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generate_hfdata_hf3_631g.py
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generate_hfdata_hf3_631g.py
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#!/usr/bin/env python3
## vi: tabstop=4 shiftwidth=4 softtabstop=4 expandtab
## ---------------------------------------------------------------------
##
## Copyright (C) 2018 by the adcc authors
##
## This file is part of adcc.
##
## adcc is free software: you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published
## by the Free Software Foundation, either version 3 of the License, or
## (at your option) any later version.
##
## adcc is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with adcc. If not, see <http://www.gnu.org/licenses/>.
##
## ---------------------------------------------------------------------
import sys
from pyscf import gto, scf
from os.path import dirname, join
from geometry import xyz
sys.path.insert(0, join(dirname(__file__), "adcc-testdata"))
import adcctestdata as atd # noqa: E402
# Run SCF in pyscf and converge super-tight using an EDIIS
mol = gto.M(
atom=xyz["hf"],
basis='6-31G',
unit="Bohr",
spin=2, # =2S, ergo triplet
verbose=4
)
mf = scf.UHF(mol)
mf.diis = scf.EDIIS()
mf.conv_tol = 1e-14
mf.conv_tol_grad = 1e-12
mf.diis_space = 3
mf.max_cycle = 500
mf.kernel()
h5f = atd.dump_pyscf(mf, "hf3_631g_hfdata.hdf5")
h5f["reference_cases"] = str({
"gen": {},
"fc": {"frozen_core": 1},
"fv": {"frozen_virtual": 3},
})