pathspec.py 文件源码

def load(cls, cacheName, cacheKey):
        try:
            db = dbm.open(cacheName, "r")
            persistedCacheKey = db.get(b'vsn')
            if cacheKey == persistedCacheKey:
                return cls(db, db[b'root'])
            else:
                db.close()
        except OSError:
            pass
        except dbm.error:
            pass
        return None