In this code, we import theturtlemodule and create a turtle objectt. We then use aforloop to draw a square by moving the turtle forward by 100 units and turning right by 90 degrees four times. Finally, we callturtle.done()to keep the graphics window open after drawing the square. Maki...
import turtle bob = turtle.Turtle() print(bob) turtle.mainloop() turtle模块(小写的t)提供了一个叫作Turtle的函数(大写的T),这个函数会创建一个Turtle对象,我们将其赋值给名为bob的变量。打印bob的话,会输出下面这样的结果: <turtle.Turtle object at 0xb7bfbf4c> 这意味着,bob指向一个类型为Turtle的对象...
# # Move segment 0 to where the head is # if len(tail) > 0: # x = head.xcor() # y = head.ycor() # tail[0].goto(x, y) # turtle.ontimer(game_loop, 100) def main(): game_area() # turtle.done() initial_food() food_timer() initial_snake() button() game_loop() wn...
通常的语句块放在try块中错误处理的语句放在except块中始终执行的语句放在finally块中raise 语句抛出一个指定的异常。try: #some code here raise MyException except MyException: print("MyException encoutered") finally: print("Arrive finally") x = 10if x > 5: raise Exception('x 不...
我用了3个循环: loop 3(4): loop 2(8): loop 1(4): 第一个循环重复4次并绘制1个正方形的边 第二个循环将第一个循环运行8次,因此它将相邻绘制8个正方形 第三个循环运行第二个循环4次,因此它绘制了4条8平方的直线。这个区域有32个细胞。 My code: import turtle, tkinter, datetime, timeturtle....
tur.circle(90)It is used for drawing a circle with the help of a turtle. from turtle import * import turtle as tur tur.circle(90) Output: After running the above code we get the following output in which we see a circle is drawn with the help of a turtle. ...
五、龙之境 原文:inventwithpython.com/invent4thed/chapter5.html 译者:飞龙 协议:CC BY-NC-SA 4.0 本章中您将创建的游戏名为龙之境。玩家需要在两个洞穴之间做出选择,这两个洞穴分别藏有宝藏和一定的厄运。 如何玩龙之境 在这个游戏中,玩家身处
turtle Tk 窗口中的海龟绘图库。Tkinter 拾遗 This section is not designed to be an exhaustive tutorial on either Tk or Tkinter. For that, refer to one of the external resources noted earlier. Instead, this section provides a very quick orientation to what a Tkinter application looks like, ident...
1import tutle2bob =turtle.Turtle()3print(bob)4turtle.mainloop() 运行mypolygon.py,结果如下: 1wangju@wangju-GL53VD:~$ python3 mypolygon.py2<turtle.Turtleobjectat0x7f44a642da58> 若要画一个朝右的角,在程序中(建立bob实例之后,调用mainloop之前)添加如下代码: ...
In this example, theupdate_time()function is called initially and then scheduled to run every 1000 milliseconds (1 second) using theafter()method. This allows the time to be updated continuously while the main event loop is running.