def __init__(self, solar_model, month, day_of_month,<EOL>daylight_savings_indicator='<STR_LIT>',<EOL>beam_shced='<STR_LIT>', diff_sched='<STR_LIT>'):
self.solar_model = solar_model<EOL>self.month = month<EOL>self.day_of_month = day_of_month<EOL>self.daylight_savings_indicator = daylight_savings_indicator<EOL>self.beam_shced = beam_shced<EOL>self.diff_sched = diff_sched<EOL>
Initalize the class.