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import time
import os
from typing import Optional
from modules.utils.paths import BACKEND_CACHE_DIR
def cleanup_old_files(cache_dir: str = BACKEND_CACHE_DIR, ttl: int = 60):
now = time.time()
place_holder_name = "cached_files_are_generated_here"
for root, dirs, files in os.walk(cache_dir):
for filename in files:
if filename == place_holder_name:
continue
filepath = os.path.join(root, filename)
if now - os.path.getmtime(filepath) > ttl:
try:
os.remove(filepath)
except Exception as e:
print(f"Error removing {filepath}")
raise
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