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

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

machine_learning/approx_nearest_neighbours.py

@@ -16,12 +16,15 @@
     1. The nearest (approximate) vector.
     2. Its distance from the query vector.
 """
+
 from __future__ import annotations
 
 import math
 from collections import defaultdict
 
 import numpy as np
+
+
 def euclidean(input_a: np.ndarray, input_b: np.ndarray) -> float:
     """
     Calculates Euclidean distance between two vectors.
@@ -114,5 +117,5 @@ def query(self, query_vectors: np.ndarray) -> list[list[list[float] | float]]:
 
 if __name__ == "__main__":
     import doctest
-    doctest.testmod()
 
+    doctest.testmod()