[MRG] Fix logger name (#377)

Author: chkoar

imblearn/base.py

@@ -119,7 +119,7 @@ def __getstate__(self):
 
     def __setstate__(self, dict):
         """Re-open the logger."""
-        logger = logging.getLogger(__name__)
+        logger = logging.getLogger(self.__module__)
         self.__dict__.update(dict)
         self.logger = logger
 
@@ -133,7 +133,7 @@ class BaseSampler(SamplerMixin):
 
     def __init__(self, ratio='auto'):
         self.ratio = ratio
-        self.logger = logging.getLogger(__name__)
+        self.logger = logging.getLogger(self.__module__)
 
     def fit(self, X, y):
         """Find the classes statistics before to perform sampling.

imblearn/tests/test_common.py

@@ -2,7 +2,6 @@
 # Authors: Guillaume Lemaitre <[email protected]>
 #          Christos Aridas
 # License: MIT
-
 from sklearn.utils.testing import _named_check
 
 from imblearn.utils.estimator_checks import check_estimator, _yield_all_checks
@@ -34,3 +33,7 @@ def test_non_meta_estimators():
             continue
         for check in _yield_all_checks(name, Estimator):
             yield _named_check(check, name), name, Estimator
+
+            logger_name = Estimator().logger.name
+            class_module_name = Estimator.__module__
+            assert logger_name == class_module_name