def METHOD_NAME(self):
    assert coordinate.fix_angle(0) == 0
    assert coordinate.fix_angle(180) == 180
    assert coordinate.fix_angle(270) == 270
    assert coordinate.fix_angle(-90) == 270
    assert coordinate.fix_angle(-180) == 180
    assert coordinate.fix_angle(-181) == 179
    assert coordinate.fix_angle(420) == 60