Function make_union

crates/vm/src/builtins/union.rs:364–370

(args: &Py<PyTuple>, vm: &VirtualMachine)

}

pub fn make_union(args: &Py<PyTuple>, vm: &VirtualMachine) -> PyResult {
    let result = dedup_and_flatten_args(args, vm)?;
    Ok(match result.args.len() {
        1 => result.args[0].to_owned(),
        _ => PyUnion::from_components(result, vm)?.to_pyobject(vm),
    })
}

impl PyUnion {
    fn getitem(zelf: PyRef<Self>, needle: PyObjectRef, vm: &VirtualMachine) -> PyResult {