Python code to cause a backspace keystroke? -

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i keep finding ways map backspace key differently, that's not i'm after.

i'm in program writing python code, , want write line of code causes program think hit backspace key in gui (as backspace key deletes something)

how code in backspace key stroke?

the character backspace '\b' sounds want affect gui.

if program changes gui, delete last character active input field.


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