@property<EOL><INDENT>def is_annual(self):<DEDENT>
if (self.st_month, self.st_day, self.st_hour, self.end_month,<EOL>self.end_day, self.end_hour) == (<NUM_LIT:1>, <NUM_LIT:1>, <NUM_LIT:0>, <NUM_LIT:12>, <NUM_LIT>, <NUM_LIT>):<EOL><INDENT>return True<EOL><DEDENT>else:<EOL><INDENT>return False<EOL><DEDENT>
Check if an analysis period is annual.