Using FLASH data in VisIt with Python

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assume this file is named visit_test.py

calling syntax:

> python -i visit_test.py myfilename

ipython > %run visit_test.py myfilename 

import sys
filename=sys.argv[1]
import visit
try:
    visit.Launch()
    visit.OpenComputeEngine('localhost')
except:
    pass
args = ('-assume_format', 'FLASH')
visit.OpenMDServer('localhost', args)
visit.OpenDatabase(filename)
visit.AddPlot('Pseudocolor', 'mesh_blockandlevel/vely')
p = visit.PseudocolorAttributes()
p.minFlag = 1
p.min = -2.e+6
p.maxFlag = 1
p.max = 2.e+6
p.colorTableName = 'hot'
visit.SetPlotOptions(p)
visit.DrawPlots()
visit.CloseComputeEngine('localhost')
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