<div dir="ltr">It certainly exists:<div>
<p class="">bigbang%<span class=""> pwd</span></p>
<p class="">/bigbang/data/AnnaGroup/caterpillar/parent/gL100X10/outputs/snapdir_000</p><p class="">bigbang%<span class=""> ls</span><br></p><p class=""><span class="">...</span></p></div><div>
<p class="">snap_000.156.hdf5<span class=""> </span>snap_000.213.hdf5<span class=""> </span>snap_000.40.hdf5<span class=""> </span>snap_000.99.hdf5</p>
<p class="">snap_000.157.hdf5<span class=""> </span>snap_000.214.hdf5<span class=""> </span>snap_000.41.hdf5<span class=""> </span>snap_000.9.hdf5</p><p class="">It seesm to load but not contain anything:</p><p class="">
<span class="">In [15]: data = </span>ytf.sph.GadgetHDF5Dataset(basepath+ext,dataset_type='gadget_hdf5')</p><p class="">
</p><p class="">Out[15]: <span class="">snap_000</span></p></div></div><div class="gmail_extra"><br><br><div class="gmail_quote">On Tue, Jul 1, 2014 at 3:05 PM, Nathan Goldbaum <span dir="ltr"><<a href="mailto:nathan12343@gmail.com" target="_blank">nathan12343@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Does the file <span style="font-family:arial,sans-serif;font-size:13px">/bigbang/data/AnnaGroup/</span><span style="font-family:arial,sans-serif;font-size:13px">caterpillar/parent/gL100X10/</span><span style="font-family:arial,sans-serif;font-size:13px">outputs/snapdir_000/snap_000 exist?</span><div>
<span style="font-family:arial,sans-serif;font-size:13px"><br></span></div><div><span style="font-family:arial,sans-serif;font-size:13px">What happens when you try to load it with GadgetHDF5Dataset instead of the load function? </span></div>
<div><span style="font-family:arial,sans-serif;font-size:13px"><br></span></div><div><span style="font-family:arial,sans-serif;font-size:13px">The load function uses the _is_valid methods that are defined on each of the Dataset subclasses to determine the appropriate output type - that's usually the first place to look for things going wrong with loading datasets.</span></div>
</div><div class="gmail_extra"><br><br><div class="gmail_quote"><div><div class="h5">On Tue, Jul 1, 2014 at 12:00 PM, Brendan Griffen <span dir="ltr"><<a href="mailto:brendan.f.griffen@gmail.com" target="_blank">brendan.f.griffen@gmail.com</a>></span> wrote:<br>
</div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div class="h5"><div dir="ltr">
<p>Hi,</p><p>I'm trying to construct the cic mesh for Gadget HDF5 snapshots and I have the following:</p><p>import yt</p><p>
</p><p>from yt.mods import *</p><p>unit_base = {'UnitLength_in_cm' : 3.08568e+21,</p><p> 'UnitMass_in_g' : 1.989e+43,</p><p>
</p><p> 'UnitVelocity_in_cm_per_s' : 100000}</p><p>pf <span>=</span> load<span>(</span>basepath<span>+</span>ext<span>,</span> unit_base <span>=</span> unit_base<span>,</span> bounding_box <span>=</span> bbox<span>)</span></p>
<p><span>Except I get the error:</span></p><p><span></span></p><p><span>--> 165</span><span> </span>pf <span>=</span> load<span>(</span>basepath<span>+</span>ext<span>,</span> unit_base <span>=</span> unit_base<span>,</span> bounding_box <span>=</span> bbox<span>)</span></p>
<p><span></span></p><p>/bigbang/data/bgriffen/lib/yt-x86_64/src/yt-hg/yt/convenience.pyc<span> in </span><span>load</span><span>(*args, **kwargs)</span></p><p>
<span> 73</span><span> mylog</span><span>.</span><span>error</span><span>(</span>"None of the arguments provided to load() is a valid file"<span>)</span></p>
<p><span> 74</span><span> mylog</span><span>.</span><span>error</span><span>(</span>"Please check that you have used a correct path"<span>)</span></p>
<p><span>---> 75</span><span> </span><span>raise</span> YTOutputNotIdentified<span>(</span>args<span>,</span> kwargs<span>)</span></p><p><span> 76</span> <span>for</span> n<span>,</span> c <span>in</span> output_type_registry<span>.</span>items<span>():</span></p>
<p> 77<span> </span>if<span> n </span>is<span> None</span><span>:</span><span> </span>continue</p><p><span>YTOutputNotIdentified</span>: Supplied ('/bigbang/data/AnnaGroup/caterpillar/parent/gL100X10/outputs/snapdir_000/snap_000',) {'bounding_box': array([[ 0. , 149.00908955],</p>
<p> [ 0. , 149.00908955],</p><p><span>
</span></p><p> [ 0. , 149.00908955]]), 'unit_base': {'UnitVelocity_in_cm_per_s': 100000, 'UnitLength_in_cm': 3.08568e+21, 'UnitMass_in_g': 1.989e+43}}, but could not load!</p>
<p>Thanks.</p><span><font color="#888888"><p>BG</p></font></span></div>
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