openff.bespokefit.schema.data.QCTaskSpec openff.bespokefit.schema.data.QCTaskSpec alias of TypeVar(‘QCTaskSpec’, openff.bespokefit.schema.tasks.HessianTaskSpec, openff.bespokefit.schema.tasks.OptimizationTaskSpec, openff.bespokefit.schema.tasks.Torsion1DTaskSpec)