[pre-commit.ci] auto fixes from pre-commit.com hooks

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Author: pre-commit-ci[bot]

divide_and_conquer/tests/test_strassen_matrix_multiplication.py

@@ -3,18 +3,8 @@
 
 
 def test_4x4_matrix():
-    matrix = [
-        [4, 3, 2, 4],
-        [2, 3, 1, 1],
-        [6, 5, 4, 3],
-        [8, 4, 1, 6]
-    ]
-    expected = (
-        [[4, 3], [2, 3]],
-        [[2, 4], [1, 1]],
-        [[6, 5], [8, 4]],
-        [[4, 3], [1, 6]]
-    )
+    matrix = [[4, 3, 2, 4], [2, 3, 1, 1], [6, 5, 4, 3], [8, 4, 1, 6]]
+    expected = ([[4, 3], [2, 3]], [[2, 4], [1, 1]], [[6, 5], [8, 4]], [[4, 3], [1, 6]])
     assert split_matrix(matrix) == expected
 
 
@@ -27,23 +17,19 @@ def test_8x8_matrix():
         [4, 3, 2, 4, 4, 3, 2, 4],
         [2, 3, 1, 1, 2, 3, 1, 1],
         [6, 5, 4, 3, 6, 5, 4, 3],
-        [8, 4, 1, 6, 8, 4, 1, 6]
+        [8, 4, 1, 6, 8, 4, 1, 6],
     ]
     expected = (
         [[4, 3, 2, 4], [2, 3, 1, 1], [6, 5, 4, 3], [8, 4, 1, 6]],
         [[4, 3, 2, 4], [2, 3, 1, 1], [6, 5, 4, 3], [8, 4, 1, 6]],
         [[4, 3, 2, 4], [2, 3, 1, 1], [6, 5, 4, 3], [8, 4, 1, 6]],
-        [[4, 3, 2, 4], [2, 3, 1, 1], [6, 5, 4, 3], [8, 4, 1, 6]]
+        [[4, 3, 2, 4], [2, 3, 1, 1], [6, 5, 4, 3], [8, 4, 1, 6]],
     )
     assert split_matrix(matrix) == expected
 
 
 def test_invalid_odd_matrix():
-    matrix = [
-        [1, 2, 3],
-        [4, 5, 6],
-        [7, 8, 9]
-    ]
+    matrix = [[1, 2, 3], [4, 5, 6], [7, 8, 9]]
     with pytest.raises(Exception, match="Odd matrices are not supported!"):
         split_matrix(matrix)
 
@@ -54,7 +40,7 @@ def test_invalid_non_square_matrix():
         [5, 6, 7, 8],
         [9, 10, 11, 12],
         [13, 14, 15, 16],
-        [17, 18, 19, 20]
+        [17, 18, 19, 20],
     ]
     with pytest.raises(Exception, match="Odd matrices are not supported!"):
         split_matrix(matrix)