“ python3来了,您准备好了吗?”
https://www.python.org/downloads/
选择python3.7版本
双击安装
安装成功后配置python的环境变量
新建系统变量PATH_HOME,变量值配置为python.exe所在路径,配置完成后再Path末尾添加;%PYTHON_HOME%;%PYTHON_HOME%\Scripts
打开cmd命令行,输入python --version查看
证明python已经安装成功了
这里推荐pycharm作为开发ide,下载地址:http://www.jetbrains.com/pycharm/download/#section=windows
安装完成后,新建python工程
创建完python工程后,来实现第一个python程序 hello testerbang
实例:
查看运行结果,右键选择Run "hello_testerbang"
验证结果:
3、practise:用python3自带的turtle类库画测试邦标志
实例代码:
import turtle """ 使用python3的turtle库绘制testerbang标志 """ turtle.color('#05CDFF') turtle.pensize(20) turtle.circle(100) turtle.penup() turtle.goto(-60, 150) turtle.pendown() turtle.begin_fill() turtle.fillcolor('#05CDFF') for i in range(1, 5): if i % 2 == 1: n = 120 elif i % 2 == 0: n = 30 turtle.forward(n) turtle.right(90) turtle.end_fill() turtle.penup() turtle.goto(-15, 130) turtle.pendown() turtle.begin_fill() turtle.fillcolor('#05CDFF') for i in range(1, 5): if i % 2 == 1: n = 30 elif i % 2 == 0: n = 100 turtle.forward(n) turtle.right(90) turtle.end_fill() turtle.penup() turtle.goto(-30, 125) turtle.pendown() turtle.begin_fill() turtle.fillcolor('#FFFFFF') turtle.pensize(1) turtle.circle(10) turtle.end_fill() turtle.penup() turtle.goto(30, 125) turtle.pendown() turtle.begin_fill() turtle.fillcolor('#FFFFFF') turtle.pensize(1) turtle.circle(10) turtle.end_fill() t= turtle.Turtle() t.penup() t.goto(-50, -55) t.pendown() t.write("测试帮", font=("微软雅黑", 28, "normal")) #fonttype有normal, bold, italic, underline t.penup() t.goto(-90, -85) t.pendown() t.write("专注测试技术推广落地", font=("Arial", 14, "bold")) #fonttype可以自由组合,如"bold italic" turtle.done()
运行结果: