Function index_of

crates/vm/src/stdlib/_operator.rs:201–209

(a: PyIter, b: PyObjectRef, vm: &VirtualMachine)

    #[pyfunction(name = "indexOf")]
    fn index_of(a: PyIter, b: PyObjectRef, vm: &VirtualMachine) -> PyResult<usize> {
        for (index, element) in a.iter_without_hint::<PyObjectRef>(vm)?.enumerate() {
            let element = element?;
            if element.is(&b) || vm.bool_eq(&b, &element)? {
                return Ok(index);
            }
        }
        Err(vm.new_value_error("sequence.index(x): x not in sequence"))
    }

    #[pyfunction]
    fn setitem(