用 Python 画棵樱花送女朋友

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[color=#4d4d4d][font=-apple-system, &quot][size=16px]用一个不熟悉的语言，画棵樱花树送给女朋友吧，代码也可以很浪漫。[/size][/font][/color]
[b]一. 绘制步骤[/b][b]1. 环境安装[/b][p=26, null, left][color=rgb(77, 77, 77)][font=-apple-system, &quot][size=16px]可以参考之前的博客：[/size][/font][/color][/p][p=26, null, left][color=rgb(77, 77, 77)][font=-apple-system, &quot][size=16px][url=https://blog.csdn.net/j1231230/article/details/108731170?spm=1001.2014.3001.5501]Python 爬虫实现：抓取电影网站信息并入库[/url][/size][/font][/color][/p][b]2. 图片美化[/b][p=26, null, left][color=rgb(77, 77, 77)][font=-apple-system, &quot][size=16px]之前没怎么用过 Python，就对别人的代码进行分析和效果优化好啦，顺便学习一下。[/size][/font][/color][/p][p=26, null, left][color=rgb(77, 77, 77)][font=-apple-system, &quot][size=16px]这个是原来的效果图，有点灰蒙蒙的，微微改动，让它明媚一点。[/size][/font][/color][/p][p=26, null, left][color=rgb(77, 77, 77)][font=-apple-system, &quot][size=16px] [/size][/font][/color][/p][p=26, null, left][color=rgb(77, 77, 77)][font=-apple-system, &quot][size=16px]修改之后的代码：[/size][/font][/color][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]from turtle import *[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]from random import *[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]from math import *[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]
[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]def tree(n,l):[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]    pd()#下笔[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]    #阴影效果[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]    t = cos(radians(heading()+45))/8+0.25[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]    pencolor(t,t,t)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]    pensize(n/3)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]    forward(l)#画树枝[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]
[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]    if n>0:[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        b = random()*15+10 #右分支偏转角度[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        c = random()*15+10 #左分支偏转角度[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        d = l*(random()*0.25+0.7) #下一个分支的长度[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        #右转一定角度,画右分支[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        right(b)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        tree(n-1,d)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        #左转一定角度，画左分支[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        left(b+c)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        tree(n-1,d)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        #转回来[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        right(c)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]    else:[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        #画叶子[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        right(90)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        n=cos(radians(heading()-45))/4+0.5[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        ran=random()[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        #这里相比于原来随机添加了填充的圆圈，让樱花叶子看起来更多一点[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        if(ran>0.7):[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            begin_fill()[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            circle(3)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            fillcolor('pink')[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        #把原来随机生成的叶子换成了统一的粉色[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        pencolor("pink")[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        circle(3)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        if(ran>0.7):[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            end_fill()[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        left(90)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        #添加0.3倍的飘落叶子[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]        if(random()>0.7):[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            pu()[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            #飘落[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            t = heading()[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            an = -40 +random()*40[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            setheading(an)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            dis = int(800*random()*0.5 + 400*random()*0.3 + 200*random()*0.2)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            forward(dis)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            setheading(t)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            #画叶子[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            pd()[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            right(90)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            n = cos(radians(heading()-45))/4+0.5[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            pencolor(n*0.5+0.5,0.4+n*0.4,0.4+n*0.4)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            circle(2)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            left(90)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            pu()[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            #返回[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            t=heading()[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            setheading(an)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            backward(dis)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]            setheading(t)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]    pu()[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]    backward(l)#退回[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]    [/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]bgcolor(0.956,0.9255,0.9882)#设置背景色（把灰色换成淡紫色）[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]ht()#隐藏turtle[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]speed(0)#速度 1-10渐进，0 最快[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]tracer(0,0)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]pu()#抬笔[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]backward(50)[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]left(90)#左转90度[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]pu()#抬笔[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]backward(300)#后退300[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]tree(12,100)#递归7层[/color][/font][/p][p=26, null, left][font=-apple-system, SF UI Text, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, WenQuanYi Micro Hei, sans-serif][color=#4d4d4d]done()[/color][/font][/p]
[color=#4d4d4d][font=-apple-system, &quot][size=16px]之后的效果温暖一点，喜欢这种更有温度的色调：[/size][/font][/color]
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wolfree

好漂亮的花花呀，拿来能哄女朋友吗