Use absolute imports

dte_adj/__init__.py

@@ -1,14 +1,17 @@
 # Import estimator classes from separate modules
-from .base import DistributionEstimatorBase
-from .simple import SimpleDistributionEstimator, AdjustedDistributionEstimator
-from .stratified import (
+from dte_adj.base import DistributionEstimatorBase
+from dte_adj.simple import SimpleDistributionEstimator, AdjustedDistributionEstimator
+from dte_adj.stratified import (
     SimpleStratifiedDistributionEstimator,
     AdjustedStratifiedDistributionEstimator,
 )
-from .local import SimpleLocalDistributionEstimator, AdjustedLocalDistributionEstimator
+from dte_adj.local import (
+    SimpleLocalDistributionEstimator,
+    AdjustedLocalDistributionEstimator,
+)
 
 # Import utility functions
-from .util import compute_confidence_intervals, compute_ldte, compute_lpte
+from dte_adj.util import compute_confidence_intervals, compute_ldte, compute_lpte
 
 __all__ = [
     "DistributionEstimatorBase",

dte_adj/local.py

@@ -1,10 +1,10 @@
 import numpy as np
 from typing import Tuple
-from .stratified import (
+from dte_adj.stratified import (
     SimpleStratifiedDistributionEstimator,
     AdjustedStratifiedDistributionEstimator,
 )
-from .util import compute_ldte, compute_lpte
+from dte_adj.util import compute_ldte, compute_lpte
 
 
 class SimpleLocalDistributionEstimator(SimpleStratifiedDistributionEstimator):

dte_adj/simple.py

@@ -1,5 +1,5 @@
 import numpy as np
-from .stratified import (
+from dte_adj.stratified import (
     SimpleStratifiedDistributionEstimator,
     AdjustedStratifiedDistributionEstimator,
 )

dte_adj/stratified.py

@@ -1,7 +1,7 @@
 import numpy as np
 from typing import Tuple, Any
 from copy import deepcopy
-from .base import DistributionEstimatorBase
+from dte_adj.base import DistributionEstimatorBase
 
 
 class SimpleStratifiedDistributionEstimator(DistributionEstimatorBase):

pyproject.toml

@@ -49,3 +49,11 @@ dev-dependencies = [
   "scikit-learn>=1.5,<1.8",
   "pre-commit>=4.0.1,<4.4.0"
 ]
+
+[tool.ruff.lint]
+# TID252: Ban relative imports - enforce absolute imports for internal modules
+select = ["TID252"]
+
+[tool.ruff.lint.flake8-tidy-imports]
+# Ban all relative imports
+ban-relative-imports = "all"