diff --git a/src/main/python/g0101_0200/s0151_reverse_words_in_a_string/Solution0151_test.py b/src/main/python/g0101_0200/s0151_reverse_words_in_a_string/Solution0151_test.py
index 75d82f5..095dd0e 100644
--- a/src/main/python/g0101_0200/s0151_reverse_words_in_a_string/Solution0151_test.py
+++ b/src/main/python/g0101_0200/s0151_reverse_words_in_a_string/Solution0151_test.py
@@ -1,7 +1,6 @@
 import unittest
 from Solution0151 import Solution
 
-
 class SolutionTest(unittest.TestCase):
     def test_reverseWords(self):
         self.assertEqual(Solution().reverseWords("the sky is blue"), "blue is sky the")
diff --git a/src/main/python/g0101_0200/s0190_reverse_bits/Solution0190_test.py b/src/main/python/g0101_0200/s0190_reverse_bits/Solution0190_test.py
index ed04f71..7bc6cfd 100644
--- a/src/main/python/g0101_0200/s0190_reverse_bits/Solution0190_test.py
+++ b/src/main/python/g0101_0200/s0190_reverse_bits/Solution0190_test.py
@@ -1,7 +1,6 @@
 import unittest
 from Solution0190 import Solution
 
-
 class SolutionTest(unittest.TestCase):
     def test_reverseBits(self):
         self.assertEqual(
diff --git a/src/main/python/g0501_0600/s0560_subarray_sum_equals_k/Solution0560_test.py b/src/main/python/g0501_0600/s0560_subarray_sum_equals_k/Solution0560_test.py
index 6c0e203..9699a2c 100644
--- a/src/main/python/g0501_0600/s0560_subarray_sum_equals_k/Solution0560_test.py
+++ b/src/main/python/g0501_0600/s0560_subarray_sum_equals_k/Solution0560_test.py
@@ -1,8 +1,6 @@
 import unittest
 from Solution0560 import Solution
 
-import unittest
-
 class SolutionTest(unittest.TestCase):
     def setUp(self):
         self.solution = Solution()
diff --git a/src/main/python/g0601_0700/s0647_palindromic_substrings/Solution0647_test.py b/src/main/python/g0601_0700/s0647_palindromic_substrings/Solution0647_test.py
index 1b90ddd..8648706 100644
--- a/src/main/python/g0601_0700/s0647_palindromic_substrings/Solution0647_test.py
+++ b/src/main/python/g0601_0700/s0647_palindromic_substrings/Solution0647_test.py
@@ -1,8 +1,6 @@
 import unittest
 from Solution0647 import Solution
 
-import unittest
-
 class SolutionTest(unittest.TestCase):
     def setUp(self):
         self.solution = Solution()
diff --git a/src/main/python/g0701_0800/s0739_daily_temperatures/Solution0739_test.py b/src/main/python/g0701_0800/s0739_daily_temperatures/Solution0739_test.py
index 0f92988..8bd0ed3 100644
--- a/src/main/python/g0701_0800/s0739_daily_temperatures/Solution0739_test.py
+++ b/src/main/python/g0701_0800/s0739_daily_temperatures/Solution0739_test.py
@@ -1,8 +1,6 @@
 import unittest
 from Solution0739 import Solution
 
-import unittest
-
 class SolutionTest(unittest.TestCase):
     def setUp(self):
         self.solution = Solution()
diff --git a/src/main/python/g0701_0800/s0763_partition_labels/Solution0763_test.py b/src/main/python/g0701_0800/s0763_partition_labels/Solution0763_test.py
index ff6b303..73b219a 100644
--- a/src/main/python/g0701_0800/s0763_partition_labels/Solution0763_test.py
+++ b/src/main/python/g0701_0800/s0763_partition_labels/Solution0763_test.py
@@ -1,8 +1,6 @@
 import unittest
 from Solution0763 import Solution
 
-import unittest
-
 class SolutionTest(unittest.TestCase):
     def setUp(self):
         self.solution = Solution()
diff --git a/src/main/python/g1101_1200/s1143_longest_common_subsequence/Solution1143_test.py b/src/main/python/g1101_1200/s1143_longest_common_subsequence/Solution1143_test.py
index 3e5cf53..ae851ba 100644
--- a/src/main/python/g1101_1200/s1143_longest_common_subsequence/Solution1143_test.py
+++ b/src/main/python/g1101_1200/s1143_longest_common_subsequence/Solution1143_test.py
@@ -1,8 +1,6 @@
 import unittest
 from Solution1143 import Solution
 
-import unittest
-
 class SolutionTest(unittest.TestCase):
     def setUp(self):
         self.solution = Solution()