title("Heartbeat Animation") turtle.speed(2) # 循环显示心跳动画 while True: heartbeat() 在这个例子中,我们定义了一个draw_heart函数用于绘制爱心,以及一个heartbeat函数来模拟心跳效果。在主循环中,我们调用heartbeat函数,然后清除画布,以实现心跳的效果。 你可以将这段代码保存为一个.py文件并在本地运行,...
“` import turtle def draw_heart(): turtle.color(‘red’) turtle.begin_fill() turtle.left(140) turtle.forward(180) turtle.circle(-90, 200) turtle.left(120) turtle.circle(-90, 200) turtle.forward(180) turtle.end_fill() draw_heart() turtle.done() “`解读代码: 上述代码使用了Python的...
The Turtle library of Python allows users to draw and create simple graphics. As the "turtle" moves around the canvas, it leaves a trail of lines and shapes. Generally, turtle graphics are used to teach beginners programming because of their simplicity and visual feedback. Turtle also offers ...
有趣的Python代码分享 小猪佩奇 # coding:utf-8fromturtleimport*defnose(x,y):#鼻子pu()goto(x,y)pd()seth(-30)begin_fill()a=0.4foriinrange(120):if0<=i<30or60<=i<90:a=a+0.08lt(3)#向左转3度fd(a)#向前走a的步长else:a=a-0.08lt(3)fd(a)end_fill()pu()seth(90)fd(25)seth(0...
A peaceful animation of a fish tank. Press Ctrl-C to stop. Similar to ASCIIQuarium or @EmojiAquarium, but mine is based on an older ASCII fish tank program for DOS. https://robobunny.com/projects/asciiquarium/html/ https://twitter.com/EmojiAquarium ...
HEIGHT - 1)): kelp['segments'].append(random.choice(['(', ')'])) KELPS.append(kelp) # Run the simulation: STEP = 1 while True: simulateAquarium() drawAquarium() time.sleep(1 / FRAMES_PER_SECOND) clearAquarium() STEP += 1 def getRandomColor(): """Return a string of a random...
:print('This program requires the bext module, which you')print('can install by following the instructions at')print('https://pypi.org/project/Bext/')sys.exit()# Set up the constants:WIDTH,HEIGHT=bext.size()# We can't print to the last column on Windows without it adding a...
It's the heart of any Tkinter application, it handles events, user interactions, and rendering updates to the GUI. Without calling mainloop(), a Tkinter application would open a window and immediately close it, or not open it at all, since the program would reach its end without waiting ...
If you’ve been following along in Python Basics, then you’ll remember from Chapter 12, “File Input and Output,” that all open files should be closed before a program terminates. The PdfReader object does all of this for you, so you don’t need to worry about opening or closing ...
Draw a Polygon 1. 2. 2.点击添加多边形点。 鼠标左键点出所需区域。 3.区域边框为红色。 鼠标右键点击自动航点。survey grid(测量网) survey grid(测量网) 1. 4.输入数据。 Simple普通菜单如下: Altitude[m]:飞行高度 Angle[deg]:角度,deg是degree(度)的缩写 ...