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Non mutating apply should return a DataFrame if using [[:x]] #55

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glennmoy opened this issue Mar 17, 2021 · 0 comments · Fixed by #61
Closed

Non mutating apply should return a DataFrame if using [[:x]] #55

glennmoy opened this issue Mar 17, 2021 · 0 comments · Fixed by #61
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@glennmoy
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This is the DataFrame API

julia> FeatureTransforms.apply(df, p; cols=[:a])
1-element Array{Array{Int64,1},1}:
 [1, 8, 27, 64, 125]

julia> FeatureTransforms.apply(df, p; cols=[[:a]])
1-element Array{Array{Array{Int64,1},1},1}:
 [[1, 8, 27, 64, 125]]
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