Confounding¶ Confounding-robust OPE modules. ProximalBanditDataset dataclass ¶ Bandit dataset with proxy variables for proximal OPE. to_logged_dataset() ¶ Convert to a LoggedBanditDataset for standard OPE baselines. validate() ¶ Validate shapes and value ranges for proximal bandit data. ProximalBanditEstimator ¶ Simplified proximal OPE using linear bridge functions. ProximalConfig dataclass ¶ Configuration for proximal OPE. ProximalOPEEstimator ¶ Bases: OPEEstimator Proximal OPE estimator that returns an EstimatorReport.