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

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

graphs/array_to_graph.py

@@ -26,6 +26,7 @@ SOFTWARE.
 
 from typing import List, Dict
 
+
 def divide_array_to_graph(arr: List[int], base: int) -> Dict[int, List[int]]:
     """
     Splits an array into smaller parts and returns them in a dictionary, simulating a graph
@@ -46,21 +47,23 @@ def divide_array_to_graph(arr: List[int], base: int) -> Dict[int, List[int]]:
         {0: [1, 2, 3, 4], 1: [5, 6, 7, 8]}
     """
     length = len(arr)
-    parts = len(arr)//base  # Desired number of parts
+    parts = len(arr) // base  # Desired number of parts
     part_size = length // parts  # Size of each part
 
     # Divide the array into smaller parts
-    result = [arr[i * part_size: (i + 1) * part_size] for i in range(parts)]
+    result = [arr[i * part_size : (i + 1) * part_size] for i in range(parts)]
 
     # Insert the result into a dictionary with keys from 0 to 3
     result_dict = {i: result[i] for i in range(parts)}
 
     return result_dict
 
+
 if __name__ == "__main__":
     # Example usage
     array = [1, 2, 3, 4, 5, 6, 7, 8]
     print(divide_array_to_graph(array, 2))
 
     import doctest
+
     doctest.testmod()