diff --git a/scripts/generator/spacers.py b/scripts/generator/spacers.py
index dffd03ba..89da41f2 100644
--- a/scripts/generator/spacers.py
+++ b/scripts/generator/spacers.py
@@ -3,6 +3,7 @@
 
 from glyphsLib import GSGlyph
 
+
 def _required_spacers(name: str) -> List[str]:
     return name.split("_")[0:-1]
 
diff --git a/scripts/preview/__init__.py b/scripts/preview/__init__.py
index 060fbee2..04edd601 100644
--- a/scripts/preview/__init__.py
+++ b/scripts/preview/__init__.py
@@ -1,3 +1,5 @@
+"""Feature preview module"""
+
 from .base import print_features
 from .powerline import PowerlineFeature
 from .underline import UnderlineFeature
diff --git a/scripts/preview/base.py b/scripts/preview/base.py
index d570856e..f258b4d2 100644
--- a/scripts/preview/base.py
+++ b/scripts/preview/base.py
@@ -7,11 +7,12 @@
 class FeaturePreview():
     """Feature preview baseclass"""
     name: str = ""
+
     def __init__(self) -> None:
-        pass
+        """Initialized feature"""
 
     def show(self):
-        pass
+        """Prints feature"""
 
 def print_features(features: List[FeaturePreview]):
     for fea in features: