from .feos import cubic BinaryRecord = cubic.BinaryRecord ChemicalRecord = cubic.ChemicalRecord Identifier = cubic.Identifier PengRobinsonParameters = cubic.PengRobinsonParameters PengRobinsonRecord = cubic.PengRobinsonRecord PureRecord = cubic.PureRecord __all__ = [ 'BinaryRecord', 'ChemicalRecord', 'Identifier', 'PengRobinsonParameters', 'PengRobinsonRecord', 'PureRecord', ]