import gradio as gr

api=gr.Interface.load("huggingface/EleutherAI/gpt-j-6B")

def complete_with_gpt(text):
 return text[:-50]+api(text[-50:])
    
with gr.Blocks()as demo: 
 with gr.Row():
  textbox=gr.Textbox(placeholder="Type here and press enter...",lines=8)
    with gr.Column(): 
      btn=gr.Button("Generate")
        
 btn.click(complete_with_gpt,textbox,textbox) 
        
demo.launch()