[color consistency][pie chart] Confused color behavior When #series is one more than #color in pie chart

[jinghua-qa]

When #series is one more than #color, pie chart has 2 consecutive same color

How to reproduce the bug

1. Go to cleaned sales data
2. create a pie chart with Metric for count(*) and group by month
3. Select color theme Echart v4.x colors
4. Observe the color of the 1st section and last section on pie chart

Expected results

1st section and last section in pie chart in different color

Actual results

1st section and last section in pie chart in same color and seem connected

Screenshots

Environment

(please complete the following information):

• browser type and version:
• superset version: master
• python version: python --version
• node.js version: node -v
• any feature flags active:

Checklist

Make sure to follow these steps before submitting your issue - thank you!

• I have checked the superset logs for python stacktraces and included it here as text if there are any.
• I have reproduced the issue with at least the latest released version of superset.
• I have checked the issue tracker for the same issue and I haven't found one similar.

Additional context

Add any other context about the problem here.

[stale]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions. For admin, please label this issue .pinned to prevent stale bot from closing the issue.

[rusackas]

Optimistically closing this since there has been a lot of progress made in this area since this was filed. @jinghua-qa or @geido please feel free to re-open if you observe/suspect this is still an issue.

[rusackas]

Optimistically closing this since there has been a lot of progress made in this area since this was filed. @jinghua-qa or @geido please feel free to re-open if you observe/suspect this is still an issue.