import gradio as gr

api = gr.load("huggingface/gpt2-xl")

def complete_with_gpt(text):
    # Use the last 50 characters of the text as context
    return text[:-50] + api(text[-50:])

with gr.Blocks() as demo:
    textbox = gr.Textbox(placeholder="Type here and press enter...", lines=4)
    btn = gr.Button("Generate")

    btn.click(complete_with_gpt, textbox, textbox)

if __name__ == "__main__":
    demo.launch()