mistercrunch closed pull request #4380: [error handling] 'Time Comparison'
query returns no data
URL: https://github.com/apache/incubator-superset/pull/4380
This is a PR merged from a forked repository.
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diff --git a/superset/viz.py b/superset/viz.py
index d66884a3b6..d9addda5f0 100644
--- a/superset/viz.py
+++ b/superset/viz.py
@@ -1127,10 +1127,11 @@ def run_extra_queries(self):
query_object['to_dttm'] -= delta
df2 = self.get_df_payload(query_object).get('df')
- df2[DTTM_ALIAS] += delta
- df2 = self.process_data(df2)
- self.extra_chart_data = self.to_series(
- df2, classed='superset', title_suffix='---')
+ if df2 is not None:
+ df2[DTTM_ALIAS] += delta
+ df2 = self.process_data(df2)
+ self.extra_chart_data = self.to_series(
+ df2, classed='superset', title_suffix='---')
def get_data(self, df):
df = self.process_data(df)
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