human
I wrote the below code

    func = None
    if ((len(args) == 1) and callable(args[0])):
        func = args[0]
    if func:
        service = 'lambda'
        lambda_function_name = os.environ.get('AWS_LAMBDA_FUNCTION_NAME')
        aws_region = os.environ.get('AWS_REGION')
    else:
        service = kwargs.get('service', 'lambda')
        lambda_function_name = (kwargs.get('remote_aws_lambda_function_name') or os.environ.get('AWS_LAMBDA_FUNCTION_NAME'))
        aws_region = (kwargs.get('remote_aws_region') or os.environ.get('AWS_REGION'))
    def func_wrapper(func):
        task_path = get_func_task_path(func)
        @wraps(func)
        def _run_async(*args, **kwargs):
            "\n                                                This    is    the    wrapping    async    function    that    replaces    the    function\n                                                that    is    decorated    with    @task.\n                                                Args:\n                                                                These    are    just    passed    through    to    @task's    func\n\n                                                Assuming    a    valid    service    is    passed    to    task()    and    it    is    run\n                                                inside    a    Lambda    process    (i.e.    AWS_LAMBDA_FUNCTION_NAME    exists),\n                                                it    dispatches    the    function    to    be    run    through    the    service    variable.\n                                                Otherwise,    it    runs    the    task    synchronously.\n\n                                                Returns:\n                                                                In    async    mode,    the    object    returned    includes    state    of    the    dispatch.\n                                                                For    instance\n\n                                                                When    outside    of    Lambda,    the    func    passed...

What's a good function header?
 ... Here's a good function header?
assistant
#Here's a good function header.

def task(*args, **kwargs):