app.py

import gradio as gr
import nibabel as nib
import pydicom
import os

def convert(input):   
    # if linux    
    path = input.name
    print("Zip file path:", path)

    assert path.endswith('.zip'), 'File must be a zip file'

    os.system(f'unzip "{path}" -d "{path[:-4]}"')
    path = path[:-4]
    print("Dicom folder path:", path)
    print("This is the list of files in the folder:", os.listdir(path))
    

gr.Interface(
    fn=convert,
    inputs=gr.File(type="file", label="Dicom folder (.zip)", file_types=["zip"]),
    outputs="file",
    title="Convert a Dicom folder to a Nifti (.nii.gz) file",
).launch()