[yt-users] pHOP child halos

[Brian Crosby]

This is a bit puzzling to me.  I'm using the yt/2.1 module that's installed on Nautilus, along with hdf5/1.6.10.  If the HDF5 version is the issue, does that mean that I cannot use the YT module on Nautilus, and should install it myself with HDF5 1.3?

Thanks,
Brian


On Jul 4, 2011, at 9:36 AM, Stephen Skory wrote:

> Brian and Britton,
> 
>> It looks like this installation of yt is using h5py 1.2, which I believe has
>> a bug that causes issues when using the same variable name to open multiple
>> hdf5 files in sequence.  If this is the case, then the only solution is to
>> upgrade the hdf5 version being used to version 1.3 or higher.  Stephen will
>> know better than I if this is the issue.  Stephen, can you confirm this?
> 
> I think Britton is correct. I just took a look at the code, and the
> h5py file pointer is being closed, which is correct, and I think 1.3
> fixes this issue.
> 
> Actually, I think if the h5py pointer gets 'del'ed and perhaps
> gc.collect() is called, this 1.2 bug can be circumvented. But,
> overall, I think 1.3 is a better option that adding all that mess to
> the code.
> 
> Let us know if you run into trouble with installing or using 1.3!
> 
> -- 
> Stephen Skory
> s at skory.us
> http://stephenskory.com/
> 510.621.3687 (google voice)
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