libint2_configuration

psi4.driver.libint2_configuration()

Returns information on integral classes, derivatives, and AM from currently linked Libint2.

Return type:

Dict[str, List[int]]

Returns:

• Dictionary of integrals classes with values an array of max angular momentum per derivative level.

• Usual configuration returns – {‘eri’: [5, 4, 3], ‘eri2’: [6, 5, 4], ‘eri3’: [6, 5, 4], ‘onebody’: [6, 5, 4]}