Index

A

add_covariates() (surpyval.utils.surpyval_data.SurpyvalData method) AFTFitter (class in surpyval.univariate.regression.accelerated_failure_time.aft_fitter)

aic() (surpyval.univariate.parametric.parametric.Parametric method) aic_c() (surpyval.univariate.parametric.parametric.Parametric method)

B

band() (surpyval.univariate.nonparametric.nonparametric.NonParametric method) Beta4_ (class in surpyval.univariate.parametric.distributions.beta4)

bic() (surpyval.univariate.parametric.parametric.Parametric method) bootstrap_cb() (surpyval.univariate.nonparametric.nonparametric.NonParametric method)

C

cb() (surpyval.univariate.nonparametric.nonparametric.NonParametric method) (surpyval.univariate.parametric.parametric.Parametric method) cif() (surpyval.recurrent.parametric.parametric_recurrence.ParametricRecurrenceModel method) (surpyval.recurrent.regression.proportional_intensity.ProportionalIntensityModel method) coerce_xcnt_x() (in module surpyval.utils) count_terminated_simulation() (surpyval.recurrent.parametric.parametric_recurrence.ParametricRecurrenceModel method) (surpyval.recurrent.regression.proportional_intensity.ProportionalIntensityModel method) count_terminated_simulation_data() (surpyval.recurrent.parametric.parametric_recurrence.ParametricRecurrenceModel method) (surpyval.recurrent.regression.proportional_intensity.ProportionalIntensityModel method) covariance() (surpyval.recurrent.parametric.parametric_recurrence.ParametricRecurrenceModel method) (surpyval.recurrent.regression.proportional_intensity.ProportionalIntensityModel method) CoxLewis_ (in module surpyval.recurrent.parametric.cox_lewis) CoxPH_ (class in surpyval.univariate.regression.proportional_hazards.cox_ph)

create() (surpyval.univariate.regression.proportional_hazards.proportional_hazards_fitter.ProportionalHazardsFitter static method) CrowAMSAA_ (in module surpyval.recurrent.parametric.crow_amsaa) cs() (surpyval.univariate.parametric.distributions.beta4.Beta4_ method) (surpyval.univariate.parametric.distributions.expo_weibull.ExpoWeibull_ method) (surpyval.univariate.parametric.distributions.exponential.Exponential_ method) (surpyval.univariate.parametric.distributions.gamma.Gamma_ method) (surpyval.univariate.parametric.distributions.loglogistic.LogLogistic_ method) (surpyval.univariate.parametric.distributions.lognormal.LogNormal_ method) (surpyval.univariate.parametric.distributions.normal.Normal_ method) (surpyval.univariate.parametric.distributions.uniform.Uniform_ method) (surpyval.univariate.parametric.distributions.weibull.Weibull_ method) (surpyval.univariate.parametric.mixture_model.MixtureModel method) (surpyval.univariate.parametric.parametric.Parametric method) CustomDistribution (class in surpyval.univariate.parametric.distributions.custom_distribution)

D

df() (surpyval.univariate.nonparametric.nonparametric.NonParametric method) (surpyval.univariate.parametric.distributions.beta4.Beta4_ method) (surpyval.univariate.parametric.distributions.expo_weibull.ExpoWeibull_ method) (surpyval.univariate.parametric.distributions.exponential.Exponential_ method) (surpyval.univariate.parametric.distributions.gamma.Gamma_ method) (surpyval.univariate.parametric.distributions.gumbel.Gumbel_ method) (surpyval.univariate.parametric.distributions.logistic.Logistic_ method) (surpyval.univariate.parametric.distributions.loglogistic.LogLogistic_ method) (surpyval.univariate.parametric.distributions.lognormal.LogNormal_ method) (surpyval.univariate.parametric.distributions.normal.Normal_ method) (surpyval.univariate.parametric.distributions.uniform.Uniform_ method) (surpyval.univariate.parametric.distributions.weibull.Weibull_ method) (surpyval.univariate.parametric.mixture_model.MixtureModel method) (surpyval.univariate.parametric.parametric.Parametric method)

Duane_ (in module surpyval.recurrent.parametric.duane)

E

entropy() (surpyval.univariate.parametric.distributions.beta4.Beta4_ method) (surpyval.univariate.parametric.distributions.expo_weibull.ExpoWeibull_ method) (surpyval.univariate.parametric.distributions.exponential.Exponential_ method) (surpyval.univariate.parametric.distributions.gamma.Gamma_ method) (surpyval.univariate.parametric.distributions.gumbel.Gumbel_ method) (surpyval.univariate.parametric.distributions.logistic.Logistic_ method) (surpyval.univariate.parametric.distributions.loglogistic.LogLogistic_ method) (surpyval.univariate.parametric.distributions.lognormal.LogNormal_ method) (surpyval.univariate.parametric.distributions.normal.Normal_ method) (surpyval.univariate.parametric.distributions.uniform.Uniform_ method) (surpyval.univariate.parametric.parametric.Parametric method)

event_types (surpyval.utils.recurrent_event_data.RecurrentEventData property) Exponential_ (class in surpyval.univariate.parametric.distributions.exponential) ExpoWeibull_ (class in surpyval.univariate.parametric.distributions.expo_weibull)

F

ff() (surpyval.univariate.nonparametric.nonparametric.NonParametric method) (surpyval.univariate.parametric.distributions.beta4.Beta4_ method) (surpyval.univariate.parametric.distributions.expo_weibull.ExpoWeibull_ method) (surpyval.univariate.parametric.distributions.exponential.Exponential_ method) (surpyval.univariate.parametric.distributions.gamma.Gamma_ method) (surpyval.univariate.parametric.distributions.gumbel.Gumbel_ method) (surpyval.univariate.parametric.distributions.logistic.Logistic_ method) (surpyval.univariate.parametric.distributions.loglogistic.LogLogistic_ method) (surpyval.univariate.parametric.distributions.lognormal.LogNormal_ method) (surpyval.univariate.parametric.distributions.normal.Normal_ method) (surpyval.univariate.parametric.distributions.uniform.Uniform_ method) (surpyval.univariate.parametric.distributions.weibull.Weibull_ method) (surpyval.univariate.parametric.mixture_model.MixtureModel method) (surpyval.univariate.parametric.parametric.Parametric method) fit() (surpyval.univariate.nonparametric.fleming_harrington.FlemingHarrington_ method) (surpyval.univariate.nonparametric.kaplan_meier.KaplanMeier_ method) (surpyval.univariate.nonparametric.nelson_aalen.NelsonAalen_ method) (surpyval.univariate.nonparametric.turnbull.Turnbull_ method) (surpyval.univariate.parametric.distributions.beta4.Beta4_ method) (surpyval.univariate.parametric.distributions.custom_distribution.CustomDistribution method) (surpyval.univariate.parametric.distributions.expo_weibull.ExpoWeibull_ method) (surpyval.univariate.parametric.distributions.exponential.Exponential_ method) (surpyval.univariate.parametric.distributions.gamma.Gamma_ method) (surpyval.univariate.parametric.distributions.gumbel.Gumbel_ method) (surpyval.univariate.parametric.distributions.logistic.Logistic_ method) (surpyval.univariate.parametric.distributions.loglogistic.LogLogistic_ method) (surpyval.univariate.parametric.distributions.lognormal.LogNormal_ method) (surpyval.univariate.parametric.distributions.normal.Normal_ method) (surpyval.univariate.parametric.distributions.uniform.Uniform_ method) (surpyval.univariate.parametric.distributions.weibull.Weibull_ method) (surpyval.univariate.parametric.mixture_model.MixtureModel method) (surpyval.univariate.regression.proportional_hazards.cox_ph.CoxPH_ method) (surpyval.univariate.regression.proportional_hazards.proportional_hazards_fitter.ProportionalHazardsFitter method) fit_from_df() (surpyval.univariate.parametric.distributions.beta4.Beta4_ method) (surpyval.univariate.parametric.distributions.custom_distribution.CustomDistribution method) (surpyval.univariate.parametric.distributions.expo_weibull.ExpoWeibull_ method) (surpyval.univariate.parametric.distributions.exponential.Exponential_ method) (surpyval.univariate.parametric.distributions.gamma.Gamma_ method) (surpyval.univariate.parametric.distributions.gumbel.Gumbel_ method) (surpyval.univariate.parametric.distributions.logistic.Logistic_ method) (surpyval.univariate.parametric.distributions.loglogistic.LogLogistic_ method) (surpyval.univariate.parametric.distributions.lognormal.LogNormal_ method) (surpyval.univariate.parametric.distributions.normal.Normal_ method) (surpyval.univariate.parametric.distributions.uniform.Uniform_ method) (surpyval.univariate.parametric.distributions.weibull.Weibull_ method) (surpyval.univariate.regression.accelerated_failure_time.aft_fitter.AFTFitter method) (surpyval.univariate.regression.accelerated_life.parameter_substitution.ParameterSubstitutionFitter method) (surpyval.univariate.regression.proportional_hazards.cox_ph.CoxPH_ method) (surpyval.univariate.regression.proportional_hazards.proportional_hazards_fitter.ProportionalHazardsFitter method) (surpyval.univariate.regression.proportional_odds.proportional_odds_fitter.ProportionalOddsFitter method)

fit_from_surpyval_data() (surpyval.univariate.parametric.distributions.beta4.Beta4_ method) (surpyval.univariate.parametric.distributions.custom_distribution.CustomDistribution method) (surpyval.univariate.parametric.distributions.expo_weibull.ExpoWeibull_ method) (surpyval.univariate.parametric.distributions.exponential.Exponential_ method) (surpyval.univariate.parametric.distributions.gamma.Gamma_ method) (surpyval.univariate.parametric.distributions.gumbel.Gumbel_ method) (surpyval.univariate.parametric.distributions.logistic.Logistic_ method) (surpyval.univariate.parametric.distributions.loglogistic.LogLogistic_ method) (surpyval.univariate.parametric.distributions.lognormal.LogNormal_ method) (surpyval.univariate.parametric.distributions.normal.Normal_ method) (surpyval.univariate.parametric.distributions.uniform.Uniform_ method) (surpyval.univariate.parametric.distributions.weibull.Weibull_ method) FlemingHarrington_ (class in surpyval.univariate.nonparametric.fleming_harrington) format_truncation() (in module surpyval.utils) from_json() (surpyval.utils.surpyval_data.SurpyvalData class method) from_params() (surpyval.univariate.parametric.distributions.beta4.Beta4_ method) (surpyval.univariate.parametric.distributions.custom_distribution.CustomDistribution method) (surpyval.univariate.parametric.distributions.expo_weibull.ExpoWeibull_ method) (surpyval.univariate.parametric.distributions.exponential.Exponential_ method) (surpyval.univariate.parametric.distributions.gamma.Gamma_ method) (surpyval.univariate.parametric.distributions.gumbel.Gumbel_ method) (surpyval.univariate.parametric.distributions.logistic.Logistic_ method) (surpyval.univariate.parametric.distributions.loglogistic.LogLogistic_ method) (surpyval.univariate.parametric.distributions.lognormal.LogNormal_ method) (surpyval.univariate.parametric.distributions.normal.Normal_ method) (surpyval.univariate.parametric.distributions.uniform.Uniform_ method) (surpyval.univariate.parametric.distributions.weibull.Weibull_ method) from_xrd() (surpyval.univariate.nonparametric.fleming_harrington.FlemingHarrington_ method) (surpyval.univariate.nonparametric.kaplan_meier.KaplanMeier_ method) (surpyval.univariate.nonparametric.nelson_aalen.NelsonAalen_ method) (surpyval.univariate.nonparametric.turnbull.Turnbull_ method) fs_to_xrd() (in module surpyval.utils) fsli_handler() (in module surpyval.utils) fsli_to_xcnt() (in module surpyval.utils)

G

Gamma_ (class in surpyval.univariate.parametric.distributions.gamma) GeneralizedOneRenewal (in module surpyval.recurrent.renewal.generalized_one_renewal) GeneralizedRenewal (in module surpyval.recurrent.renewal.generalized_renewal) get_events_for_item() (surpyval.utils.recurrent_event_data.RecurrentEventData method) get_interarrival_times() (surpyval.utils.recurrent_event_data.RecurrentEventData method)

get_plot_data() (surpyval.univariate.parametric.parametric.Parametric method) get_previous_x() (surpyval.utils.recurrent_event_data.RecurrentEventData method) get_right_truncation_close() (surpyval.utils.recurrent_event_data.RecurrentEventData method) get_times_to_first_events() (surpyval.utils.recurrent_event_data.RecurrentEventData method) Gumbel_ (class in surpyval.univariate.parametric.distributions.gumbel)

H

Hf() (surpyval.univariate.nonparametric.nonparametric.NonParametric method) hf() (surpyval.univariate.nonparametric.nonparametric.NonParametric method) Hf() (surpyval.univariate.parametric.distributions.beta4.Beta4_ method) hf() (surpyval.univariate.parametric.distributions.beta4.Beta4_ method) Hf() (surpyval.univariate.parametric.distributions.expo_weibull.ExpoWeibull_ method) hf() (surpyval.univariate.parametric.distributions.expo_weibull.ExpoWeibull_ method) Hf() (surpyval.univariate.parametric.distributions.exponential.Exponential_ method) hf() (surpyval.univariate.parametric.distributions.exponential.Exponential_ method) Hf() (surpyval.univariate.parametric.distributions.gamma.Gamma_ method) hf() (surpyval.univariate.parametric.distributions.gamma.Gamma_ method) Hf() (surpyval.univariate.parametric.distributions.gumbel.Gumbel_ method) hf() (surpyval.univariate.parametric.distributions.gumbel.Gumbel_ method) Hf() (surpyval.univariate.parametric.distributions.logistic.Logistic_ method)

hf() (surpyval.univariate.parametric.distributions.logistic.Logistic_ method) Hf() (surpyval.univariate.parametric.distributions.loglogistic.LogLogistic_ method) hf() (surpyval.univariate.parametric.distributions.loglogistic.LogLogistic_ method) Hf() (surpyval.univariate.parametric.distributions.lognormal.LogNormal_ method) hf() (surpyval.univariate.parametric.distributions.lognormal.LogNormal_ method) Hf() (surpyval.univariate.parametric.distributions.normal.Normal_ method) hf() (surpyval.univariate.parametric.distributions.normal.Normal_ method) Hf() (surpyval.univariate.parametric.distributions.uniform.Uniform_ method) hf() (surpyval.univariate.parametric.distributions.uniform.Uniform_ method) Hf() (surpyval.univariate.parametric.distributions.weibull.Weibull_ method) hf() (surpyval.univariate.parametric.distributions.weibull.Weibull_ method) Hf() (surpyval.univariate.parametric.parametric.Parametric method) hf() (surpyval.univariate.parametric.parametric.Parametric method) HPP (in module surpyval.recurrent.parametric.hpp)

I

iif() (surpyval.recurrent.parametric.parametric_recurrence.ParametricRecurrenceModel method) (surpyval.recurrent.regression.proportional_intensity.ProportionalIntensityModel method)

K

KaplanMeier_ (class in surpyval.univariate.nonparametric.kaplan_meier)

L

LifeModel (class in surpyval.univariate.regression.accelerated_life.lifemodel) load_bearing_failures() (in module surpyval.datasets) load_bofors_steel() (in module surpyval.datasets) load_boston_housing() (in module surpyval.datasets) load_g1_kaminskiy_krivtsov() (in module surpyval.datasets) load_heart_transplants() (in module surpyval.datasets) load_lung() (in module surpyval.datasets) load_meeker_lfp() (in module surpyval.datasets)

load_mettas_and_zhao() (in module surpyval.datasets) load_rossi_static() (in module surpyval.datasets) load_rossi_time_varying() (in module surpyval.datasets) load_sae() (in module surpyval.datasets) load_tires_data() (in module surpyval.datasets) log_df() (surpyval.univariate.parametric.distributions.gamma.Gamma_ method) Logistic_ (class in surpyval.univariate.parametric.distributions.logistic) LogLogistic_ (class in surpyval.univariate.parametric.distributions.loglogistic) LogNormal_ (class in surpyval.univariate.parametric.distributions.lognormal)

M

mcf() (surpyval.recurrent.parametric.parametric_recurrence.ParametricRecurrenceModel method) (surpyval.recurrent.regression.proportional_intensity.ProportionalIntensityModel method) mean() (surpyval.univariate.nonparametric.nonparametric.NonParametric method) (surpyval.univariate.parametric.distributions.beta4.Beta4_ method) (surpyval.univariate.parametric.distributions.exponential.Exponential_ method) (surpyval.univariate.parametric.distributions.gamma.Gamma_ method) (surpyval.univariate.parametric.distributions.gumbel.Gumbel_ method) (surpyval.univariate.parametric.distributions.logistic.Logistic_ method) (surpyval.univariate.parametric.distributions.loglogistic.LogLogistic_ method) (surpyval.univariate.parametric.distributions.lognormal.LogNormal_ method) (surpyval.univariate.parametric.distributions.normal.Normal_ method) (surpyval.univariate.parametric.distributions.uniform.Uniform_ method) (surpyval.univariate.parametric.distributions.weibull.Weibull_ method) (surpyval.univariate.parametric.parametric.Parametric method) mean_cb() (surpyval.univariate.nonparametric.nonparametric.NonParametric method)

median (surpyval.univariate.nonparametric.nonparametric.NonParametric property) MixtureModel (class in surpyval.univariate.parametric.mixture_model) module surpyval.datasets surpyval.univariate.nonparametric.plotting_positions surpyval.univariate.nonparametric.success_run surpyval.univariate.parametric.mixture_model surpyval.utils moment() (surpyval.univariate.parametric.distributions.beta4.Beta4_ method) (surpyval.univariate.parametric.distributions.exponential.Exponential_ method) (surpyval.univariate.parametric.distributions.gamma.Gamma_ method) (surpyval.univariate.parametric.distributions.lognormal.LogNormal_ method) (surpyval.univariate.parametric.distributions.normal.Normal_ method) (surpyval.univariate.parametric.distributions.uniform.Uniform_ method) (surpyval.univariate.parametric.distributions.weibull.Weibull_ method) (surpyval.univariate.parametric.parametric.Parametric method)

N

neg_ll() (surpyval.univariate.parametric.parametric.Parametric method) NelsonAalen_ (class in surpyval.univariate.nonparametric.nelson_aalen)

NonParametric (class in surpyval.univariate.nonparametric.nonparametric) Normal_ (class in surpyval.univariate.parametric.distributions.normal)

P

param_cb() (surpyval.univariate.parametric.parametric.Parametric method) ParameterSubstitutionFitter (class in surpyval.univariate.regression.accelerated_life.parameter_substitution) Parametric (class in surpyval.univariate.parametric.parametric) ParametricRecurrenceModel (class in surpyval.recurrent.parametric.parametric_recurrence) plot() (surpyval.recurrent.parametric.parametric_recurrence.ParametricRecurrenceModel method) (surpyval.recurrent.regression.proportional_intensity.ProportionalIntensityModel method) (surpyval.univariate.nonparametric.nonparametric.NonParametric method) (surpyval.univariate.parametric.mixture_model.MixtureModel method) (surpyval.univariate.parametric.parametric.Parametric method)

plotting_positions() (in module surpyval.univariate.nonparametric.plotting_positions) ProportionalHazardsFitter (class in surpyval.univariate.regression.proportional_hazards.proportional_hazards_fitter) ProportionalIntensityHPP (in module surpyval.recurrent.regression.hpp_proportional_intensity) ProportionalIntensityModel (class in surpyval.recurrent.regression.proportional_intensity) ProportionalIntensityNHPP (in module surpyval.recurrent.regression.nhpp_proportional_intensity) ProportionalOddsFitter (class in surpyval.univariate.regression.proportional_odds.proportional_odds_fitter)

Q

qf() (surpyval.univariate.nonparametric.nonparametric.NonParametric method) (surpyval.univariate.parametric.distributions.beta4.Beta4_ method) (surpyval.univariate.parametric.distributions.expo_weibull.ExpoWeibull_ method) (surpyval.univariate.parametric.distributions.exponential.Exponential_ method) (surpyval.univariate.parametric.distributions.gamma.Gamma_ method) (surpyval.univariate.parametric.distributions.gumbel.Gumbel_ method) (surpyval.univariate.parametric.distributions.logistic.Logistic_ method) (surpyval.univariate.parametric.distributions.loglogistic.LogLogistic_ method) (surpyval.univariate.parametric.distributions.lognormal.LogNormal_ method) (surpyval.univariate.parametric.distributions.normal.Normal_ method) (surpyval.univariate.parametric.distributions.uniform.Uniform_ method) (surpyval.univariate.parametric.distributions.weibull.Weibull_ method) (surpyval.univariate.parametric.parametric.Parametric method)

quantile_cb() (surpyval.univariate.nonparametric.nonparametric.NonParametric method)

R

random() (surpyval.univariate.nonparametric.nonparametric.NonParametric method) (surpyval.univariate.parametric.distributions.beta4.Beta4_ method) (surpyval.univariate.parametric.distributions.custom_distribution.CustomDistribution method) (surpyval.univariate.parametric.distributions.expo_weibull.ExpoWeibull_ method) (surpyval.univariate.parametric.distributions.exponential.Exponential_ method) (surpyval.univariate.parametric.distributions.gamma.Gamma_ method) (surpyval.univariate.parametric.distributions.gumbel.Gumbel_ method) (surpyval.univariate.parametric.distributions.logistic.Logistic_ method) (surpyval.univariate.parametric.distributions.loglogistic.LogLogistic_ method) (surpyval.univariate.parametric.distributions.lognormal.LogNormal_ method) (surpyval.univariate.parametric.distributions.normal.Normal_ method) (surpyval.univariate.parametric.distributions.uniform.Uniform_ method) (surpyval.univariate.parametric.distributions.weibull.Weibull_ method) (surpyval.univariate.parametric.parametric.Parametric method)

RecurrentEventData (class in surpyval.utils.recurrent_event_data)

S

sf() (surpyval.univariate.nonparametric.nonparametric.NonParametric method) (surpyval.univariate.parametric.distributions.beta4.Beta4_ method) (surpyval.univariate.parametric.distributions.expo_weibull.ExpoWeibull_ method) (surpyval.univariate.parametric.distributions.exponential.Exponential_ method) (surpyval.univariate.parametric.distributions.gamma.Gamma_ method) (surpyval.univariate.parametric.distributions.gumbel.Gumbel_ method) (surpyval.univariate.parametric.distributions.logistic.Logistic_ method) (surpyval.univariate.parametric.distributions.loglogistic.LogLogistic_ method) (surpyval.univariate.parametric.distributions.lognormal.LogNormal_ method) (surpyval.univariate.parametric.distributions.normal.Normal_ method) (surpyval.univariate.parametric.distributions.uniform.Uniform_ method) (surpyval.univariate.parametric.distributions.weibull.Weibull_ method) (surpyval.univariate.parametric.mixture_model.MixtureModel method) (surpyval.univariate.parametric.parametric.Parametric method)

smoothed_hf() (surpyval.univariate.nonparametric.nonparametric.NonParametric method) standard_errors() (surpyval.recurrent.parametric.parametric_recurrence.ParametricRecurrenceModel method) (surpyval.recurrent.regression.proportional_intensity.ProportionalIntensityModel method) success_run() (in module surpyval.univariate.nonparametric.success_run) surpyval.datasets module surpyval.univariate.nonparametric.plotting_positions module surpyval.univariate.nonparametric.success_run module surpyval.univariate.parametric.mixture_model module surpyval.utils module SurpyvalData (class in surpyval.utils.surpyval_data)

T

time_terminated_simulation() (surpyval.recurrent.parametric.parametric_recurrence.ParametricRecurrenceModel method) (surpyval.recurrent.regression.proportional_intensity.ProportionalIntensityModel method) time_terminated_simulation_data() (surpyval.recurrent.parametric.parametric_recurrence.ParametricRecurrenceModel method) (surpyval.recurrent.regression.proportional_intensity.ProportionalIntensityModel method)

to_cause_specific_xrd() (surpyval.utils.recurrent_event_data.RecurrentEventData method) to_json() (surpyval.utils.surpyval_data.SurpyvalData method) to_xrd() (surpyval.utils.recurrent_event_data.RecurrentEventData method) (surpyval.utils.surpyval_data.SurpyvalData method) Turnbull_ (class in surpyval.univariate.nonparametric.turnbull)

U

Uniform_ (class in surpyval.univariate.parametric.distributions.uniform)

V

validate_float_array() (in module surpyval.utils)

var() (surpyval.univariate.parametric.parametric.Parametric method)

W

Weibull_ (class in surpyval.univariate.parametric.distributions.weibull)

X

xcn_to_fsl() (in module surpyval.utils) xcnt_handler() (in module surpyval.utils)

xcnt_to_xrd() (in module surpyval.utils) xrd_handler() (in module surpyval.utils) xrd_to_xcnt() (in module surpyval.utils)

Z

Z (surpyval.utils.recurrent_event_data.RecurrentEventData attribute)