def draw_test_tracks(self):
    ' draw_test_tracks(self)\n\n            Draw blue ones indicating tracks to be drawn, with a green line\n            down the center.\n        '
    for track in self.drawn_tracks:
        (btm, ctr, top) = self.track_radii[track]
        self.drawing.add(Circle(self.xcenter, self.ycenter, top, strokeColor=colors.blue, fillColor=None))
        self.drawing.add(Circle(self.xcenter, self.ycenter, ctr, strokeColor=colors.green, fillColor=None))
        self.drawing.add(Circle(self.xcenter, self.ycenter, btm, strokeColor=colors.blue, fillColor=None))
draw_test_tracks(self)

Draw blue ones indicating tracks to be drawn, with a green line
down the center.
def draw_test_tracks(self):
    ' draw_test_tracks(self)\n\n            Draw blue ones indicating tracks to be drawn, with a green line\n            down the center.\n        '
    for track in self.drawn_tracks:
        (btm, ctr, top) = self.track_radii[track]
        self.drawing.add(Circle(self.xcenter, self.ycenter, top, strokeColor=colors.blue, fillColor=None))
        self.drawing.add(Circle(self.xcenter, self.ycenter, ctr, strokeColor=colors.green, fillColor=None))
        self.drawing.add(Circle(self.xcenter, self.ycenter, btm, strokeColor=colors.blue, fillColor=None))