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

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

Author: pre-commit-ci[bot]

maths/special_numbers/abundant_numbers.py

@@ -5,11 +5,12 @@
 Examples of Abundant Numbers: 12, 18, 20, 24, 30, 36, 40, 42, 48, 54, ...
 """
 
+
 def is_abundant_number(number: int) -> bool:
     """
     This function takes an integer number as input.
     Returns True if the number is an abundant number.
-    
+
     >>> is_abundant_number(-1)
     False
     >>> is_abundant_number(0)
@@ -40,13 +41,14 @@ def is_abundant_number(number: int) -> bool:
         return False
 
     divisor_sum = 1  # 1 is always a proper divisor
-    for i in range(2, int(number ** 0.5) + 1):
+    for i in range(2, int(number**0.5) + 1):
         if number % i == 0:
             divisor_sum += i
             if i != number // i:
                 divisor_sum += number // i
     return divisor_sum > number
 
+
 if __name__ == "__main__":
     import doctest