[Python-Dev] [Python-checkins] r83890 - python/branches/py3k/Lib/inspect.py

[Benjamin Peterson]

2010/8/9 Nick Coghlan <ncoghlan at gmail.com>:
> On Mon, Aug 9, 2010 at 11:05 PM, benjamin.peterson
> <python-checkins at python.org> wrote:
>> -if hasattr(sys, '_getframe'):
>> -    currentframe = sys._getframe
>> -else:
>> -    currentframe = lambda _=None: None
>> +def currentframe():
>> +    """Return the frame or the caller or None if this is not possible."""
>> +    return sys._getframe(1) if hasattr(sys, "_getframe") else None
>
> It isn't hugely important, but with sys._getframe() unlikely to appear
> during runtime, the following may make more sense:
>
> if hasattr(sys, '_getframe'):
>    def currentframe():
>        return sys._getframe(1)
> else:
>    def currentframe():
>        pass
> currentframe.__doc__ = "Return the frame of the caller or None if this
> is not possible."

I considered that but found the docstring thing ugly.

>
> (Oh, and there's a typo in the docstring...)

Thanks.


-- 
Regards,
Benjamin