HistoryTimestampIterable # Bases: object __iter__() # Implement iter(self). __len__() # Return len(self). __repr__() # Return repr(self). collect() # Collect timestamps for each history into a NumPy array. Returns: Type Description list[NDArray[int64]] NumPy NDArray of timestamps in milliseconds per history. to_list() # Collect timestamps for each history into a list. Returns: Type Description list[list[int]] List of timestamps in milliseconds per history.