<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def log(self, sequence, infoarray) -> None: """Log the given |IOSequence| object either for reading or writing data. The optional `array` argument allows for passing alternative data in an |InfoArray| object replacing the series of the |IOSequence| object, which is useful for writing modified (e.g. spatially averaged) time series. Logged time series data is available via attribute access: True True False Traceback (most recent call last):
 AttributeError: The NetCDFVariable object `flux_nkor` does \ neither handle time series data under the (sub)device name `element2` \ nor does it define a member named `element2`. """

        descr_device = sequence.descr_device
        self.sequences[descr_device] = sequence
        self.arrays[descr_device] = infoarray