diff --git a/machine_learning/ridge_regression/test_ridge_regression.py b/machine_learning/ridge_regression/test_ridge_regression.py
index 7920baca6..810d0e05d 100644
--- a/machine_learning/ridge_regression/test_ridge_regression.py
+++ b/machine_learning/ridge_regression/test_ridge_regression.py
@@ -14,7 +14,6 @@ To run these tests, use the following command:
 # from ridge_regression import RidgeRegression
 
 
-
 def test_feature_scaling():
     """
        Tests the feature_scaling function of RidgeRegression.
@@ -33,7 +32,6 @@ def test_feature_scaling():
     """
 
 
-
 def test_fit():
     """
     Tests the fit function of RidgeRegression
@@ -56,7 +54,6 @@ def test_fit():
     """
 
 
-
 def test_predict():
     """
     Tests the predict function of RidgeRegression
@@ -80,7 +77,6 @@ def test_predict():
     """
 
 
-
 def test_mean_absolute_error():
     """
     Tests the mean_absolute_error function of RidgeRegression
@@ -94,7 +90,6 @@ def test_mean_absolute_error():
     """
 
 
-
 if __name__ == "__main__":
     import doctest