fixed relative import; __all__ quote cosmetics

Author: MattEding

imblearn/combine/__init__.py

@@ -6,4 +6,8 @@
 from ._smote_tomek import SMOTETomek
 from ._preprocess import SPIDER
 
-__all__ = ['SMOTEENN', 'SMOTETomek', 'SPIDER']
+__all__ = [
+    "SMOTEENN",
+    "SMOTETomek",
+    "SPIDER",
+]

imblearn/combine/_preprocess/__init__.py

@@ -1,3 +1,3 @@
 from ._spider import SPIDER
 
-__all__ = ['SPIDER']
+__all__ = ["SPIDER"]

imblearn/combine/_preprocess/_spider.py

@@ -16,7 +16,7 @@
 from .base import BasePreprocessSampler
 from ...utils import check_neighbors_object
 from ...utils import Substitution
-from ..utils._docstring import _n_jobs_docstring
+from ...utils._docstring import _n_jobs_docstring
 
 SEL_KIND = ("weak", "relabel", "strong")