def __init__(self):
        """Init data dictionary object for EPW IDD  `TYPICAL/EXTREME PERIOD`"""
        self._typical_or_extreme_period_name = None
        self._typical_or_extreme_period_type = None
        self._period_start_day = None
        self._period_end_day = None
def __init__ ( self ) : self . _typical_or_extreme_period_name = None self . _typical_or_extreme_period_type = None self . _period_start_day = None self . _period_end_day = None
Init data dictionary object for EPW IDD  `TYPICAL/EXTREME PERIOD`