diff --git a/genmod/score_variants/__init__.py b/genmod/score_variants/__init__.py
index f9b35ea..33f6dd8 100644
--- a/genmod/score_variants/__init__.py
+++ b/genmod/score_variants/__init__.py
@@ -8,10 +8,12 @@
 from .score_variant import as_normalized_max_min, get_category_score
 
 __all__ = [
-'check_plugins',
-'CompoundScorer',
-'ConfigParser',
-'RANK_SCORE_TYPE_NAMES', 'RANK_SCORE_TYPES',
-'ScoreFunction',
-'as_normalized_max_min', 'get_category_score',
-]
\ No newline at end of file
+    "check_plugins",
+    "CompoundScorer",
+    "ConfigParser",
+    "RANK_SCORE_TYPE_NAMES",
+    "RANK_SCORE_TYPES",
+    "ScoreFunction",
+    "as_normalized_max_min",
+    "get_category_score",
+]