A simple state machine input loop in Python

Python 中一个简单的状态机输入循环

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I'm going to run through a loop, and I'm going to request some input, which I'm going to read in with raw input.

我要运行一个循环，我需要一些输入，需要读入一些原始的输入。

麻省理工公开课 - 计算机科学及编程导论课程节选

I probably whip out a do while loop very rarely, but very often when programming games or any program that takes user input and has to check that user input and yell at the user if they're messing with you or aren't providing what's expected.

我可能很少用do，while，循环，但常常是,当编制程序游戏或需要用户输入的程序是,需要检查用户的输入并提醒用户,如果他们干扰了你,或没有提供所期望的输入。

哈佛公开课 - 计算机科学课程节选

The importance lies in the speed of the feedback loop, taking data from input through to decision.

FORBES: Volume

When one or more input strands bind to complementary sequences on the loop, the loop breaks, activating the DNAzyme and switching the gate on.

ECONOMIST: DNA computing