Comment (by Liwei Ji):

Hi @Roland Haas ,
I made some mistakes and ended up creating a new pull request

https://bitbucket.org/eschnett/carpet/pull-requests/51/carpet-add-par-to-split-interior-points

sorry for the troubles and huge delay.

I think I have modify the pull request according to you suggestions.

Could you please take a look? Thanks.

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Ticket URL: https://bitbucket.org/einsteintoolkit/tickets/issues/2601/add-four-more-parameters-for-carpet