Pandas creating new column based on consecutive duplicates

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Music by Eric Matyas
https://www.soundimage.org
Track title: Cosmic Puzzle

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Chapters
00:00 Question
00:57 Accepted answer (Score 2)
01:54 Answer 2 (Score 2)
02:08 Answer 3 (Score 0)
02:21 Thank you

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Full question
https://stackoverflow.com/questions/6817...

Accepted answer links:
[groupby ngroup]: https://pandas.pydata.org/docs/reference...
[cumsum]: https://pandas.pydata.org/docs/reference...

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Tags
#python #pandas #numpy #boolean #shift

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