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perf: pre-normalize exclusions once and use set for O(1) lookup in exclude_multi_roms

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Co-authored-by: gantoine <3247106+gantoine@users.noreply.github.com>
This commit is contained in:
copilot-swe-agent[bot]
2026-05-21 18:50:45 +00:00
committed by GitHub
parent 9e3f85b085
commit 5a1e238a5f
1 changed files with 5 additions and 5 deletions
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10
backend/handler/filesystem/roms_handler.py
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@@ -377,17 +377,17 @@ class FSRomsHandler(FSHandler):
normalized_excluded = {
excluded_name.strip().lower() for excluded_name in excluded_names
}
filtered_files: list[str] = []
excluded_files: set[str] = set()
for rom in roms:
normalized_rom_name = rom.strip().lower()
if normalized_rom_name in normalized_excluded or any(
fnmatch.fnmatch(normalized_rom_name, exc_name.strip().lower())
for exc_name in excluded_names
fnmatch.fnmatch(normalized_rom_name, exc_name)
for exc_name in normalized_excluded
):
filtered_files.append(rom)
excluded_files.add(rom)
return [f for f in roms if f not in filtered_files]
return [f for f in roms if f not in excluded_files]
def _build_rom_file(
self, rom: Rom, rom_path: Path, file_name: str, file_hash: FileHash