Function is_frozen

crates/vm/src/stdlib/_imp.rs:195–197

(name: PyUtf8StrRef, vm: &VirtualMachine)

    #[pyfunction]
    fn is_frozen(name: PyUtf8StrRef, vm: &VirtualMachine) -> bool {
        super::find_frozen(name.as_str(), vm).is_ok()
    }

    #[pyfunction]
    fn create_builtin(spec: PyObjectRef, vm: &VirtualMachine) -> PyResult {