Add new attributes into the Pie Chart

[ganshanshan]

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In my project , we enhance the pie viz that add three new attributes : Half circle,Pad Angle,Corner Radius.
with this attributes we can get the pie like that

Superset version

0.13.2

Expected results

1.Half circle
2.Pad Angle
3.Corner Radius

Actual results

Only like that

Steps to reproduce

New feature.

[xrmx]

Thanks for the PR! You don't need to open an issue if you are opening a PR shortly. Issues are useful for discussing issues / features / enhancements before coding them.

[ganshanshan]

@xrmx thanks very much.I will follow your advice next time.

[mistercrunch]

Notice: this issue has been closed because it has been inactive for 514 days. Feel free to comment and request for this issue to be reopened.