"""Experimental utilities used in the original numerical studies.

These modules are **not** required for the core GRR ATE estimator.
Some of them depend on additional third-party libraries (e.g. scikit-learn,
matplotlib, statsmodels). Install with the extra ``grr[experiments]`` if you
want to run the research notebooks.
"""

from __future__ import annotations

__all__: list[str] = []
