Re: [Pyobjc-dev] doctest and PyObjC

[Just v. R. <jus...@gm...>]

That’s fantastic news, thank you. I’ll keep an eye on the release.

Just


> On 04 Feb 2018, at 12:29, Ronald Oussoren <ron...@ma...> wrote:
> 
> I’ve just pushed a fix to the repository. I’m hoping to push out a new release next weekend.
> 
> There is no workaround for the issue other than patching PyObjC: In Lib/objc/_convenience.py remove the @register decorator from makeBundleForClass. I had hoped that there’d be a cleaner workaround, but that workaround caused a hard crash (also fixed in the repository).
> 
> Ronald
> 
> 
> 
>> On 28 Jan 2018, at 19:28, Ronald Oussoren <ron...@ma...> wrote:
>> 
>> 
>> 
>>> On 6 Jan 2018, at 20:39, Just van Rossum <jus...@gm...> wrote:
>>> 
>>> Hello,
>>> 
>>> I’m having trouble with integrating PyObjC and doctest. Whenever a module contains an NSObject subclass, the doctest test discovery code fails like so:
>>> 
>>> 
>>> Traceback (most recent call last):
>>> File "Lib/typemachine/ui/appDelegate.py", line 54, in <module>
>>>   doctest.testmod()
>>> File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/doctest.py", line 1950, in testmod
>>>   for test in finder.find(m, name, globs=globs, extraglobs=extraglobs):
>>> File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/doctest.py", line 933, in find
>>>   self._find(tests, obj, name, module, source_lines, globs, {})
>>> File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/doctest.py", line 996, in _find
>>>   globs, seen)
>>> File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/doctest.py", line 1027, in _find
>>>   self._from_module(module, val)):
>>> File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/doctest.py", line 954, in _from_module
>>>   obj_mod = object.__objclass__.__module__
>>> AttributeError: 'NoneType' object has no attribute ‘__module__'
>>> 
>>> 
>>> Simplest way to reproduce:
>>> 
>>> =========
>>> from Foundation import NSObject
>>> 
>>> class Foo(NSObject):
>>>   pass
>>> 
>>> import doctest
>>> doctest.testmod()
>>> =========
>>> 
>>> I can’t judge whether this is a bug in doctest or in PyObjC.
>>> 
>>> Is there a workaround?
>>> 
>>> My problem is not so much that I can’t use doctest in NSObject subclasses, but rather that test discovery fails in general in the vicinity of PyObjC code. For example, I can’t use pytest’s test discovery at all: it simply fails any module that contains an NSObject subclass.
>>> 
>>> Thanks for any insights,
>> 
>> This appears to be a bug. I don’t have a workaround yet, but am investigating.
>> 
>> Ronald
>> 
>> 
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