diff --git a/machine_learning/multinomial_naive_bayes_classifier.py b/machine_learning/multinomial_naive_bayes_classifier.py
index 0587fcb11..58bd475fb 100644
--- a/machine_learning/multinomial_naive_bayes_classifier.py
+++ b/machine_learning/multinomial_naive_bayes_classifier.py
@@ -17,8 +17,6 @@ from sklearn.datasets import fetch_20newsgroups
 from sklearn.metrics import accuracy_score
 
 
-
-
 def group_indices_by_target(targets: ArrayLike) -> dict:
     """
     Associates to each target label the indices of the examples with that label