Pandas get topmost n records within each group

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Music by Eric Matyas
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Track title: Breezy Bay

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Chapters
00:00 Question
01:20 Accepted answer (Score 293)
02:00 Answer 2 (Score 190)
02:54 Answer 3 (Score 19)
03:13 Answer 4 (Score 9)
03:39 Thank you

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Full question
https://stackoverflow.com/questions/2006...

Question links:
[row_number()]: https://learn.microsoft.com/en-us/sql/t-...

Answer 1 links:
[Since 0.14.1]: https://github.com/pydata/pandas/issues/...
[From 0.17.1]: https://github.com/pydata/pandas/pull/10...

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Tags
#python #pandas #groupby #greatestnpergroup #windowfunctions

#avk47