app.py

import gradio as gr



import requests

API_URL = "https://api-inference.huggingface.co/models/facebook/blenderbot-400M-distill"
headers = {"Authorization": "Bearer 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"}

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

inputs=[]
outputs=[]

def greet(name):
	output = query({
		"inputs": {
			"past_user_inputs": inputs,
			"generated_responses": outputs,
			"text": name
		},
		"parameters": {
			"min_length":20,
			"max_length":50
		}
	})
	inputs.append(name)
	outputs.append(output['generated_text'])
	return output['generated_text']

iface = gr.Interface(fn=greet, inputs="text", outputs="text")
iface.launch()