voila-voila.py

import os
import click
import shutil


@click.command()
@click.option('--notebook', required=True)
@click.option('--template', required=True)
@click.option('--app', required=True)
def make_app(notebook, template, app):
    if os.path.exists(app):
        shutil.rmtree(app)
    shutil.copytree('templates/base_app.app', app)
    shutil.copytree('templates/{0}'.format(template), app + '/Contents/MacOS/share/jupyter/voila/templates/custom')
    shutil.copytree('templates/default'.format(template), app + '/Contents/MacOS/share/jupyter/voila/templates/default')
    shutil.copy(notebook.format(template), app + '/Contents/MacOS/app_notebooks/mountable2.ipynb')


if __name__ == '__main__':
    make_app()