Struct

The following methods are available under the expr.struct attribute.

Expr.struct.__getitem__(item)	Return a struct field by name or by index.
Expr.struct.field(name, *more_names)	Retrieve one or multiple Struct field(s) as a new Series.
Expr.struct.unnest()	Expand the struct into its individual fields.
Expr.struct.json_encode()	Convert this struct to a string column with json values.
Expr.struct.rename_fields(names)	Rename the fields of the struct.
Expr.struct.with_fields(*exprs, **named_exprs)	Add or overwrite fields of this struct.