from bumps.names import *

x = [1, 2, 3, 4, 5, 6]
y = [2.1, 4.0, 6.3, 8.03, 9.6, 11.9]
dy = [0.05, 0.05, 0.2, 0.05, 0.2, 0.2]

def line(x, m, b=0):
    return m * x + b


M = Curve(line, x, y, dy, m=2, b=2)
M.m.range(0, 4)
M.b.range(-5, 5)

problem = FitProblem(M)