count_unique
Counts the number of unique elements in each list/array of the input column.
Usage
The following example shows how the step can be used in a recipe.
Examples
Examples
This step has no configuration parameters, so it’s simply:
This step has no configuration parameters, so it’s simply:
General syntax for using the step in a recipe. Shows the inputs and outputs the step is expected to receive and will produce respectively. For futher details see sections below.
Inputs & Outputs
The following are the inputs expected by the step and the outputs it produces. These are generally
columns (ds.first_name), datasets (ds or ds[["first_name", "last_name"]]) or models (referenced
by name e.g. "churn-clf").
Inputs
Inputs
A column containing lists.
Outputs
Outputs
The count of unique elements for each input list.
Configuration
The following parameters can be used to configure the behaviour of the step by including them in
a json object as the last “input” to the step, i.e. step(..., {"param": "value", ...}) -> (output).
Parameters
Parameters
This step doesn’t expect any configuration.