openpilot0/tools/lib/cache.py

15 lines
495 B
Python

import os
import urllib.parse
DEFAULT_CACHE_DIR = os.getenv("CACHE_ROOT", os.path.expanduser("~/.commacache"))
def cache_path_for_file_path(fn, cache_dir=DEFAULT_CACHE_DIR):
dir_ = os.path.join(cache_dir, "local")
os.makedirs(dir_, exist_ok=True)
fn_parsed = urllib.parse.urlparse(fn)
if fn_parsed.scheme == '':
cache_fn = os.path.abspath(fn).replace("/", "_")
else:
cache_fn = f'{fn_parsed.hostname}_{fn_parsed.path.replace("/", "_")}'
return os.path.join(dir_, cache_fn)