old_contents: from pyquante2.basis.basisset import basisset
  from pyquante2.basis.cgbf import cgbf
  from pyquante2.basis.pgbf import pgbf
  from pyquante2.geo.molecule import molecule
  from pyquante2.geo.samples import *
  from pyquante2.graphics.vtkplot import vtk_orbs
  from pyquante2.grid.grid import grid
  from pyquante2.ints.one import S,T,V
  from pyquante2.pt.mp2 import mp2
  from pyquante2.cc.ccsd import ccsd
  from pyquante2.scf.hamiltonians import rhf, uhf, rohf
  
  try:
      import matplotlib
      from pyquante2.graphics.lineplot import lineplot_orbs,line
      from pyquante2.graphics.contourplot import contourplot
  except:
      pass
  
new_contents: from pyquante2.basis.basisset import basisset
  from pyquante2.basis.cgbf import cgbf
  from pyquante2.basis.pgbf import pgbf
  from pyquante2.geo.molecule import molecule
  from pyquante2.geo.samples import *
  from pyquante2.graphics.vtkplot import vtk_orbs
  from pyquante2.grid.grid import grid
  from pyquante2.ints.one import S,T,V
  from pyquante2.pt.mp2 import mp2
  from pyquante2.cc.ccsd import ccsd
  from pyquante2.scf.hamiltonians import rhf, uhf, rohf, cuhf
  
  try:
      import matplotlib
      from pyquante2.graphics.lineplot import lineplot_orbs,line
      from pyquante2.graphics.contourplot import contourplot
  except:
      pass
  
subject: add cuhf