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

pre-commit-ci[bot] · pre-commit-ci[bot] · commit 29b5cc246f07 · 2024-12-16T14:07:57.000Z
for more information, see https://pre-commit.ci
diff --git a/strings/join.py b/strings/join.py
@@ -45,6 +45,7 @@ def join(separator: str, separated: list[str]) -> str:
 
     return joined
 
+
 if __name__ == "__main__":
     from doctest import testmod
 
