Add role to user

def add_role(*_, role_handle=None, user_id=None):
    """ Add role to user """
    click.echo(green('\nAdding role to user:'))
    click.echo(green('-' * 40))
    with get_app().app_context():
        user = find_user(dict(id=user_id))
        if not user:
            click.echo(red('User not found\n'))
            return

        role = role_service.first(handle=role_handle)
        if not role:
            click.echo(red('No such role ({})\n'.format(role_handle)))
            return

        user_service.add_role_to_user(user, role)
        msg = 'Added role "{}" to user "{}"'.format(role.handle, user.email)
        click.echo(green(msg))
        return