@abstractmethod
    def _set_oob_score(self, X, y):
Tries to extract transforms and lookup from given lhs.
dataset/ETHPy150Open scikit-learn/scikit-learn/sklearn/ensemble/forest.py/BaseForest._set_oob_score--crossover with--dataset/ETHPy150Open django/django/django/db/models/sql/query.py/Query.build_lookup