教你使用python画一朵花送女朋友

本文实例为大家分享了用python画一朵花的具体代码，供大家参考，具体内容如下

第一种，画法

from turtle import *
import time

setup(600,800,0,0)
speed(0)
penup()
seth(90)
fd(340)
seth(0)
pendown()

speed(5)
begin_fill()
fillcolor('red')
circle(50,30)

for i in range(10):
fd(1)
left(10)

circle(40,40)

for i in range(6):
fd(1)
left(3)

circle(80,40)

for i in range(20):
fd(0.5)
left(5)

circle(80,45)

for i in range(10):
fd(2)
left(1)

circle(80,25)

for i in range(20):
fd(1)
left(4)

circle(50,50)

time.sleep(0.1)

circle(120,55)

speed(0)

seth(-90)
fd(70)

right(150)
fd(20)

left(140)
circle(140,90)

left(30)
circle(160,100)

left(130)
fd(25)

penup()
right(150)
circle(40,80)
pendown()

left(115)
fd(60)

penup()
left(180)
fd(60)
pendown()

end_fill()

right(120)
circle(-50,50)
circle(-20,90)

speed(1)
fd(75)

speed(0)
circle(90,110)

penup()
left(162)
fd(185)
left(170)
pendown()
circle(200,10)
circle(100,40)
circle(-52,115)
left(20)
circle(100,20)
circle(300,20)
speed(1)
fd(250)

penup()
speed(0)
left(180)
fd(250)
circle(-300,7)
right(80)
circle(200,5)
pendown()

left(60)
begin_fill()
fillcolor('green')
circle(-80,100)
right(90)
fd(10)
left(20)
circle(-63,127)
end_fill()

penup()
left(50)
fd(20)
left(180)

pendown()
circle(200,25)

penup()
right(150)

fd(180)

right(40)
pendown()
begin_fill()
fillcolor('green')
circle(-100,80)
right(150)
fd(10)
left(60)
circle(-80,98)
end_fill()

penup()
left(60)
fd(13)
left(180)

pendown()
speed(1)
circle(-200,23)

exitonclick()

第二种，画法

import turtle
import math

def p_line(t, n, length, angle):
"""Draws n line segments."""
for i in range(n):
t.fd(length)
t.lt(angle)

def polygon(t, n, length):
"""Draws a polygon with n sides."""
angle = 360 / n
p_line(t, n, length, angle)

def arc(t, r, angle):
"""Draws an arc with the given radius and angle."""
arc_length = 2 * math.pi * r * abs(angle) / 360
n = int(arc_length / 4) + 1
step_length = arc_length / n
step_angle = float(angle) / n

# Before starting reduces, making a slight left turn.
t.lt(step_angle / 2)
p_line(t, n, step_length, step_angle)
t.rt(step_angle / 2)

def petal(t, r, angle):
"""Draws a 花瓣 using two arcs."""
for i in range(2):
arc(t, r, angle)
t.lt(180 - angle)

def flower(t, n, r, angle, p):
"""Draws a flower with n petals."""
for i in range(n):
petal(t, r, angle)
t.lt(p / n)

def leaf(t, r, angle, p):
"""Draws a 叶子 and fill it."""
t.begin_fill() # Begin the fill process.
t.down()
flower(t, 1, r, angle, p)
t.end_fill()

def main():
window = turtle.Screen() # creat a screen
window.bgcolor("white")
window.title("draw a flower")
lucy = turtle.Turtle()
lucy.shape("turtle")
lucy.color("red")
lucy.width(3)
# lucy.speed(10)

# Drawing flower
flower(lucy, 7, 60, 100, 360)

# Drawing pedicel
lucy.color("brown")
lucy.rt(90)
lucy.fd(200)

# Drawing leaf 1
lucy.width(1)
lucy.rt(270)
lucy.color("green")
leaf(lucy, 40, 80, 180)
lucy.rt(140)
lucy.color("black")
lucy.fd(30)
lucy.lt(180)
lucy.fd(30)

# Drawing leaf 2
lucy.rt(120)
lucy.color("green")
leaf(lucy, 40, 80, 180)
lucy.color("black")
lucy.rt(140)
lucy.fd(30)
lucy.ht() # hideturtle
window.exitonclick()

main()

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来源：https://www.cnblogs.com/lyox/p/8668167.html