def service(url, api_key, help_url = None):
def do_publish(func):<EOL><INDENT>return published(url, api_key, help_url, func, None)<EOL><DEDENT>return do_publish<EOL>
Marks a function as having been published and causes all invocations to go to the remote
operationalized service.

>>> @service(url, api_key)
>>> def f(a, b):
>>>     pass