MAINT: create private modules when they should (#452)

closes #422

Author: glemaitre

imblearn/combine/__init__.py

@@ -2,7 +2,7 @@
 over-sampling and under-sampling.
 """
 
-from .smote_enn import SMOTEENN
-from .smote_tomek import SMOTETomek
+from ._smote_enn import SMOTEENN
+from ._smote_tomek import SMOTETomek
 
 __all__ = ['SMOTEENN', 'SMOTETomek']

imblearn/combine/smote_enn.py renamed to imblearn/combine/_smote_enn.py

@@ -7,7 +7,6 @@
 from __future__ import division
 
 import logging
-import warnings
 
 from sklearn.base import clone
 from sklearn.utils import check_X_y

imblearn/combine/smote_tomek.py renamed to imblearn/combine/_smote_tomek.py

@@ -8,7 +8,6 @@
 from __future__ import division
 
 import logging
-import warnings
 
 from sklearn.base import clone
 from sklearn.utils import check_X_y

imblearn/datasets/__init__.py

@@ -3,8 +3,8 @@
 imbalanced data.
 """
 
-from .imbalance import make_imbalance
+from ._imbalance import make_imbalance
 
-from .zenodo import fetch_datasets
+from ._zenodo import fetch_datasets
 
 __all__ = ['make_imbalance', 'fetch_datasets']

imblearn/datasets/imbalance.py renamed to imblearn/datasets/_imbalance.py

@@ -11,7 +11,7 @@
 
 from sklearn.utils import check_X_y
 
-from ..under_sampling.prototype_selection import RandomUnderSampler
+from ..under_sampling import RandomUnderSampler
 from ..utils import check_sampling_strategy
 
 LOGGER = logging.getLogger(__name__)

imblearn/datasets/zenodo.py renamed to imblearn/datasets/_zenodo.py

@@ -3,9 +3,9 @@
 under-sampled subsets combined inside an ensemble.
 """
 
-from .easy_ensemble import EasyEnsemble
-from .balance_cascade import BalanceCascade
+from ._easy_ensemble import EasyEnsemble
+from ._balance_cascade import BalanceCascade
 
-from .classifier import BalancedBaggingClassifier
+from ._classifier import BalancedBaggingClassifier
 
 __all__ = ['EasyEnsemble', 'BalancedBaggingClassifier', 'BalanceCascade']