def __init__(self, colors=None, domain=None, chart_type=0):
        """Initiate Ladybug color range."""
        self.ctype = chart_type
        self._is_domain_set = False
        self.colors = colors
        self.domain = domain
def __init__ ( self , colors = None , domain = None , chart_type = 0 ) : self . ctype = chart_type self . _is_domain_set = False self . colors = colors self . domain = domain
Initiate Ladybug color range.