doctests and decorators

Eric Snow esnow at verio.net
Tue Jun 16 18:39:16 CEST 2009


On Jun 16, 10:31 am, Christian Heimes <li... at cheimes.de> wrote:
> Eric Snow schrieb:
>
>
>
> > Apparently there is a known issue with doctests, in which tests in
> > functions using externally defined decorators are ignored.  The
> > recommended fix is to update the order of checks in the _from_module
> > method of DocTestFinder in the doctest module.  The bug and fix are
> > discussed at the following URLs (and several places in this group):
>
> >http://bugs.python.org/issue1108
> >http://mail.python.org/pipermail/python-list/2007-September/627866.html
>
> > The fix implies that the inpect.getmodule function will find the
> > module of the function object and not of the decorator.  However, in
> > 2.4 the inspect.getmodule function returns the module of the
> > decorator.  I have subsequently tested this in 2.5 and 2.6, and it
> > also returns the module of the decorator.  As such, the fix for
> > doctests does not work in my tests.  Below is the test code that I
> > used:
>
> It's not an issue with the doctest module but with your code. You want
> to use functools.wraps().
>
> http://docs.python.org/library/functools.html#functools.wraps
>
> Christian

Unfortunately, I am stuck on 2.4 for now, which does not have the
functools.

-eric



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