/ featuretools Public
Fix multi-output features not created when there is no child data #834
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Fix multi-ouput features not created when there is no child data
When there is no child data,
KeyErrorbecause multi-output features are not created. The expected behaviour is to have those features represented by columns filled by numpy.nan, as it is the case with regular features.
Here is minimal reproducible example:
Created on 2019-12-05 by the reprexpy package
This PR fixes the bug and adds a test for multi-output feature in