bug#37071: guix import pypi httpie fails

[Robert Vollmert]

> On 18. Aug 2019, at 13:49, Robert Vollmert <address@hidden> wrote:
> 
> 
> 
>> On 18. Aug 2019, at 13:28, Nicolas Goaziou <address@hidden> wrote:
>> Robert Vollmert <address@hidden> writes:
>> 
>>> $ guix import pypi httpie
>>> …0.2.tar.gz  83KiB                   291KiB/s 00:00 [##################] 
>>> 100.0%
>>> ….py3-none-any.whl  58KiB            201KiB/s 00:00 [##################] 
>>> 100.0%
>>> guix import: warning: Failed to extract file: 
>>> httpie-1.0.2.dist-info/METADATA from wheel.
>>> Backtrace:
>> 
>> [...]
>> 
>>> 
>>> guix/build/download.scm:728:8: In procedure maybe-expand-mirrors:
>>> In procedure struct_vtable: Wrong type argument in position
>>> 1 (expecting struct): #f
>> 
>> FWIW, I cannot reproduce it. I get
> 
> Thanks for looking into this!
> 
> I’ll try making sure everything is up to date, and try again.

Just to note that the error persists after guix pull. Weird.

@Nicolas: Did your test use a recently pulled guix?