[yt-users] problem with slices in non-unitary volumes

[Brian O'Shea]

Hi Matt,

When I use this line instead:

proj = yt.SlicePlot(ds,'x',("gas",
"temperature"),center=[0.0,0.0,0.0],width=(0.2,'Mpc'))

it gives me the same error.  :-/

--Brian


On Wed, Dec 23, 2015 at 12:22 PM, Matthew Turk <matthewturk at gmail.com>
wrote:

> Hi Brian,
>
> I suspect it's related to a field issue.  Can you try explicitly asking
> for ("gas", "temperature") ?  My suspicion is that there's a derived field
> for temperature related to a particle that it's guessing first, and that
> the cosmo/non-cosmo is only borderline related in how field detection for
> Enzo works.  If asking for gas temperature explicitly works, we can try to
> figure out why it thinks it should be asking for particle fields.
>
> -Matt
>
> On Wed, Dec 23, 2015 at 11:20 AM, Brian O'Shea <bwoshea at gmail.com> wrote:
>
>> Dear yt-users,
>>
>> I'm having a problem with making slices in non-unitary volumes.  I have a
>> 3D enzo simulation that has domain bounds of (-1.6...1.6) in every
>> dimension (units of megaparsecs), and after I updated to the tip of yt-3
>> (changeset d9502d848029) from a fairly old version of the code I suddenly
>> have problems with making simple projections.  If I run this set of
>> commands:
>>
>> import yt
>> ds = yt.load("DD0400/DD0400")
>> proj =
>> yt.SlicePlot(ds,'x','temperature',center=[0.0,0.0,0.0],width=(0.2,'Mpc'))
>>
>> I get this error:
>>
>> http://paste.yt-project.org/show/6115/
>>
>> This seems to work fine on an Enzo cosmological dataset (domain bounds
>> 0-1 in each dimension), and previously worked fine in yt-3 (using a version
>> of the code from a couple of months ago).
>>
>> is this a bug, or am I doing something dumb?
>>
>> Thanks!
>>
>> --Brian
>>
>>
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>>
>>
>
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