john-bodley commented on a change in pull request #5274: [get_df] Fix datetime
conversion
URL:
https://github.com/apache/incubator-superset/pull/5274#discussion_r198326086
##########
File path: superset/viz.py
##########
@@ -197,13 +197,11 @@ def get_df(self, query_obj=None):
# be considered as the default ISO date format
# If the datetime format is unix, the parse will use the corresponding
# parsing logic.
- if df is None or df.empty:
- return pd.DataFrame()
- else:
+ if not df.empty:
Review comment:
The check was only there because we were mocking the pandas.DataFrame. The
data is obtained from
[pandas.read_sql_query](https://pandas.pydata.org/pandas-docs/version/0.22.0/generated/pandas.read_sql_query.html)
which returns a pandas.DataFrame object.
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