stratum_retention_policy_evaluators

Functors to specify property policies should be parameterized for.

Classes

`MrcaUncertaintyAbsExactEvaluator`	Enacts exact absolute MRCA uncertainty parameterization requirement.
`MrcaUncertaintyAbsUpperBoundEvaluator`	Enacts absolute MRCA uncertainty bound parameterization requirement.
`MrcaUncertaintyRelExactEvaluator`	Enacts exact relative MRCA uncertainty parameterization requirement.
`MrcaUncertaintyRelUpperBoundEvaluator`	Enacts relative MRCA uncertainty bound parameterization requirement.
`NumStrataRetainedExactEvaluator`	Enacts exact space complexity parameterization requirement.
`NumStrataRetainedUpperBoundEvaluator`	Enacts space complexity bound parameterization requirement.

class MrcaUncertaintyAbsExactEvaluator

Enacts exact absolute MRCA uncertainty parameterization requirement.

__call__(policy_t: Type, parameter_value: int) → int[source]: Get exact absolute MRCA uncertainty under a specific parameter.

__init__(at_num_strata_deposited: int, at_rank: int | None = None, policy_param_focalizer: ~typing.Callable[[~typing.Type], ~typing.Callable[[int], ~hstrat.stratum_retention_strategy.stratum_retention_algorithms._detail._PolicyCouplerBase.PolicyCouplerBase]] = <function MrcaUncertaintyAbsExactEvaluator.<lambda>>) → None[source]

Initialize functor to evaluate exact absolute MRCA uncertainty.

Parameters

at_num_strata_depositedint: At what generation should we evaluate policy?
at_rankint, optional: At what column position should we evaluate policy? If None, use pessimal position.
policy_param_focalizercallable: Callable to create shim that constructs policy instance from parameter value. Default passes parameter value as sole argument to policy constructor.

__repr__() → str[source]: Return repr(self).

__str__() → str[source]: Return str(self).

class MrcaUncertaintyAbsUpperBoundEvaluator

Enacts absolute MRCA uncertainty bound parameterization requirement.

__call__(policy_t: Type, parameter_value: int) → int[source]: Get absolute MRCA uncertainty upper bound for a specific param.

__init__(at_num_strata_deposited: int, at_rank: int | None = None, policy_param_focalizer: ~typing.Callable[[~typing.Type], ~typing.Callable[[int], ~hstrat.stratum_retention_strategy.stratum_retention_algorithms._detail._PolicyCouplerBase.PolicyCouplerBase]] = <function MrcaUncertaintyAbsUpperBoundEvaluator.<lambda>>) → None[source]

Init functor to evaluate upper bound on absolute MRCA uncertainty.

Parameters

at_num_strata_depositedint: At what generation should we evaluate policy?
at_rankint, optional: At what column position should we evaluate policy? If None, use pessimal position.
policy_param_focalizercallable: Callable to create shim that constructs policy instance from parameter value. Default passes parameter value as sole argument to policy constructor.

__repr__() → str[source]: Return repr(self).

__str__() → str[source]: Return str(self).

class MrcaUncertaintyRelExactEvaluator

Enacts exact relative MRCA uncertainty parameterization requirement.

__call__(policy_t: Type, parameter_value: int) → float[source]: Get exact relative MRCA uncertainty under a specific parameter.

__init__(at_num_strata_deposited: int, at_rank: int | None = None, policy_param_focalizer: ~typing.Callable[[~typing.Type], ~typing.Callable[[int], ~hstrat.stratum_retention_strategy.stratum_retention_algorithms._detail._PolicyCouplerBase.PolicyCouplerBase]] = <function MrcaUncertaintyRelExactEvaluator.<lambda>>) → None[source]

Initialize functor to evaluate exact relative MRCA uncertainty.

Parameters

at_num_strata_depositedint: At what generation should we evaluate policy?
at_rankint, optional: At what column position should we evaluate policy? If None, use pessimal position.
policy_param_focalizercallable: Callable to create shim that constructs policy instance from parameter value. Default passes parameter value as sole argument to policy constructor.

__repr__() → str[source]: Return repr(self).

__str__() → str[source]: Return str(self).

class MrcaUncertaintyRelUpperBoundEvaluator

Enacts relative MRCA uncertainty bound parameterization requirement.

__call__(policy_t: Type, parameter_value: int) → float[source]: Get upper bound on relative MRCA uncertainty for particular param.

__init__(at_num_strata_deposited: int, at_rank: int | None = None, policy_param_focalizer: ~typing.Callable[[~typing.Type], ~typing.Callable[[int], ~hstrat.stratum_retention_strategy.stratum_retention_algorithms._detail._PolicyCouplerBase.PolicyCouplerBase]] = <function MrcaUncertaintyRelUpperBoundEvaluator.<lambda>>) → None[source]

Init functor to evaluate upper bound on relative MRCA uncertainty.

Parameters

at_num_strata_depositedint: At what generation should we evaluate policy?
at_rankint, optional: At what column position should we evaluate policy? If None, use pessimal position.
policy_param_focalizercallable: Callable to create shim that constructs policy instance from parameter value. Default passes parameter value as sole argument to policy constructor.

__repr__() → str[source]: Return repr(self).

__str__() → str[source]: Return str(self).

class NumStrataRetainedExactEvaluator

Enacts exact space complexity parameterization requirement.

__call__(policy_t: Type, parameter_value: int) → int[source]: Get exact num strata retained under a specific parameter.

__init__(at_num_strata_deposited: int, policy_param_focalizer: ~typing.Callable[[~typing.Type], ~typing.Callable[[int], ~hstrat.stratum_retention_strategy.stratum_retention_algorithms._detail._PolicyCouplerBase.PolicyCouplerBase]] = <function NumStrataRetainedExactEvaluator.<lambda>>) → None[source]

Initialize functor to evaluate exact num strata retained.

Parameters

at_num_strata_depositedint: At what generation should we evaluate policy?
policy_param_focalizercallable: Callable to create shim that constructs policy instance from parameter value. Default passes parameter value as sole argument to policy constructor.

__repr__() → str[source]: Return repr(self).

__str__() → str[source]: Return str(self).

class NumStrataRetainedUpperBoundEvaluator

Enacts space complexity bound parameterization requirement.

__call__(policy_t: Type, parameter_value: int) → int[source]: Get upper bound on num strata retained for specific parameter.

__init__(at_num_strata_deposited: int, policy_param_focalizer: ~typing.Callable[[~typing.Type], ~typing.Callable[[int], ~hstrat.stratum_retention_strategy.stratum_retention_algorithms._detail._PolicyCouplerBase.PolicyCouplerBase]] = <function NumStrataRetainedUpperBoundEvaluator.<lambda>>) → None[source]

Initialize functor to evaluate upper bound on num strata retained.

Parameters

at_num_strata_depositedint: At what generation should we evaluate policy?
policy_param_focalizercallable: Callable to create shim that constructs policy instance from parameter value. Default passes parameter value as sole argument to policy constructor.

__repr__() → str[source]: Return repr(self).

__str__() → str[source]: Return str(self).