Merging upstream version 4.3.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 5 insertions, 5 deletions

diff --git a/pre_commit_hooks/check_case_conflict.py b/pre_commit_hooks/check_case_conflict.py
index c3f39db..33a13f1 100644
--- a/pre_commit_hooks/check_case_conflict.py
+++ b/pre_commit_hooks/check_case_conflict.py
@@ -1,15 +1,15 @@
+from __future__ import annotations
+
 import argparse
 from typing import Iterable
 from typing import Iterator
-from typing import Optional
 from typing import Sequence
-from typing import Set
 
 from pre_commit_hooks.util import added_files
 from pre_commit_hooks.util import cmd_output
 
 
-def lower_set(iterable: Iterable[str]) -> Set[str]:
+def lower_set(iterable: Iterable[str]) -> set[str]:
     return {x.lower() for x in iterable}
 
 
@@ -21,7 +21,7 @@ def parents(file: str) -> Iterator[str]:
         path_parts.pop()
 
 
-def directories_for(files: Set[str]) -> Set[str]:
+def directories_for(files: set[str]) -> set[str]:
     return {parent for file in files for parent in parents(file)}
 
 
@@ -56,7 +56,7 @@ def find_conflicting_filenames(filenames: Sequence[str]) -> int:
     return retv
 
 
-def main(argv: Optional[Sequence[str]] = None) -> int:
+def main(argv: Sequence[str] | None = None) -> int:
     parser = argparse.ArgumentParser()
     parser.add_argument(
         'filenames', nargs='*',