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��� ��Turtle() turtle [ lT 5shape( A) [ l 5

A: ’arrow’ ’turtle’’circle’’square’ ’triangle’ ’classic’

shapesize(A,B,C) [ l 5 44 [ [ l 5

forward(A)/backward(A)

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right(A) /left(A) / 5

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��� ��circle(A) A[ l 5home() [ 5clear() [ l 5penup()/pendown()

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color(A,B,C) [ l 5 A%, B%, C%(0,0,0): (1,1,1):

begin_fill()end_fill()

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importturtleimporttimekame=turtle.Turtle()kame.shape('turtle')kame.shapesize(2,2,3)kame.color(0,0,1)

kame.begin_fill()kame.penup()kame.forward(200)kame.left(90)kame.pendown()kame.circle(200)kame.penup()kame.home()kame.pendown()kame.end_fill()

time.sleep(5)

Turtle l[ l 5

200[ l 5 11

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• turtle limportturtleimporttimet=turtle.Turtle()t.shape('turtle')t.shapesize(2,2,3)t.color(0,0,1)center_circle(t)time.sleep(5)t.clear()t.color(1,0,0)center_circle(t)time.sleep(5) 12

def center_circle(target):target.begin_fill()target.penup()target.forward(200)target.left(90)target.pendown()target.circle(200)target.penup()target.home()target.pendown()target.end_fill()

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– circle_len target,r

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def circle_len (target, r):target.begin_fill()target.penup()target.forward(r)target.left(90)target.pendown()target.circle(r)target.penup()target.home()target.pendown()target.end_fill()

importturtleimporttimet=turtle.Turtle()t.shape('turtle')t.shapesize(2,2,3)t.color(0,0,1)center_circle(t,80)time.sleep(5)t.clear()center_circle(t,120)time.sleep(5)

80[

120[14

circle_len

Turtle l[ l 5

l200[ l 5

15

importturtleimporttimekame=turtle.Turtle()kame.shape('turtle')kame.shapesize(2,2,3)kame.color(0,0,1)

kame.begin_fill()kame.pendown()forainrange(4):

kame.forward(200)kame.left(90)

kame.end_fill()

time.sleep(5)

l l T ( l l

• turtle targetl4 [ 100[ l

squarel 5

[def ( ):

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importturtle[

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kame :n T

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# square[ target

def square(target):#target T

target.begin_fill()#target[ l

target.pendown()# 90 l4

forainrange(4):

17

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#targetl100

target.forward(100)#targetl 90

target.left(90)# [ target T l

target.end_fill()

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#turtle 4time [importturtle

importtime#turtle [ arlar =turtle.Turtle()#ar[ larrow

ar.shape(‘arrow’)#ar[ l1,2,2

ar.shapesize(1,2,2)

19

[

#ar[ lar.color(0,0,1)# l ar lsquare(ar)#5 Ttime.sleep(5)

20

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importturtleimporttimear=turtle.Turtle()ar.shape(’arrow')ar.shapesize(1,2,2)ar.color(0,0,1)square(ar)time.sleep(5)

[def square(target):target.begin_fill()target.pendown()forainrange(4):target.forward(200)target.left(90)target.end_fill()

21

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• 2[ t [ 4 l[ 4 l

4 [ lsquare_colorl 5– target,red,green,blue

– l square l• square_color l 4 [

lcircle4 l 1,1,2 4 [ l 5– [4

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Turtle l[ l 5

l ll

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importturtleimporttimekame=turtle.Turtle()kame.shape('turtle')kame.shapesize(2,2,3)

kame.color(1,0,0)kame.begin_fill()kame.pendown()forainrange(4):

kame.forward(200)kame.left(90)

kame.end_fill()

time.sleep(5)

l l T

[square

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# square_color[ target,red,green,blue

def square_color(target,red,green,blue):#target[ l

target.color(red,green,blue)#square l ] 4target l

square(target)

24

2[square l

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#turtle 4time [importturtle

importtime#turtle [ cirlcir =turtle.Turtle()#cir[ lcircle

cir.shape(‘circle’)#cir[ l1,1,2

cir.shapesize(1,1,2)

25

[

#cir [ lsquare_color(cir,0,0,1)#5 Ttime.sleep(5)#cir [ lsquare_color(cir,1,0,1)#5 Ttime.sleep(5)

26

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• turtle target n [nl4 [ 100[n l

nkakul 5• l [ l 5

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– 6

[def ( ):n l

importturtle[

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n T

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# nkaku[ target,n

def nkaku(target,n):#for n

forainrange(n):#targetl100

target.forward(100)#targetl (360/n)

target.left(360/n):

28

[

#turtle 4time [importturtle

importtime#turtle [ tlt =turtle.Turtle()#t[ lturtle

t.shape(‘turtle’)#t[ l2,2,2

cir.shapesize(2,2,2)

29

[

#t 5 lnkaku(t,5)#5 Ttime.sleep(5)# [ l 4t lt.clear()#t 6 lnkaku(t,6)#5 Ttime.sleep(5) 30

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T nkaku_colorl 5– n [ nkakul

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def ( ):l

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importturtle[

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# nkaku_color[ t,r,g,b

def nkaku_color(t,r,g,b):#t[ l

t.color(r,g,b)#tl Tt.begin_fill()

#nkaku l ] 4t n lnkaku(t,n) 32

4[nkaku l

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#t[ T lt.end_fill()

33

[

#turtle 4time [importturtle

importtime#turtle [ kamelkame=turtle.Turtle()#kame[ lturtle

kame.shape(‘turtle’)#kame[ l2,2,2

kame.shapesize(2,2,2)

34

[

#kame 4 lnkaku_color(kame,4,0,1,0)#5 Ttime.sleep(5)# [ l 4kame lkame.clear()#kame 3 lnkaku_color(kame,3,1,1,0)#5 Ttime.sleep(5) 35