nip.utils.data.is_nested_key#
- nip.utils.data.is_nested_key(index: Any) bool[source]#
Check whether an index is a nested key used in TensorDicts.
TensorDicts use nested keys to access values. A nested key is either a string or a tuple of strings.
- Parameters:
index (Any) – The index to check.
- Returns:
is_nested_key (bool) – Whether the index is a nested key.