diff --git a/python/tests/test_code.py b/python/tests/test_code.py
index 159c78df..ee6cfbf1 100644
--- a/python/tests/test_code.py
+++ b/python/tests/test_code.py
@@ -6,6 +6,7 @@ def test_random_number_generator():
     """Test random number generator."""
     assert RandomNumberGenerator().get_number()
 
+
 class Tests(unittest.TestCase):
     def my_test(self, arg1, arg2):
         self.assertEquals(arg1, arg2)
diff --git a/python/type_checks.py b/python/type_checks.py
index 811da988..766e8444 100644
--- a/python/type_checks.py
+++ b/python/type_checks.py
@@ -1,6 +1,7 @@
 def greet_all(names: list[str]) -> None:
     for name in names:
-        print('Hello ' + name)
+        print("Hello " + name)
+
 
 if __name__ == "__main__":
     heights = [5.5, 6, 5.9]