app.py

import gradio as gr

def get_image_size(image):
  return f"{image.shape[0]}x{image.shape[1]}"

input_image = gr.Image(label="Input Image", scale=1, interactive=True)
output_text = gr.Textbox(label="Image Size", max_lines=1, show_copy_button=True, interactive=False)

iface = gr.Interface(fn=get_image_size, inputs=input_image, outputs=output_text, title="Image Size Detector", theme="zenafey/prodia-web", live=True)
iface.launch(show_api=False)