如何让Python程序等待几秒?学校Chromebook上的打印程序过快无法阅读
给随机数打印程序添加等待功能
直接用Python标准库的time模块里的sleep()函数就行,不需要额外安装,完全适配你的Chromebook环境。
具体操作:
- 先在代码开头导入time模块:
from random import randint import time # 新增这行 - 在循环的最后加上
sleep()函数,括号里填你想要等待的秒数(支持小数,比如0.5就是等待半秒):while True: # 原来生成随机数和判断的代码保持不变 ... time.sleep(1) # 新增这行,每次循环后等待1秒
修改后的完整代码:
from random import randint import time while True: a = randint(0,999999) b = randint(0,999999) c = randint(0,999999) if (a <= b) or (a <= c): print("variable 'a' has been printed") print(a) elif (b <= a) or (b <= c): print("variable 'b' has been printed") # 修正原代码里提示与输出变量不匹配的问题 print(b) elif (c <= a) or (c <= b): print("variable 'c' has been printed") print(c) elif (a == b): print("Combo of 'a' + 'b'") print(a + b) elif (a == c): print("Combo of 'a' + 'c'") print(a + c) elif (b == c): print("Combo of 'b' + 'c'") print(b + c) time.sleep(1) # 等待1秒,可根据需要自行调整秒数
内容的提问来源于stack exchange,提问作者ScratchProgrammerDoggo
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