Meta decorator with parameters, defined in explicit functions
Lawrence D’Oliveiro
lawrencedo99 at gmail.com
Sun Jul 3 01:37:16 EDT 2016
On Sunday, July 3, 2016 at 4:49:15 PM UTC+12, Ian wrote:
>
> On Sat, Jul 2, 2016 at 12:40 AM, Lawrence D’Oliveiro wrote:
>>
>> On Saturday, July 2, 2016 at 5:10:06 PM UTC+12, Ian wrote:
>>>
>>> You should use functools.wraps instead of clobbering the decorated
>>> function's name and docstring:
>>
>> Where am I doing that?
>
> Using the implementation you posted:
>
>>>> @decorator_with_args
> ... def my_decorator(func, *args, **kwargs):
> ... """Returns func unmodified."""
> ... return func
> ...
>>>> my_decorator.__doc__
> 'generates a decorator which applies my_decorator to the given arguments'
That is a function that I am generating, so naturally I want to give it a useful docstring. Am I “clobbering” any objects passed in by the caller, or returned by the caller? No, I am not.
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