Blame for app.py

import gradio as gr
import os

def play_media(media_file):
    os.system("mkdir uploads")
    file_path = os.path.join("uploads", media_file.name)
    with open(file_path, "wb") as file:
        file.write(media_file.data)
    return file_path

def ui():
    with gr.Blocks() as media_player:
        gr.Markdown("# Powerful Media Player")

        with gr.Tab("Upload"):
            with gr.Row():
                media_file = gr.File(label="Upload Media")
                upload_button = gr.Button("Upload")

        with gr.Tab("Player"):
            with gr.Row():
                media_display = gr.Video(label="Media Player")

        upload_button.click(play_media, inputs=media_file, outputs=media_display)

    return media_player

media_player = ui()
media_player.launch()