Remove substring only at the end of string

Question

I have a bunch of strings, some of them have \' rec\'. I want to remove that only if those are the last 4 characters.

So in other words I have

Answer 1

Taking inspiration from @David Foster's answer, I would do

def _remove_suffix(text, suffix):
    if text is not None and suffix is not None:
        return text[:-len(suffix)] if text.endswith(suffix) else text
    else:
        return text

Reference: Python string slicing