Fix for canonicalize_() and cas_natorb_()
Fix for canonicalize_() and cas_natorb_()

sunqm/pyscf,sunqm/pyscf,sunqm/pyscf,gkc1000/pyscf,gkc1000/pyscf,gkc1000/pyscf,gkc1000/pyscf,gkc1000/pyscf,sunqm/pyscf