is_field_subset: Check if Field is Subset
Description
This function checks if a field is a subset.
We define a subset as a character field that contains fewer than 20 unique values.
Usage
is_field_subset(field_name, df, column_names, column_types)
Arguments
- field_name
Name of the field to check.
- df
Dataframe to check.
- column_names
Set that the field is part of.
- column_types
Types that belong to the column names.