app.py

import gradio as gr
import nibabel as nib  # For handling .nii or .nii.gz files
import os

def convert_and_load_mesh(nii_file_path):
    # Assume convert_to_obj is a function that converts .nii/.nii.gz to .obj
    obj_file_path = convert_to_obj(nii_file_path)
    return obj_file_path

def convert_to_obj(nii_file_path):
    # Conversion logic here
    pass

demo = gr.Interface(
    fn=convert_and_load_mesh,
    inputs=gr.Model3D(),
    outputs=gr.Model3D(clear_color=[0.0, 0.0, 0.0, 0.0], label="3D Model"),
)

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