}"}

def query(payload):
    response = requests.post(API_URL, headers=headers, json=payload)
    return response.json()

def infer(s1, s2):
    model_input = "Classify and explain the relationship between this pair of sentences: <S1> "+s1+" </S1><S2> "+s2+" </S2>"
    data = query(payload)
    return data

demo = gr.Interface(fn=infer, inputs=["text", "text"], outputs="text")

demo.launch()