[yt-users] particle read error

[David Collins]

> Last I remembered, particle reading from clumps shouldn't work; that

Oh yeah.   That would explain my screwy answers.  That's a dumb
mistake on my part, sorry about that.

> 1) unpickle
> 2) read particles, get error
> 3) read particles, get particles
>
> Right?

Yeah, that's exactly right.  So I guess my question is now, what is it
actually returning?  I'll poke around and report back if I make sense
of it.

>
> -Matt
>
> On Tue, Sep 18, 2012 at 1:51 PM, david collins <antpuncher at gmail.com> wrote:
>> Hi, all--
>>
>> I have a set of clumps that I've pickled to disk, now I've unpickled
>> them and I'm trying to get some particle info.  When I try to access
>> the particle indices from the clump (in the error message, it's c1) it
>> throws the following error.  I do the same thing again, and it works
>> fine (that is, access particle_index on the same c1, returns a
>> reasonable looking particle list)  I'm probably doing something dumb,
>> do any of y'all see what it is?
>>
>> Thanks,
>> d.
>>
>>
>>   File "p19_check_missing2.py", line 15, in <module>
>>     ind1 = c1['particle_index']
>>   File "/Users/dccollins/yt2.0/DaveClump.py", line 80, in __getitem__
>>     return self.data[request]
>>   File "/Users/dccollins/local2/src/yt-hg/yt/data_objects/data_containers.py",
>> line 327, in __getitem__
>>     self.get_data(key)
>>   File "/Users/dccollins/local2/src/yt-hg/yt/data_objects/data_containers.py",
>> line 2525, in get_data
>>     self.particles.get_data(field)
>>   File "/Users/dccollins/local2/src/yt-hg/yt/data_objects/particle_io.py",
>> line 62, in get_data
>>     if len(fields) == 1: return rvs[0]
>> TypeError: 'NoneType' object is not subscriptable
>>
>>
>> --
>> Sent from my computer.
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-- 
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