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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