misc:tips
目次
Tips and Chips
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Error Handling
- Use_https:Security Token did not match. Possible CSRF attack.
- httpsを使え!
From NetCDF to XYZ
Mon, 09 Nov 2009 13:06:28 +0000
#!/usr/bin/env python
import os
import tempfile
from optparse import OptionParser
from Dacapo import Dacapo
from ASE.Trajectories.NetCDFTrajectory import NetCDFTrajectory
from ASE.IO.xyz import WriteXYZ
cmd = OptionParser(usage = '%prog [-r R1 R2 R3] input_nc_file output_xyz_file')
cmd.add_option('-r', '--repeat', type = 'int', nargs = 3,
help = 'Repeat R1, R2, R3 times along the three axes',
metavar = 'R1 R2 R3')
(opt, argv) = cmd.parse_args()
if len(argv) != 2:
cmd.print_help()
raise SystemExit
ncfile = argv[0]
xyzfile = argv[1]
try:
model = Dacapo.ReadAtoms(ncfile, index = 1)
trajectory = True
except IndexError:
trajectory = False
if not trajectory:
model = Dacapo.ReadAtoms(ncfile)
WriteXYZ(xyzfile, atoms = model, repeat = opt.repeat, id = ncfile)
else:
model = Dacapo.ReadAtoms(ncfile, index = 0)
model.SetCalculator(None)
tmpfile = tempfile.mktemp()
xyzpath = NetCDFTrajectory(tmpfile, model)
xyzpath.Update()
frame = 0
error = False
while not error:
frame += 1
try:
atoms = Dacapo.ReadAtoms(ncfile, index = frame)
model.SetCartesianPositions(atoms.GetCartesianPositions())
xyzpath.Update()
except IndexError:
error = True
xyzpath.Close()
xyzpath = NetCDFTrajectory(tmpfile)
WriteXYZ(xyzfile, trajectory = xyzpath, repeat = opt.repeat, id = ncfile)
os.remove(tmpfile)
From NetCDF to DOS
Tue, 10 Nov 2009 13:51:22 +0000
#!/usr/bin/env python from optparse import OptionParser
from Dacapo import Dacapo from ASE.Utilities.DOS import DOS
cmd = OptionParser(usage = '%prog [-r] input_nc_file output_text_file')
cmd.add_option('-r', '--reverse', action = "store_true", default = False,
help = 'reverse out put for minor spin states')
(opt, argv) = cmd.parse_args()
if len(argv) != 2:
cmd.print_help()
raise SystemExit
ncfile = argv[0]
textfile = argv[1]
sfmt0 = '%-15s %-15s\n'
sfmt1 = '%-15s %-15s %-15s %-15s\n'
efmt0 = '%15.7E %15.7E\n'
efmt1 = '%15.7E %15.7E %15.7E %15.7E\n'
atoms = Dacapo.ReadAtoms(ncfile)
calc = atoms.GetCalculator()
isSpinPolarized = calc.GetSpinPolarized()
dos = DOS(calc)
x0 = dos.GetEnergies()
if isSpinPolarized:
y0 = dos.GetDOS(0)
y1 = dos.GetDOS(1)
fp = open(textfile, 'w')
if opt.reverse:
fp.write(sfmt1 % ('Energy', 'DOS0', 'DOS1', 'DIFF'))
else:
fp.write(sfmt1 % ('Energy', 'DOS0', 'DOS1', 'TOTAL'))
for i in range(len(x0)):
if opt.reverse:
fp.write(efmt1 % (x0[i], y0[i], -y1[i], y0[i] - y1[i]))
else:
fp.write(efmt1 % (x0[i], y0[i], y1[i], y0[i] + y1[i]))
fp.close()
else:
y0 = dos.GetDOS(0)
fp = open(textfile, 'w')
fp.write(sfmt0 % ('Energy', 'DOS'))
for i in range(len(x0)):
fp.write(efmt0 % (x0[i], y0[i]))
fp.close()
From NetCDF to CUBE (1)
Tue, 10 Nov 2009 13:55:13 +0000
Total density of states
#!/usr/bin/env python import string from math import log10 from optparse import OptionParser from Dacapo import Dacapo from ASE.IO.Cube import WriteCube cmd = OptionParser(usage = '%prog input_nc_file output_cube_file') (opt, argv) = cmd.parse_args() if len(argv) != 2: cmd.print_help() raise SystemExit ncfile = argv[0] cubefile = argv[1] basename = string.split(cubefile, '.cube') model = Dacapo.ReadAtoms(ncfile) calculator = model.GetCalculator() if not calculator.GetSpinPolarized(): filename_total= basename[0] + '.cube' else: filename_total= basename[0] + '_total.cube' filename_diff= basename[0] + '_diff.cube' filename_spin0= basename[0] + '_spin0.cube' filename_spin1= basename[0] + '_spin1.cube' density0 = calculator.GetDensityArray(spin = 0) density1 = calculator.GetDensityArray(spin = 1) WriteCube(model, density0, filename_spin0) WriteCube(model, density1, filename_spin1) diff = density1 - density0 WriteCube(model, diff, filename_diff) density = calculator.GetDensityArray() WriteCube(model, density, filename_total)
misc/tips.txt · 最終更新: by kimi