[DLMED] update persistent dataset
@@ -132,6 +132,10 @@ class PersistentDataset(Dataset):
Note:
The input data must be a list of file paths and will hash them as cache keys.
+ When loading persistent cache content, it can't guarantee the cached data matches current
+ transform chain, so please make sure to use exactly the same non-random transforms and the
+ args as the cache content, otherwise, it may cause unexpected errors.
+
"""
def __init__(
