from __future__ import print_function, division

BASE_SCRIPT = """
S{power}
G90
G0 X{x} Y{y} F12000

G91
G1 X10 F500

G90
G0 X300 Y550 F12000
"""

pmin, pmax = (40, 75)

xmax = 1200
ymax = 600

for y in range(0, ymax+1, 200):
    for x in range(0, xmax+1, 400):
        dist_factor = (x + y) / (xmax + ymax)
        power = int(pmin + ((pmax - pmin) * dist_factor))
        gcode = BASE_SCRIPT.format(x=x, y=y, power=power)

        power_per = int((power / 255.0) * 100)
        print('***** {}% @ x={}, y={} *****'.format(power_per, x, y))
        print(gcode)
        print('')