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erikrit pushed a commit to branch revert-9671-viz_empty_results
in repository https://gitbox.apache.org/repos/asf/incubator-superset.git

commit cee0b31113e51f472df943b066bab80abdb544a0
Author: Erik Ritter <[email protected]>
AuthorDate: Wed May 6 11:16:56 2020 -0700

    Revert "FilterBox,BigNumber,WorldMap: Handle empty results (#9671)"
    
    This reverts commit 865a9096906c5c564d86c422fc3bd35e9a3444bd.
---
 superset/viz.py | 10 +---------
 1 file changed, 1 insertion(+), 9 deletions(-)

diff --git a/superset/viz.py b/superset/viz.py
index 1a176f4..c167329 100644
--- a/superset/viz.py
+++ b/superset/viz.py
@@ -1143,9 +1143,6 @@ class BigNumberViz(BaseViz):
         return d
 
     def get_data(self, df: pd.DataFrame) -> VizData:
-        if df.empty:
-            return None
-
         df = df.pivot_table(
             index=DTTM_ALIAS,
             columns=[],
@@ -1881,9 +1878,6 @@ class WorldMapViz(BaseViz):
         return qry
 
     def get_data(self, df: pd.DataFrame) -> VizData:
-        if df.empty:
-            return None
-
         from superset.examples import countries
 
         fd = self.form_data
@@ -1958,7 +1952,7 @@ class FilterBoxViz(BaseViz):
             col = flt.get("column")
             metric = flt.get("metric")
             df = self.dataframes.get(col)
-            if df is not None and not df.empty:
+            if df is not None:
                 if metric:
                     df = df.sort_values(
                         utils.get_metric_name(metric), ascending=flt.get("asc")
@@ -1973,8 +1967,6 @@ class FilterBoxViz(BaseViz):
                         {"id": row[0], "text": row[0]}
                         for row in df.itertuples(index=False)
                     ]
-        if not d:
-            return None
         return d
 
 

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