[incubator-superset] 06/26: fix: pie chart multiple groupbys (#10391)

[vi...@apache.org]

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villebro pushed a commit to branch 0.37
in repository https://gitbox.apache.org/repos/asf/incubator-superset.git

commit 1c7022e452efa2b8824b7c73882674715aaff382
Author: Ville Brofeldt <33...@users.noreply.github.com>
AuthorDate: Thu Jul 23 09:22:48 2020 +0300

    fix: pie chart multiple groupbys (#10391)
---
 superset/viz.py | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/superset/viz.py b/superset/viz.py
index 8cb2aa6..3ce9434 100644
--- a/superset/viz.py
+++ b/superset/viz.py
@@ -1547,10 +1547,10 @@ class DistributionPieViz(NVD3Viz):
         if df.empty:
             return None
         metric = self.metric_labels[0]
-        df = df.pivot_table(index=self.groupby, values=[metric])
-        df.sort_values(by=metric, ascending=False, inplace=True)
-        df = df.reset_index()
-        df.columns = ["x", "y"]
+        df = pd.DataFrame(
+            {"x": df[self.groupby].agg(func=", ".join, axis=1), "y": df[metric]}
+        )
+        df.sort_values(by="y", ascending=False, inplace=True)
         return df.to_dict(orient="records")