[yt-users] error in installing yt-3.0a2

[Keita Todoroki]

Thank you Matt, it went through this time and was installed fine.

-Keita

> Hi Keita,
>
> On Wed, Jul 24, 2013 at 12:09 AM, Keita Todoroki
> <keitee at physics.unlv.edu> wrote:
>> Hi,
>>
>> I'm getting this error during the installation and I'm not sure exactly
>> why.
>> Could you take a look at this? I just downloaded the 3.0a2 package
>> publicly available on Bitbucket to try visualizing my SPH snaps. Any
>> help
>> would be greatly appreciated.
>>
>> Best,
>> Keita
>>
>>
>>
>> Error compiling Cython file:
>> ------------------------------------------------------------
>> ...
>>     cdef void *tree_root
>>     cdef int num_root
>>     cdef int max_root
>>
>> cdef extern from "search.h" nogil:
>>     void *tsearch(const void *key, const void **rootp,
>>                             ^
>> ------------------------------------------------------------
>>
>> yt/geometry/oct_container.pxd:81:29: Expected ')', found '*'
>>
>> error: 2 errors while compiling 'yt/geometry/oct_container.pyx' with
>> Cython
>
> Ah, I think I see the issue -- basically, Cython 0.19 is needed for
> "const" variables.  So there are two solutions:
>
> 1) Update Cython, which you can do by issuing this command (inside the
> yt environment):
>
> pip install -U Cython
>
> 2) Edit that file and remove the word "const" where it appears.
>
> I'm going to update the Cython version that the nistall script
> provides so that we can avoid this in the future -- I'll ping back to
> the list when that's done.
>
> Hope that helps, and good luck!
>
> -Matt
>
>>
>>
>>
>>
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