old_contents: # -*- coding: utf-8 -*-
  """Generate some velocity widths through DLAs"""
  import randspectra as rs
  import sys
  import os.path as path
  
  snapnum=sys.argv[1]
  sim=sys.argv[2]
  #base="/n/hernquistfs1/mvogelsberger/projects/GFM/Production/Cosmo/Cosmo"+str(sim)+"_V6/L25n512/output/"
  #savedir="/n/home11/spb/scratch/Cosmo/Cosmo"+str(sim)+"_V6_512/snapdir_"+str(snapnum).rjust(3,'0')
  base=path.expanduser("~/data/Cosmo/Cosmo"+str(sim)+"_V6/L25n512")
  halo = rs.RandSpectra(snapnum, base)
  #halo.save_file()
  halo.get_observer_tau("Si",2, force_recompute=True)
  halo.get_col_density("H",1)
  #halo.get_tau("H",1,1)
  halo.get_col_density("Z",-1)
  halo.get_col_density("H",-1)
  halo.save_file()
  
  
new_contents: # -*- coding: utf-8 -*-
  """Generate some velocity widths through DLAs"""
  import gridspectra as gs
  import sys
  import os.path as path
  import numpy as np
  
  np.seterr(all='raise')
  
  snapnum=sys.argv[1]
  sim=sys.argv[2]
  #base="/n/hernquistfs1/mvogelsberger/projects/GFM/Production/Cosmo/Cosmo"+str(sim)+"_V6/L25n512/output/"
  #savedir="/n/home11/spb/scratch/Cosmo/Cosmo"+str(sim)+"_V6_512/snapdir_"+str(snapnum).rjust(3,'0')
  base=path.expanduser("~/data/Cosmo/Cosmo"+str(sim)+"_V6/L25n512/output")
  halo = gs.GridSpectra(snapnum, base, numlos=5000)
  halo.get_col_density("H",1)
  halo.get_observer_tau("Si",2)
  halo.get_tau("H",1,1)
  halo.get_col_density("Z",-1)
  halo.get_col_density("H",-1)
  halo.save_file()
  
  
subject: Update driver routine