How do I Pandas group-by to get sum?

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Music by Eric Matyas
Track title: Hypnotic Puzzle4

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00:00 Question
00:50 Accepted answer (Score 422)
01:20 Answer 2 (Score 256)
01:33 Answer 3 (Score 196)
02:14 Answer 4 (Score 61)
02:39 Thank you

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Tags
#python #pandas #dataframe #groupby #aggregate

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