chore(lint): minor format fixes

Author: BrianLusina

algorithms/sliding_window/repeated_dna_sequences/__init__.py

@@ -47,7 +47,7 @@ def find_repeated_dna_sequences(dna_sequence: str) -> List[str]:
     # Validate input contains only valid DNA bases
     if not all(c in to_int for c in dna_sequence):
         raise ValueError(
-            f"DNA sequence contains invalid characters. Only A, C, G, T are allowed."
+            "DNA sequence contains invalid characters. Only A, C, G, T are allowed."
         )
 
     encoded_sequence = [to_int[c] for c in dna_sequence]

puzzles/arrays/maxlen_contiguous_binary_subarray/test_maxlen_contiguous_binary_subarray.py

@@ -1,5 +1,5 @@
 import unittest
-
+import random
 from . import find_max_length
 
 
@@ -50,7 +50,6 @@ def test_0_0_1_1_1_0_0_0_0_0_returns_6(self):
         self.assertEqual(expected, actual)
 
 
-@test.describe("Random Tests")
 def tests():
     def check(s) -> int:
         Track, balance, index, len1 = {}, 0, 0, 0
@@ -83,7 +82,6 @@ def shuffs(s):
         test.assert_equals(binarray(s.copy()), answer)
 
     def rnd_tests(title, l, m, flag):
-        @test.it(title + " size")
         def _():
             for _ in range(l):
                 if flag: