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Answers and rating deltas for
How to add one column according to the order after `groupby` in pandas?
| Author | Votes | Δ |
|---|---|---|
| Akshay Kandul | 4 | +3.69 |
| Allen Qin | 1 | -0.46 |
Last visited: Oct 27, 2017, 7:18:27 AM