diff --git a/src/sweets/__main__.py b/src/sweets/__main__.py
index 3a7c34c..3c99193 100644
--- a/src/sweets/__main__.py
+++ b/src/sweets/__main__.py
@@ -1,4 +1,5 @@
 """Main module to provide command line interface to the workflows."""
+
 import sys
 
 from .cli import main
diff --git a/src/sweets/_log.py b/src/sweets/_log.py
index 78ed46f..387c00d 100644
--- a/src/sweets/_log.py
+++ b/src/sweets/_log.py
@@ -15,6 +15,7 @@
     # Custom output for this module:
     logger.success("Something great happened: highlight this success")
 """
+
 import logging
 import time
 from collections.abc import Callable
diff --git a/src/sweets/_show_versions.py b/src/sweets/_show_versions.py
index 6b92374..dc2c2e5 100644
--- a/src/sweets/_show_versions.py
+++ b/src/sweets/_show_versions.py
@@ -4,6 +4,7 @@
 which was adapted from `sklearn.utils._show_versions`
 which was adapted from `pandas.show_versions`
 """
+
 from __future__ import annotations
 
 import importlib