as described in the docs for str.maketrans() method:
Quote:If there is a third argument, it must be a string, whose characters will be mapped to None in the result.in this particular case the first and second argument are irrelevant - the goal is to map all punctuation chars to
None. The numbers (the keys) are Unicode ordinals for punctuation chars
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How to Ask Questions The Smart Way: link and another link
Create MCV example
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How to Ask Questions The Smart Way: link and another link
Create MCV example
Debug small programs