How Can You Emulate Do-While Loops in Python?

If you came to Python from a language like C, C++, Java, or JavaScript, then you may be missing their do-while loop construct. A do-while loop is a common control flow statement that executes its code block at least once, regardless of whether the loop condition is true or false. This behavior relies on the fact that the loop condition is evaluated at the end of each iteration. So, the first iteration always runs.

One of the most common use cases for this type of loop is accepting and processing the user’s input. Consider the following example written in C:

#include 

int main()
 
 

 
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