Linear Regression Beta Graph

#LinearRegression [In the making]
class summon:
    def __init__(self, x,X,Y):
        self.x = x
        x = x + 3
        y = x + 2
        cc = [[' 'for i in range(x)]for j in range(y)]
        summon.Graph(x,cc,X,Y)

    def Graph(x,cc,X,Y):
        j = x-1
        for i in range(0,x-1):
            #X Axis
            cc[x+1][i+1] = "%d"%(i)
            cc[x][i+1] = "_"
            cc[x][x-1] = "x"
            cc[x+1][x-1] = " "

            #Y Axis
            j = j-1
            cc[i+1][0] = "%d"%(j+1)
            cc[i+1][1] = "|"
            cc[x][1] = "L"
            cc[0][1] = "y"

        summon.Plot(cc,X,Y,x)
        summon.Display(cc)


    def Display(cc):
        for items in cc:
            print(items)

    def Plot(cc,X,Y,x):
        coal = x
        r = 2
        for i in range(Y):
            coal = coal - r
            coal = coal

        cc[coal+Y][X+1] = "o"


summon(6,1,5)
#Syntax
#Summon(Size,plotX,plotY)