2013年7月30日 · if Join == 'yes' or 'Yes': This is always true. Python reads it as: if (Join == 'yes') or 'Yes': The second half of the or, being a non-empty string, is always true, so the whole expression is always true because anything or true is true. You can fix this by explicitly comparing Join to both values: if Join == 'yes' or Join == 'Yes':

2018年5月24日 · I want to be able to do something if the user says yes, do something else if the user says no, and repeat the question if the user inputs something that isn’t yes or no. Here is my code : def yes_or_no(): YesNo = input("Yes or No?")

2016年11月24日 · You need to compare the variable that stores the users input with the thing you are comparing it to. In this case using the ==. Below is revised code off your example: print("Are you a mutant?") print("Your application to Xavier's School for Gifted Youngsters has been accepted") print("Your application was not successful on this occassion")

2024年4月9日 · To ask the user a yes/no question: Use the input() function to take input from the user. Perform an action if either condition is met. We used the input() function to take input from the user. The if statement checks if the user entered yes and prints a message.

20 小时之前 · 本文深入讲解了Python中的条件控制流——`if-elif-else`语句。首先，我们从基础的单条件`if`语句开始，逐步扩展到多条件判断。接着，我们结合实际应用场景，如用户输入处理和成绩判定，展示了`if-elif-else`语句在编程中的重要性。最后，我们提供了三个练习题，帮助读者巩固所 …

2021年12月9日 · Use while true with if statement and break statement to create a While loop yes or no in Python. Simple if while condition equal to “N” then wait for the user input of Y before exiting. The basic syntax of a while loop in Python is as follows: while condition: # Code block to be executed while the condition is True # ...

In this guide, we will explore the basics of the Python Yes/No loop, including its syntax and how to use it with if/else statements. We will also cover more advanced techniques, such as using control statements like break and continue, and provide practical examples of how this loop can be used in real-world applications.

Python程序语言指定任何非0和非空（null）值为true，0 或者 null为false。 Python 编程中 if 语句用于控制程序的执行，基本形式为： if 判断条件： 执行语句…… else： 执行语句……

2024年8月9日 · Below is the flowchart by which we can understand how to use if-else statement in Python: In this example, the code assigns the value 3 to variable x and uses an if..else statement to check if x is equal to 4. If true, it prints “Yes”; otherwise, it prints “No,” demonstrating a conditional branching structure.

2019年12月8日 · How do i make Python say: If user input equals Y or N (yes or no), then do something? You're almost there. You need to assign your input to your variable. question = input('Anything else? (Y or N)') Then you can use it in your if …