diff --git a/src/my_project/interviews/top_150_questions_round_22/ex_119_find_median_from_data_stream.py b/src/my_project/interviews/top_150_questions_round_22/ex_119_find_median_from_data_stream.py
index 4fd5c667..10f06da6 100644
--- a/src/my_project/interviews/top_150_questions_round_22/ex_119_find_median_from_data_stream.py
+++ b/src/my_project/interviews/top_150_questions_round_22/ex_119_find_median_from_data_stream.py
@@ -2,6 +2,7 @@
 from abc import ABC, abstractmethod
 import heapq
 
+
 class MedianFinder:
     """
     Find median from data stream using two heaps: