def METHOD_NAME(self, start_time, end_time, statistics, unit=None, period=60):
    """
    :type start_time: datetime
    :param start_time: The time stamp to use for determining the
        first datapoint to return. The value specified is
        inclusive; results include datapoints with the time stamp
        specified.
    :type end_time: datetime
    :param end_time: The time stamp to use for determining the
        last datapoint to return. The value specified is
        exclusive; results will include datapoints up to the time
        stamp specified.
    :type statistics: list
    :param statistics: A list of statistics names Valid values:
        Average | Sum | SampleCount | Maximum | Minimum
    :type unit: string
    :param unit: The unit for the metric.  Value values are:
        Seconds | Microseconds | Milliseconds | Bytes | Kilobytes |
        Megabytes | Gigabytes | Terabytes | Bits | Kilobits |
        Megabits | Gigabits | Terabits | Percent | Count |
        Bytes/Second | Kilobytes/Second | Megabytes/Second |
        Gigabytes/Second | Terabytes/Second | Bits/Second |
        Kilobits/Second | Megabits/Second | Gigabits/Second |
        Terabits/Second | Count/Second | None
    :type period: integer
    :param period: The granularity, in seconds, of the returned datapoints.
        Period must be at least 60 seconds and must be a multiple
        of 60. The default value is 60.
    """
    if not isinstance(statistics, list):
        statistics = [statistics]
    return self.connection.get_metric_statistics(period,
                                                 start_time,
                                                 end_time,
                                                 self.name,
                                                 self.namespace,
                                                 statistics,
                                                 self.dimensions,
                                                 unit)