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

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

Author: pre-commit-ci[bot]

maths/series/alternating_harmonic_series.py

@@ -1,6 +1,7 @@
 """Alternating Harmonic Series Checker"""
 # https://en.wikipedia.org/wiki/Alternating_harmonic_series
 
+
 def is_alternate_harmonic_series(series: list) -> bool:
     """
     Returns True if the given series is an Alternating Harmonic Series.
@@ -30,4 +31,4 @@ def is_alternate_harmonic_series(series: list) -> bool:
 
 if __name__ == "__main__":
     sample = [1, -1 / 2, 1 / 3, -1 / 4]
-    print(is_alternate_harmonic_series(sample))
+    print(is_alternate_harmonic_series(sample))