rgb

class rgb(object):
    def __init__(self, r, g, b):
        self.r = r
        self.g = g
        self.b = b
        self.tuple = (r, g, b)
        self.sum = sum(self.tuple)
        self.max = max(self.tuple)
        self.min = min(self.tuple)
        self.average = self.sum/3


a = rgb(22,41,15)

print a.average