app.py

import gradio as gr

from ppl_detector import detect, set_result

with gr.Blocks() as demo:
    img_input = gr.Image(type="filepath", format="jpg", label="Input Image")
    
    title = "<h1 id='result' style='display: flex;justify-content: center;'>it counts ppl, upload an image, see how it goes</h1>"
    state = gr.HTML(title)
    img_output = gr.Image(label="Output Image with Detections")
    
    img_input.change(fn=detect, inputs=img_input, outputs=img_output)
    img_output.change(fn=set_result, outputs=state)
       
demo.launch()