cosmotool/python_sample/icgen/gen_ic_from_borg.py

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import pyfftw
import numpy as np
import cosmotool as ct
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import borgicgen as bic
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import pickle
with file("wisdom") as f:
pyfftw.import_wisdom(pickle.load(f))
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cosmo={'omega_M_0':0.3175, 'h':0.6711}
cosmo['omega_lambda_0']=1-cosmo['omega_M_0']
cosmo['omega_k_0'] = 0
cosmo['omega_B_0']=0.049
cosmo['SIGMA8']=0.8344
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cosmo['ns']=0.9624
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supergen=4
zstart=99
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astart=1/(1.+zstart)
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halfPixelShift=False
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zero_fill=False
if __name__=="__main__":
bic.write_icfiles(*bic.run_generation("initial_density_1872.dat", 0.001, astart, cosmo, supersample=1, shiftPixel=halfPixelShift, do_lpt2=False, supergenerate=supergen), supergenerate=1, zero_fill=zero_fill)