How to undo the wrong typing in python

Recall method: Under the Windows operating system, you can use "backspace" to recall the entered characters; under some Unix-like systems, you can use "delete" to recall the entered characters; under Ubuntu, use " ctrl backspace" to recall the entered characters.

The operating environment of this tutorial: windows7 system, python3 version, Dell G3 computer.

How to delete input errors in python?

Python's commonly used input function raw_input(), if you make a mistake during the input process, you cannot backspace to cancel the entered characters like you can on the command line, and you have to re-enter.

How can I cancel the input character backspace similar to the command line?

This problem is caused by different operating systems:

• Under the Windows operating system, if raw_input() makes a mistake during the input process, you can use backspace cancels the entered characters;

• In some Unix-like systems, delete is used instead of backspace;

• Under Ubuntu , delete will not work, but ctrl backspace will.

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