[yt-users] cannot access pressure field
Jean-Claude Passy
jcpassy at gmail.com
Mon Jun 27 11:14:50 PDT 2011
Hi Britton,
> That's actually very helpful to know you're using Zeus. With Zeus,
> the Gas_Energy field will not exist. There should only be the
> ThermalEnergy field.
Oh that's right, I forgot about that.
> An issue that keeps popping up is that some Enzo simulations use
> Total_Energy instead of TotalEnergy, or the other way around. The
> definition of ThermalEnergy calls for using TotalEnergy when the
> simulation used Zeus. Can you try accessing the TotalEnergy field,
> explicitly without the underscore in the name?
You are right, I can't access 'TotalEnergy'.
JC
>
> On Mon, Jun 27, 2011 at 6:35 PM, Jean-Claude Passy <jcpassy at gmail.com
> <mailto:jcpassy at gmail.com>> wrote:
>
> Hi Britton,
>
> 'Total_Energy' works fine but 'Gas_Energy' and 'ThermalEnergy' do
> not and lead to the same error.
> I don't know if it can be of any use but I am running with the
> Zeus solver.
>
> Thanks,
>
> JC
>
>
> On 27/06/11 12:23, Britton Smith wrote:
>> Hi JC,
>>
>> It looks like the problem is coming up when the Pressure field
>> asks for the ThermalEnergy field. If you try
>> region['ThermalEnergy'], does that work? If not, please also try
>> region['TotalEnergy'] and region['GasEnergy'].
>>
>> Britton
>>
>> On Mon, Jun 27, 2011 at 6:19 PM, Jean-Claude Passy
>> <jcpassy at gmail.com <mailto:jcpassy at gmail.com>> wrote:
>>
>> Hi all,
>>
>> I must be doing something silly because I get a weird error
>> when trying to access the 'Pressure' field of a region:
>>
>> ---------------------------------
>>
>> TypeError: unsupported operand type(s) for *=: 'NoneType' and
>> 'float'
>>
>> ---------------------------------
>>
>> It works fine with 'Density', 'x-velocity', 'x', ... I have
>> pasted the complete output error here
>> http://paste.enzotools.org/show/7up5l2Q3Rc8nnLZA3VKu
>> Has anyone ever encountered that ?
>>
>> Thanks a lot,
>>
>> JC
>>
>>
>> PS: I really like the new home page of the yt website. Congrats !
>>
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>>
>
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