[yt-users] error on hierarchy access.

[David Collins]

Odd.  I did sort out the problem with manual access, and the fact that
it was particle only was apparently all I needed to solve the issue.

Thanks!
d.


On Wed, Nov 21, 2012 at 4:14 AM, Matthew Turk <matthewturk at gmail.com> wrote:
> Hi David,
>
> (Is this a gravity test simulation?)  What's going on here is there
> are, I think, no grids.  Sam tracked this down the other day and we
> decided that since it's a very, very weird case, not to push a fix.
> If it's gravity test, you might (unfortunately) have to manually
> access it.
>
> -Matt
>
> On Tue, Nov 20, 2012 at 11:51 PM, david collins <antpuncher at gmail.com> wrote:
>> Is this behavior familiar to anyone?  I've done this with a fresh
>> build and one from a few months ago.
>>
>> The set was generated with the latest build of enzo.  With a set
>> generated from an earlier enzo build, I can read the set just fine.
>>
>> Thanks!
>> d.
>>
>>>>> from yt.mods import *
>>>>> pf = load('/Users/dccollins/Enzo/unstable/run/GravitySolver/GravityTest/./DD0000/data0000')
>>>>> pf.h
>> Traceback (most recent call last):
>>   File "<stdin>", line 1, in <module>
>>   File "/Users/dccollins/local2/src/yt-hg/yt/data_objects/static_output.py",
>> line 189, in hierarchy
>>     self, data_style=self.data_style)
>>   File "/Users/dccollins/local2/src/yt-hg/yt/frontends/enzo/data_structures.py",
>> line 218, in __init__
>>     AMRHierarchy.__init__(self, pf, data_style)
>>   File "/Users/dccollins/local2/src/yt-hg/yt/data_objects/hierarchy.py",
>> line 62, in __init__
>>     self._count_grids()
>>   File "/Users/dccollins/local2/src/yt-hg/yt/frontends/enzo/data_structures.py",
>> line 240, in _count_grids
>>     self._guess_data_style(self.pf.dimensionality, test_grid, test_grid_id)
>>   File "/Users/dccollins/local2/src/yt-hg/yt/frontends/enzo/data_structures.py",
>> line 243, in _guess_data_style
>>     if test_grid[0] != os.path.sep:
>> TypeError: 'NoneType' object is not subscriptable
>>
>> --
>> Sent from my computer.
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