我利用Python画了这十个图，收到了公司小姐姐20封情书！
有趣的turtle库
1、彩色螺旋线2、太阳花3、国旗4、玫瑰花5、彩色树6、随机樱花树7、表白树8、圆舞曲9、哆啦A梦10、时钟1、彩色螺旋线很多人学习python，掌握了基本语法过后，不知道在哪里寻找案例上手。
很多已经做案例的人，却不知道如何去学习更加高深的知识。
那么针对这三类人，我给大家提供一个好的学习平台，免费领取视频教程，电子书籍，以及课程的源代码！
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from turtle import *
speed(9) # 画笔速度
pensize(2) # 画笔的宽度
bgcolor("black") # 画布背景色
colors = ["red","yellow","purple","blue"] # 定义画笔线色
for x in range(400): # 循环一次 画一条线
forward(2*x) # 向当前方向前进n像素
color(colors[x % 4]) # 根据求余 调整画笔线色
left(91) # 向左旋转91度
mainloop()
2、太阳花
import turtle
turtle=turtle.Turtle()
screen=turtle.getscreen()
turtle.color('red', 'yellow')
turtle.begin_fill()
for i in range(50):
turtle.forward(200)
turtle.left(170)
turtle.end_fill()
turtle.done()
3、国旗
from turtle import *
screensize(2000, 2000, 'white') # 设置画布大小
speed(9)
# 绘制旗面
pencolor('red')
# pu()
goto(-300, -200)
pd()
fillcolor('red')
begin_fill()
for i in range(0, 2):
fd(600)
lt(90)
fd(400)
lt(90)
end_fill()
# 绘制大五角星
pu()
pencolor('yellow')
goto(-260, 120)
pd()
fillcolor('yellow')
begin_fill()
for i in range(0, 5):
fd(113.137) # 大星一划的边长
rt(144)
end_fill()
# 绘制四个小五角星
list1 = [(-100, 160), (-60, 120), (-60, 60), (-100, 20)] # 四个五角星的中心坐标
list2 = [31.98, 8.13, -15.59, -38.66] # 相对角度0的后退1.111需要左转的角度
for j in range(0, 4):
seth(0) # 这是龟头角度为0
pu()
goto(list1[j]) # 定位到五角星中心
lt(list2[j]) # 旋转角度，以背向指向大五角星的角尖
bk(20) # 从五角星中心到指向大五角星的角尖（龟倒着爬)退一个小圆半径
lt(18) # 五角星的半角角度
pd()
begin_fill()
for i in range(0, 5):
fd(113.137 / 3) # 小星一划的边长
rt(144)
end_fill()
pu()
ht()
done()
4、玫瑰花
import turtle
import time
turtle.speed(5)
# 设置初始位置
turtle.penup()
turtle.left(90)
turtle.fd(200)
turtle.pendown()
turtle.right(90)
# 花蕊
turtle.fillcolor("red")
turtle.begin_fill()
turtle.circle(10,180)
turtle.circle(25,110)
turtle.left(50)
turtle.circle(60,45)
turtle.circle(20,170)
turtle.right(24)
turtle.fd(30)
turtle.left(10)
turtle.circle(30,110)
turtle.fd(20)
turtle.left(40)
turtle.circle(90,70)
turtle.circle(30,150)
turtle.right(30)
turtle.fd(15)
turtle.circle(80,90)
turtle.left(15)
turtle.fd(45)
turtle.right(165)
turtle.fd(20)
turtle.left(155)
turtle.circle(150,80)
turtle.left(50)
turtle.circle(150,90)
turtle.end_fill()
# 花瓣1
turtle.left(150)
turtle.circle(-90,70)
turtle.left(20)
turtle.circle(75,105)
turtle.setheading(60)
turtle.circle(80,98)
turtle.circle(-90,40)
# 花瓣2
turtle.left(180)
turtle.circle(90,40)
turtle.circle(-80,98)
turtle.setheading(-83)
# 叶子1
turtle.fd(30)
turtle.left(90)
turtle.fd(25)
turtle.left(45)
turtle.fillcolor("green")
turtle.begin_fill()
turtle.circle(-80,90)
turtle.right(90)
turtle.circle(-80,90)
turtle.end_fill()
turtle.right(135)
turtle.fd(60)
turtle.left(180)
turtle.fd(85)
turtle.left(90)
turtle.fd(80)
# 叶子2
turtle.right(90)
turtle.right(45)
turtle.fillcolor("green")
turtle.begin_fill()
turtle.circle(80,90)
turtle.left(90)
turtle.circle(80,90)
turtle.end_fill()
turtle.left(135)
turtle.fd(60)
turtle.left(180)
turtle.fd(60)
turtle.right(90)
turtle.circle(200,60)
turtle.done()
5、彩色树
# 这个比较复杂，画的时间较长
from turtle import *
# 设置色彩模式是RGB:
colormode(255)
lt(90)
lv = 14
l = 120
s = 45
width(lv)
# 初始化RGB颜色:
r = 0
g = 0
b = 0
pencolor(r, g, b)
penup()
bk(l)
pendown()
fd(l)
def draw_tree(l, level):
global r, g, b
# save the current pen width
w = width()
# narrow the pen width
width(w * 3.0 / 4.0)
# set color:
r = r + 1
g = g + 2
b = b + 3
pencolor(r % 200, g % 200, b % 200)
l = 3.0 / 4.0 * l
lt(s)
fd(l)
if level < lv:
draw_tree(l, level + 1)
bk(l)
rt(2 * s)
fd(l)
if level < lv:
draw_tree(l, level + 1)
bk(l)
lt(s)
# restore the previous pen width
width(w)
speed("fastest")
draw_tree(l, 4)
done()
6、随机樱花树
# 每次运行 树的形状是随机的
import turtle as T
import random
import time
# 画樱花的躯干(60,t)
def Tree(branch, t):
time.sleep(0.0005)
if branch > 3:
if 8 <= branch <= 12:
if random.randint(0, 2) == 0:
t.color('snow') # 白
else:
t.color('lightcoral') # 淡珊瑚色
t.pensize(branch / 3)
elif branch < 8:
if random.randint(0, 1) == 0:
t.color('snow')
else:
t.color('lightcoral') # 淡珊瑚色
t.pensize(branch / 2)
else:
t.color('sienna') # 赭(zhě)色
t.pensize(branch / 10) # 6
t.forward(branch)
a = 1.5 * random.random()
t.right(20 * a)
b = 1.5 * random.random()
Tree(branch - 10 * b, t)
t.left(40 * a)
Tree(branch - 10 * b, t)
t.right(20 * a)
t.up()
t.backward(branch)
t.down()
# 掉落的花瓣
def Petal(m, t):
for i in range(m):
a = 200 - 400 * random.random()
b = 10 - 20 * random.random()
t.up()
t.forward(b)
t.left(90)
t.forward(a)
t.down()
t.color('lightcoral') # 淡珊瑚色
t.circle(1)
t.up()
t.backward(a)
t.right(90)
t.backward(b)
# 绘图区域
t = T.Turtle()
# 画布大小
w = T.Screen()
t.hideturtle() # 隐藏画笔
t.getscreen().tracer(5, 0)
w.screensize(bg='wheat') # wheat小麦
t.left(90)
t.up()
t.backward(150)
t.down()
t.color('sienna')
# 画樱花的躯干
Tree(60, t)
# 掉落的花瓣
Petal(200, t)
w.exitonclick()
T.done()
7、表白树
import random
import turtle
def love(x, y): # 在(x,y)处画爱心lalala
lv = turtle.Turtle()
lv.hideturtle()
lv.up()
lv.goto(x, y) # 定位到(x,y)
def curvemove(): # 画圆弧
for i in range(20):
lv.right(10)
lv.forward(2)
lv.color('red', 'pink')
lv.speed(0)
lv.pensize(1)
# 开始画爱心lalala
lv.down()
lv.begin_fill()
lv.left(140)
lv.forward(22)
curvemove()
lv.left(120)
curvemove()
lv.forward(22)
lv.write("{}".format("他-她"), font=("Arial", 10, "normal"), align="center")
lv.left(140) # 画完复位
lv.end_fill()
def tree(branchLen, t):
if branchLen > 5: # 剩余树枝太少要结束递归
if branchLen < 20: # 如果树枝剩余长度较短则变绿
t.color("green")
t.pensize(random.uniform((branchLen + 5) / 4 - 2, (branchLen + 6) / 4 + 5))
t.down()
t.forward(branchLen)
love(t.xcor(), t.ycor()) # 传输现在turtle的坐标
t.up()
t.backward(branchLen)
t.color("brown")
return
t.pensize(random.uniform((branchLen + 5) / 4 - 2, (branchLen + 6) / 4 + 5))
t.down()
t.forward(branchLen)
# 以下递归
ang = random.uniform(15, 45)
t.right(ang)
tree(branchLen - random.uniform(12, 16), t) # 随机决定减小长度
t.left(2 * ang)
tree(branchLen - random.uniform(12, 16), t) # 随机决定减小长度
t.right(ang)
t.up()
t.backward(branchLen)
def Fonts():
t.penup()
t.goto(-500, -300)
t.pencolor('black')
t.write("余生的快乐希望与你一起！^_^", font=('方正行黑简体', 30, 'normal'))
myWin = turtle.Screen()
t = turtle.Turtle()
t.hideturtle()
t.speed(0)
t.left(90)
t.up()
t.backward(200)
t.down()
t.color("brown")
t.pensize(32)
t.forward(60)
tree(100, t)
Fonts()
myWin.exitonclick()
8、圆舞曲
from turtle import *
def stop():
global running
running = False
def main():
global running
clearscreen()
bgcolor("gray10")
tracer(False)
shape("triangle")
f = 0.793402
phi = 9.064678
s = 5
c = 1
# create compound shape
sh = Shape("compound")
for i in range(10):
shapesize(s)
p =get_shapepoly()
s *= f
c *= f
tilt(-phi)
sh.addcomponent(p, (c, 0.25, 1-c), "black")
register_shape("multitri", sh)
# create dancers
shapesize(1)
shape("multitri")
pu()
setpos(0, -200)
dancers = []
for i in range(180):
fd(7)
tilt(-4)
lt(2)
update()
if i % 12 == 0:
dancers.append(clone())
home()
# dance
running = True
onkeypress(stop)
listen()
cs = 1
while running:
ta = -4
for dancer in dancers:
dancer.fd(7)
dancer.lt(2)
dancer.tilt(ta)
ta = -4 if ta > 0 else 2
if cs < 180:
right(4)
shapesize(cs)
cs *= 1.005
update()
return "DONE!"
if __name__=='__main__':
print(main())
mainloop()
9、哆啦A梦
import turtle
def flyTo(x, y):
turtle.penup()
turtle.goto(x, y)
turtle.pendown()
def drawEye():
turtle.tracer(False)
a = 2.5
for i in range(120):
if 0 <= i < 30 or 60 <= i < 90:
a -= 0.05
else:
a += 0.05
turtle.left(3)
turtle.fd(a)
turtle.tracer(True)
def beard():
""" 画胡子， 一共六根
"""
# 左边第一根胡子
flyTo(-37, 135)
turtle.seth(165)
turtle.fd(60)
# 左边第二根胡子
flyTo(-37, 125)
turtle.seth(180)
turtle.fd(60)
# 左边第三根胡子
flyTo(-37, 115)
turtle.seth(193)
turtle.fd(60)
# 右边第一根胡子
flyTo(37, 135)
turtle.seth(15)
turtle.fd(60)
# 右边第二根胡子
flyTo(37, 125)
turtle.seth(0)
turtle.fd(60)
# 右边第三根胡子
flyTo(37, 115)
turtle.seth(-13)
turtle.fd(60)
def drawRedScarf():
""" 画围巾
"""
turtle.fillcolor("red") # 填充颜色
turtle.begin_fill()
turtle.seth(0) # 朝向右
turtle.fd(200) # 前进10个单位
turtle.circle(-5, 90)
turtle.fd(10)
turtle.circle(-5, 90)
turtle.fd(207)
turtle.circle(-5, 90)
turtle.fd(10)
turtle.circle(-5, 90)
turtle.end_fill()
def drawMouse():
flyTo(5, 148)
turtle.seth(270)
turtle.fd(100)
turtle.seth(0)
turtle.circle(120, 50)
turtle.seth(230)
turtle.circle(-120, 100)
def drawRedNose():
flyTo(-10, 158)
turtle.fillcolor("red") # 填充颜色
turtle.begin_fill()
turtle.circle(20)
turtle.end_fill()
def drawBlackdrawEye():
turtle.seth(0)
flyTo(-20, 195)
turtle.fillcolor("#000000") # 填充颜色
turtle.begin_fill()
turtle.circle(13)
turtle.end_fill()
turtle.pensize(6)
flyTo(20, 205)
turtle.seth(75)
turtle.circle(-10, 150)
turtle.pensize(3)
flyTo(-17, 200)
turtle.seth(0)
turtle.fillcolor("#ffffff")
turtle.begin_fill()
turtle.circle(5)
turtle.end_fill()
flyTo(0, 0)
def drawFace():
turtle.forward(183) # 前行183个单位
turtle.fillcolor("white") # 填充颜色为白色
turtle.begin_fill() # 开始填充
turtle.left(45) # 左转45度
turtle.circle(120, 100) # 右边那半边脸
turtle.seth(90) # 朝向向上
drawEye() # 画右眼睛
turtle.seth(180) # 朝向左
turtle.penup() # 抬笔
turtle.fd(60) # 前行60
turtle.pendown() # 落笔
turtle.seth(90) # 朝向上
drawEye() # 画左眼睛
turtle.penup() # 抬笔
turtle.seth(180) # 朝向左
turtle.fd(64) # 前进64
turtle.pendown() # 落笔
turtle.seth(215) # 修改朝向
turtle.circle(120, 100) # 左边那半边脸
turtle.end_fill() #
def drawHead():
""" 画了一个被切掉下半部分的圆
"""
turtle.penup() # 抬笔
turtle.circle(150, 40) # 画圆, 半径150，圆周角40
turtle.pendown() # 落笔
turtle.fillcolor("#00a0de") # 填充色
turtle.begin_fill() # 开始填充
turtle.circle(150, 280) # 画圆，半径150, 圆周角280
turtle.end_fill()
def drawAll():
drawHead()
drawRedScarf()
drawFace()
drawRedNose()
drawMouse()
beard()
flyTo(0, 0)
turtle.seth(0)
turtle.penup()
turtle.circle(150, 50)
turtle.pendown()
turtle.seth(30)
turtle.fd(40)
turtle.seth(70)
turtle.circle(-30, 270)
turtle.fillcolor("#00a0de")
turtle.begin_fill()
turtle.seth(230)
turtle.fd(80)
turtle.seth(90)
turtle.circle(1000, 1)
turtle.seth(-89)
turtle.circle(-1000, 10)
turtle.seth(180)
turtle.fd(70)
turtle.seth(90)
turtle.circle(30, 180)
turtle.seth(180)
turtle.fd(70)
turtle.seth(100)
turtle.circle(-1000, 9)
turtle.seth(-86)
turtle.circle(1000, 2)
turtle.seth(230)
turtle.fd(40)
turtle.circle(-30, 230)
turtle.seth(45)
turtle.fd(81)
turtle.seth(0)
turtle.fd(203)
turtle.circle(5, 90)
turtle.fd(10)
turtle.circle(5, 90)
turtle.fd(7)
turtle.seth(40)
turtle.circle(150, 10)
turtle.seth(30)
turtle.fd(40)
turtle.end_fill()
# 左手
turtle.seth(70)
turtle.fillcolor("#FFFFFF")
turtle.begin_fill()
turtle.circle(-30)
turtle.end_fill()
# 脚
flyTo(103.74, -182.59)
turtle.seth(0)
turtle.fillcolor("#FFFFFF")
turtle.begin_fill()
turtle.fd(15)
turtle.circle(-15, 180)
turtle.fd(90)
turtle.circle(-15, 180)
turtle.fd(10)
turtle.end_fill()
flyTo(-96.26, -182.59)
turtle.seth(180)
turtle.fillcolor("#FFFFFF")
turtle.begin_fill()
turtle.fd(15)
turtle.circle(15, 180)
turtle.fd(90)
turtle.circle(15, 180)
turtle.fd(10)
turtle.end_fill()
# 右手
flyTo(-133.97, -91.81)
turtle.seth(50)
turtle.fillcolor("#FFFFFF")
turtle.begin_fill()
turtle.circle(30)
turtle.end_fill()
# 口袋
flyTo(-103.42, 15.09)
turtle.seth(0)
turtle.fd(38)
turtle.seth(230)
turtle.begin_fill()
turtle.circle(90, 260)
turtle.end_fill()
flyTo(5, -40)
turtle.seth(0)
turtle.fd(70)
turtle.seth(-90)
turtle.circle(-70, 180)
turtle.seth(0)
turtle.fd(70)
# 铃铛
flyTo(-103.42, 15.09)
turtle.fd(90)
turtle.seth(70)
turtle.fillcolor("#ffd200")
turtle.begin_fill()
turtle.circle(-20)
turtle.end_fill()
turtle.seth(170)
turtle.fillcolor("#ffd200")
turtle.begin_fill()
turtle.circle(-2, 180)
turtle.seth(10)
turtle.circle(-100, 22)
turtle.circle(-2, 180)
turtle.seth(180 - 10)
turtle.circle(100, 22)
turtle.end_fill()
flyTo(-13.42, 15.09)
turtle.seth(250)
turtle.circle(20, 110)
turtle.seth(90)
turtle.fd(15)
turtle.dot(10)
flyTo(0, -150)
drawBlackdrawEye()
def main():
turtle.screensize(800, 6000, "#F0F0F0")
turtle.pensize(3)
turtle.speed(9)
drawAll()
if __name__ == "__main__":
main()
turtle.mainloop()
10、时钟
import turtle
from datetime import *
# 抬起画笔，向前运动一段距离放下
def Skip(step):
turtle.penup()
turtle.forward(step)
turtle.pendown()
def mkHand(name, length):
# 注册Turtle形状，建立表针Turtle
turtle.reset()
Skip(-length * 0.1)
# 开始记录多边形的顶点。当前的乌龟位置是多边形的第一个顶点。
turtle.begin_poly()
turtle.forward(length * 1.1)
# 停止记录多边形的顶点。当前的乌龟位置是多边形的最后一个顶点。将与第一个顶点相连。
turtle.end_poly()
# 返回最后记录的多边形。
handForm = turtle.get_poly()
turtle.register_shape(name, handForm)
def Init():
global secHand, minHand, hurHand, printer
# 重置Turtle指向北
turtle.mode("logo")
# 建立三个表针Turtle并初始化
mkHand("secHand", 135)
mkHand("minHand", 125)
mkHand("hurHand", 90)
secHand = turtle.Turtle()
secHand.shape("secHand")
minHand = turtle.Turtle()
minHand.shape("minHand")
hurHand = turtle.Turtle()
hurHand.shape("hurHand")
for hand in secHand, minHand, hurHand:
hand.shapesize(1, 1, 3)
hand.speed(0)
# 建立输出文字Turtle
printer = turtle.Turtle()
# 隐藏画笔的turtle形状
printer.hideturtle()
printer.penup()
def SetupClock(radius):
# 建立表的外框
turtle.reset()
turtle.pensize(7)
for i in range(60):
Skip(radius)
if i % 5 == 0:
turtle.forward(20)
Skip(-radius - 20)
Skip(radius + 20)
if i == 0:
turtle.write(int(12), align="center", font=("Courier", 14, "bold"))
elif i == 30:
Skip(25)
turtle.write(int(i / 5), align="center", font=("Courier", 14, "bold"))
Skip(-25)
elif (i == 25 or i == 35):
Skip(20)
turtle.write(int(i / 5), align="center", font=("Courier", 14, "bold"))
Skip(-20)
else:
turtle.write(int(i / 5), align="center", font=("Courier", 14, "bold"))
Skip(-radius - 20)
else:
turtle.dot(5)
Skip(-radius)
turtle.right(6)
def Week(t):
week = ["星期一", "星期二", "星期三", "星期四", "星期五", "星期六", "星期日"]
return week[t.weekday()]
def Date(t):
y = t.year
m = t.month
d = t.day
return "%s-%d-%d" % (y, m, d)
def Tick():
# 绘制表针的动态显示
t = datetime.today()
second = t.second + t.microsecond * 0.000001
minute = t.minute + second / 60.0
hour = t.hour + minute / 60.0
secHand.setheading(6 * second)
minHand.setheading(6 * minute)
hurHand.setheading(30 * hour)
turtle.tracer(False)
printer.forward(65)
printer.write(Week(t), align="center", font=("Courier", 14, "bold"))
printer.back(130)
printer.write(Date(t), align="center", font=("Courier", 14, "bold"))
printer.home()
turtle.tracer(True)
# 100ms后继续调用tick
turtle.ontimer(Tick, 100)
def main():
# 打开/关闭龟动画，并为更新图纸设置延迟。
turtle.tracer(False)
Init()
SetupClock(160)
turtle.tracer(True)
Tick()
turtle.done()
if __name__ == "__main__":
main()
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