[issue8538] Add FlagAction to argparse

[Ken Williams]

Ken Williams <kenahoo at gmail.com> added the comment:

@vstinner - I don't think that conclusion is correct, here is a very highly-upvoted answer on SO that indicates a lot of people are still looking for this:

https://stackoverflow.com/a/15008806/169947

I myself asked a related (more focused?) question where I was directed here:

https://stackoverflow.com/q/53937481/169947

I'm guessing the right thing to do now would be refocus the merge request in a new ticket - is this still the right tracker?

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nosy: +Ken Williams

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