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      1 """turtledemo.two_canvases
      2 
      3 Use TurtleScreen and RawTurtle to draw on two
      4 distinct canvases in a separate windows. The
      5 new window must be separately closed in
      6 addition to pressing the STOP button.
      7 """
      8 
      9 from turtle import TurtleScreen, RawTurtle, TK
     10 
     11 def main():
     12     root = TK.Tk()
     13     cv1 = TK.Canvas(root, width=300, height=200, bg="#ddffff")
     14     cv2 = TK.Canvas(root, width=300, height=200, bg="#ffeeee")
     15     cv1.pack()
     16     cv2.pack()
     17 
     18     s1 = TurtleScreen(cv1)
     19     s1.bgcolor(0.85, 0.85, 1)
     20     s2 = TurtleScreen(cv2)
     21     s2.bgcolor(1, 0.85, 0.85)
     22 
     23     p = RawTurtle(s1)
     24     q = RawTurtle(s2)
     25 
     26     p.color("red", (1, 0.85, 0.85))
     27     p.width(3)
     28     q.color("blue", (0.85, 0.85, 1))
     29     q.width(3)
     30 
     31     for t in p,q:
     32         t.shape("turtle")
     33         t.lt(36)
     34 
     35     q.lt(180)
     36 
     37     for t in p, q:
     38         t.begin_fill()
     39     for i in range(5):
     40         for t in p, q:
     41             t.fd(50)
     42             t.lt(72)
     43     for t in p,q:
     44         t.end_fill()
     45         t.lt(54)
     46         t.pu()
     47         t.bk(50)
     48 
     49     return "EVENTLOOP"
     50 
     51 
     52 if __name__ == '__main__':
     53     main()
     54     TK.mainloop()  # keep window open until user closes it
     55