Merge pull request #111 from DoubleML/m-rename-helper

rename `_helper` module into `_utils`

Author: MalteKurz

doubleml/_helper.py renamed to doubleml/_utils.py

@@ -12,7 +12,7 @@
 
 from .double_ml_data import DoubleMLData
 from .double_ml_resampling import DoubleMLResampling
-from ._helper import _check_is_partition, _check_all_smpls, _check_smpl_split, _check_smpl_split_tpl, _draw_weights
+from ._utils import _check_is_partition, _check_all_smpls, _check_smpl_split, _check_smpl_split_tpl, _draw_weights
 
 
 class DoubleML(ABC):

doubleml/double_ml.py

@@ -4,7 +4,7 @@
 
 from sklearn.utils.validation import check_array, column_or_1d,  check_consistent_length
 from sklearn.utils.multiclass import type_of_target
-from ._helper import _assure_2d_array
+from ._utils import _assure_2d_array
 
 
 class DoubleMLData:

doubleml/double_ml_data.py

@@ -3,7 +3,7 @@
 from sklearn.utils.multiclass import type_of_target
 
 from .double_ml import DoubleML
-from ._helper import _dml_cv_predict, _get_cond_smpls, _dml_tune
+from ._utils import _dml_cv_predict, _get_cond_smpls, _dml_tune
 
 
 class DoubleMLIIVM(DoubleML):

doubleml/double_ml_iivm.py

@@ -3,7 +3,7 @@
 from sklearn.utils.multiclass import type_of_target
 
 from .double_ml import DoubleML
-from ._helper import _dml_cv_predict, _get_cond_smpls, _dml_tune
+from ._utils import _dml_cv_predict, _get_cond_smpls, _dml_tune
 
 
 class DoubleMLIRM(DoubleML):

doubleml/double_ml_irm.py

@@ -6,7 +6,7 @@
 from sklearn.dummy import DummyRegressor
 
 from .double_ml import DoubleML
-from ._helper import _dml_cv_predict, _dml_tune
+from ._utils import _dml_cv_predict, _dml_tune
 
 
 class DoubleMLPLIV(DoubleML):

doubleml/double_ml_pliv.py

@@ -3,7 +3,7 @@
 from sklearn.utils.multiclass import type_of_target
 
 from .double_ml import DoubleML
-from ._helper import _dml_cv_predict, _dml_tune
+from ._utils import _dml_cv_predict, _dml_tune
 
 
 class DoubleMLPLR(DoubleML):

doubleml/double_ml_plr.py

@@ -6,7 +6,7 @@
 from sklearn.linear_model import Lasso, LogisticRegression
 
 from ._utils_dml_cv_predict import _dml_cv_predict_ut_version
-from doubleml._helper import _dml_cv_predict
+from doubleml._utils import _dml_cv_predict
 
 
 @pytest.fixture(scope='module',