eegprep.pop_newset# eegprep.pop_newset(ALLEEG, EEG, CURRENTSET, *args, **kwargs)# Store or retrieve datasets following EEGLAB’s pop_newset contract. Parameters: ALLEEG (list[dict[str, Any]] | None) EEG (dict[str, Any] | list[dict[str, Any]]) CURRENTSET (int | list[int] | tuple[int, ...] | None) args (Any) kwargs (Any) Return type: tuple[list[dict[str, Any]], dict[str, Any] | list[dict[str, Any]], int | list[int], str]