--- a
+++ b/catenets/datasets/__init__.py
@@ -0,0 +1,36 @@
+# stdlib
+import os
+from pathlib import Path
+from typing import Any, Tuple
+
+from . import dataset_acic2016, dataset_ihdp, dataset_twins
+
+DATA_PATH = Path(os.path.dirname(__file__)) / Path("data")
+
+try:
+    os.mkdir(DATA_PATH)
+except BaseException:
+    pass
+
+
+def load(dataset: str, *args: Any, **kwargs: Any) -> Tuple:
+    """
+    Input:
+        dataset: the name of the dataset to load
+    Outputs:
+        - Train_X, Test_X: Train and Test features
+        - Train_Y: Observable outcomes
+        - Train_T: Assigned treatment
+        - Test_Y: Potential outcomes.
+    """
+    if dataset == "twins":
+        return dataset_twins.load(DATA_PATH, *args, **kwargs)
+    if dataset == "ihdp":
+        return dataset_ihdp.load(DATA_PATH, *args, **kwargs)
+    if dataset == "acic2016":
+        return dataset_acic2016.load(DATA_PATH, *args, **kwargs)
+    else:
+        raise Exception("Unsupported dataset")
+
+
+__all__ = ["dataset_ihdp", "dataset_twins", "dataset_acic2016", "load"]