[yt-users] cannot access pressure field

[Jean-Claude Passy]

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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