[yt-users] merger tree error
Molly Peeples
molly at astro.ucla.edu
Thu Dec 16 15:16:08 PST 2010
Hi,
I'm getting an error when trying to run MergerTree:
amods.halo_merger_tree.MergerTree(restart_files=files,
database='/home/molly-ucla/halos.db')
It looks like it runs fine for the first two outputs and then stops:
yt INFO 2010-12-16 09:59:59,440 Parameters:
current_redshift = 85.4105867817
yt INFO 2010-12-16 09:59:59,440 Parameters: omega_lambda
= 0.721
yt INFO 2010-12-16 09:59:59,440 Parameters: omega_matter
= 0.279
yt INFO 2010-12-16 09:59:59,440 Parameters:
hubble_constant = 0.701
Traceback (most recent call last):
File "merger.py", line 10, in <module>
amods.halo_merger_tree.MergerTree(restart_files=files,
database='/home/molly-ucla/halos.db')
File "/home/molly-ucla/yt-x86_64/lib/python2.6/site-packages/yt-2.0dev-py2.6-linux-x86_64.egg/yt/analysis_modules/halo_merger_tree/merger_tree.py",
line 186, in __init__
self._run_halo_finder_add_to_db()
File "/home/molly-ucla/yt-x86_64/lib/python2.6/site-packages/yt-2.0dev-py2.6-linux-x86_64.egg/yt/analysis_modules/halo_merger_tree/merger_tree.py",
line 220, in _run_halo_finder_add_to_db
if self.period == -1:
ValueError: The truth value of an array with more than one element is
ambiguous. Use a.any() or a.all()
Nodes: tcc-2-0
Ideas?
--Molly
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