Create a service.

    `COMMAND` is the path to the executable to run

def generate(command,
             name,
             init_system,
             overwrite,
             deploy,
             start,
             verbose,
             **params):
    """Create a service.

    `COMMAND` is the path to the executable to run
    """
    # TODO: Add a `prefix` flag which can be used to prefix
    # `COMMAND` with `su -c`, etc..
    try:
        Serv(init_system, verbose=verbose).generate(
            command, name, overwrite, deploy, start, **params)
    except ServError as ex:
        sys.exit(ex)